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Contents Wiring diagrams Section: Communication Devices All sections

Module Communications Network -- Electric: Diagnosis Ford Focus III

Communication Devices ~22582 words

DTC Chart(s)

Diagnostics in this information assume a certain skill level and knowledge of Ford-specific diagnostic practices.

REFER to: DIAGNOSTIC METHODS (100-00 General Information, Description and Operation).

DTCDescriptionAction
U2100:00Initial Configuration Not Complete: No Sub Type InformationCHECK the vehicle service history for recent service actions related to this module. This DTC sets due to incomplete or incorrect Programmable Module Installation (PMI) procedures. If there have been recent service actions with this module, REPEAT the Programmable Module Installation (PMI) procedure as directed by the scan tool REFER to: MODULE CONFIGURATION - SYSTEM OPERATION AND COMPONENT DESCRIPTION (418-01 Module Configuration, Description and Operation). If there have been no recent service actions, INSTALL a new GWM . REFER to Gateway Module A (GWM) .
U3000:44Control Module: Data Memory FailurePERFORM a GWM self-test. If DTC U3000:44 is retrieved, INSTALL a new GWM . REFER to: GATEWAY MODULE A (GWM) (418-00 Module Communications Network, Removal and Installation). If DTC U3000:44 is not retrieved, the module is operating correctly at this time. The concern may have been caused by an intermittent concern.
U3000:45Control Module: Program Memory FailurePERFORM a GWM self-test. If DTC U3000:45 is retrieved, INSTALL a new GWM . REFER to: GATEWAY MODULE A (GWM) (418-00 Module Communications Network, Removal and Installation). If DTC U3000:45 is not retrieved, the module is operating correctly at this time. The concern may have been caused by an intermittent concern.

DTC CHART: GWM

DTCDescriptionAction
U0004High Speed CAN Communication Bus (+) Low: No Sub Type InformationA High Speed Controller Area Network (HS-CAN) fault was present at a point in time. The fault is not currently present since the module is communicating with the scan tool. CLEAR the DTC . REPEAT the network test with the scan tool. VERIFY the integrity of the connectors and wiring. Refer to SYSTEM WIRING DIAGRAMS for additional information.
U0005High Speed CAN Communication Bus (+) High: No Sub Type InformationA High Speed Controller Area Network (HS-CAN) fault is present but the network may still be functional at a degraded level. One or more modules may not communicate and may not be sending or receiving messages. GO to PINPOINT TEST AA
U0007High Speed CAN Communication Bus (-) Low: No Sub Type InformationA High Speed Controller Area Network (HS-CAN) fault is present but the network may still be functional at a degraded level. One or more modules may not communicate and may not be sending or receiving messages. GO to PINPOINT TEST AA
U0008High Speed CAN Communication Bus (-) High: No Sub Type InformationA High Speed Controller Area Network (HS-CAN) fault was present at a point in time. The fault is not currently present since the module is communicating with the scan tool. CLEAR the DTC . REPEAT the network test with the scan tool. VERIFY the integrity of the connectors and wiring. Refer to SYSTEM WIRING DIAGRAMS for additional information.
U0009High Speed CAN Communication Bus (-) Shorted to Bus (+): No Sub Type InformationA High Speed Controller Area Network (HS-CAN) fault was present at a point in time. The fault is not currently present since the module is communicating with the scan tool. CLEAR the DTC . REPEAT the network test with the scan tool. VERIFY the integrity of the connectors and wiring. Refer to SYSTEM WIRING DIAGRAMS for additional information.
U0013Medium Speed CAN Communication Bus (+) Low: No Sub Type InformationA Medium Speed Controller Area Network (MS-CAN) fault is either currently present or was present at a point in time. The BCM can report this DTC while a fault is present because the BCM communicates with the scan tool on the High Speed Controller Area Network (HS-CAN). If no Medium Speed Controller Area Network (MS-CAN) modules communicate, GO to PINPOINT TEST AC If all Medium Speed Controller Area Network (MS-CAN) modules currently communicate, CLEAR the DTC . REPEAT the network test with the scan tool. VERIFY the integrity of the connectors and wiring. Refer to SYSTEM WIRING DIAGRAMS for additional information.
U0014Medium Speed CAN Communication Bus (+) High: No Sub Type InformationA Medium Speed Controller Area Network (MS-CAN) fault is present but the network may still be functional at a degraded level. One or more modules may not communicate and may not be sending or receiving messages. GO to PINPOINT TEST AC
U0016Medium Speed CAN Communication Bus (-) Low: No Sub Type InformationA Medium Speed Controller Area Network (MS-CAN) fault is present but the network may still be functional at a degraded level. One or more modules may not communicate and may not be sending or receiving messages. GO to PINPOINT TEST AC
U0017Medium Speed CAN Communication Bus(-) High: No Sub Type InformationA Medium Speed Controller Area Network (MS-CAN) fault is either currently present or was present at a point in time. The BCM can report this DTC while a fault is present because the BCM communicates with the scan tool on the High Speed Controller Area Network (HS-CAN). If no Medium Speed Controller Area Network (MS-CAN) modules communicate, GO to PINPOINT TEST AC If all Medium Speed Controller Area Network (MS-CAN) modules currently communicate, CLEAR the DTC . REPEAT the network test with the scan tool. VERIFY the integrity of the connectors and wiring. Refer to SYSTEM WIRING DIAGRAMS for additional information.
U0018Medium Speed CAN Communication Bus (-) Shorted to Bus (+): No Sub Type InformationA Medium Speed Controller Area Network (MS-CAN) fault was present at a point in time. The fault is not currently present since the module is communicating with the scan tool. CLEAR the DTC . REPEAT the network test with the scan tool. VERIFY the integrity of the connectors and wiring. Refer to SYSTEM WIRING DIAGRAMS for additional information.

DTC CHART: BCM

Symptom Chart: Communication Network

Diagnostics in this information assume a certain skill level and knowledge of Ford-specific diagnostic practices.

REFER to: DIAGNOSTIC METHODS (100-00 General Information, Description and Operation).

ConditionPossible SourcesActions
The vehicle does not start with the scan tool connected to the DLC and/or multiple malfunction indicators are only on when the scan tool is connected to the DLCRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST AE
The PCM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST A
The ABS module does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST B
The RCM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST C
The OCSM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST D
The SASM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST E
The IPC does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST F
The BCM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST G
The HVAC module does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST H
The ACM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST I
The DDM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST J
The PDM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST K
The Image Processing Module - B (IPM-B) does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST L
The GPSM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST M
The TCM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST R
The Parking Aid Module (PAM) does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST N
The APIM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST O
The FCIM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST P
The RFA module does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST Q
The PSCM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST S
The TCU does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST T
The BECM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST U
The SOBDM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST V
The ACCM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST W
The Direct Current/Direct Current (DC/DC) Converter Control Module does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST X
The GFM (charge port light ring) does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST Y
The GWM does not respond to the scan toolRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST Z
No High Speed Controller Area Network (HS-CAN) communication, all modules are not respondingRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST AA
No Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) communication, all modules are not respondingRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST AB
No Medium Speed Controller Area Network (MS-CAN) communication, all modules are not respondingRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST AC
No Infotainment Controller Area Network (I-CAN) communication, all modules are not respondingRefer to the DIAGNOSTIC ROUTINEIf the IPC does not pass a network test, DIAGNOSE the IPC first. GO to PINPOINT TEST F If the IPC does pass a network test, GO to PINPOINT TEST AD
No power to the DLCRefer to the DIAGNOSTIC ROUTINEGO to PINPOINT TEST AE

SYMPTOM CHART

PINPOINT TEST A: THE POWERTRAIN CONTROL MODULE (PCM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. A1 VERIFY WHETHER OTHER ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) MODULES PASS THE NETWORK TEST Using a scan tool, perform the network test. Is the text "pass" or a Diagnostic Trouble Code (DTC) listed next to any of the following modules (if equipped): ACCM , ABS module, BECM , Direct Current/Direct Current (DC/DC) Converter Control Module, GWM , GFM , SOBDM , TCM ? Yes : If "pass" or a Diagnostic Trouble Code (DTC) was listed next to the PCM , a network fault is not currently present. GO to «PINPOINT TEST AB»(ref-566932-S27266092592013071700000) to diagnose an Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) fault condition. If "pass" or a Diagnostic Trouble Code (DTC) was listed next to one or more modules other than the PCM , GO to A2 No : No modules are currently communicating on the Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN). GO to «PINPOINT TEST AB»(ref-566932-S27266092592013071700000)
  2. A2 CHECK POWERTRAIN CONTROL MODULE (PCM) VREF VOLTAGE Check the PCM VREF voltage. REFER to: «ELECTRIC POWERTRAIN CONTROL»(ref-566946-S40109031432013071700000) (303-14 Electric Powertrain Control, Diagnosis and Testing). Has the VREF test been performed? Yes : GO to A3 No : REFER to: «ELECTRIC POWERTRAIN CONTROL»(ref-566946-S40109031432013071700000) (303-14 Electric Powertrain Control, Diagnosis and Testing).
  3. A3 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE POWERTRAIN CONTROL MODULE (PCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C175B-33 C251-6 C175B-32 C251-14 Are the resistances less than 3 ohms? Yes : GO to A4 No : REPAIR the circuit in question.
  4. A4 CHECK FOR CORRECT POWERTRAIN CONTROL MODULE (PCM) OPERATION Ignition OFF. Disconnect and inspect all the PCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the PCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new PCM . REFER to: «POWERTRAIN CONTROL MODULE (PCM)»(ref-566946-S42735124262013071700000) (303-14 Electric Powertrain Control, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Visual Inspection and Diagnostic Pre-checks

Verify Battery Junction Box (BJB) fuses 7 (40A), 8 (30A) and 19 (5A) are OK.

PINPOINT TEST B: THE ANTI-LOCK BRAKE SYSTEM (ABS) MODULE DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. B1 CHECK THE ANTI-LOCK BRAKE SYSTEM (ABS) MODULE VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: ABS module Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C135-1 Ground C135-30 Ground C135-35 Ground Are the voltages greater than 11 volts? Yes : GO to B2 No : VERIFY the Battery Junction Box (BJB) fuses 7 (40A), 8 (30A) and 19 (5A) are OK. If OK, REPAIR the circuit in question. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. B2 CHECK THE ANTI-LOCK BRAKE SYSTEM (ABS) MODULE GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C135-14 Ground Is the resistance less than 3 ohms? Yes : GO to B3 No : REPAIR the circuit.
  3. B3 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE ANTI-LOCK BRAKE SYSTEM (ABS) MODULE AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C135-42 C251-6 C135-43 C251-14 Are the resistances less than 3 ohms? Yes : GO to B4 No : REPAIR the circuit in question.
  4. B4 CHECK FOR CORRECT ANTI-LOCK BRAKE SYSTEM (ABS) MODULE OPERATION Ignition OFF. Disconnect and inspect the ABS module connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the ABS module connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new ABS module. REFER to: «HYDRAULIC CONTROL UNIT (HCU)»(ref-566936-S28915451622013071700000) (206-09 Anti-Lock Brake System (ABS) and Stability Control, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BCM fuse 86 (10A) is OK.

PINPOINT TEST C: THE RESTRAINTS CONTROL MODULE (RCM) DOES NOT RESPOND TO THE SCAN TOOL

WARNINGNever probe the electrical connectors on air bag, Safety Canopy® or side air curtain modules. Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.
WARNINGNever disassemble or tamper with seat belt deployable components, including pretensioners, load limiters and inflators. Never back probe deployable device electrical connectors. Tampering or back probing may cause an accidental deployment and result in personal injury or death.

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

Note. The Supplemental Restraint System (SRS) must be fully operational and free of faults before releasing the vehicle to the customer.

  1. C1 CHECK THE RESTRAINTS CONTROL MODULE (RCM) CONNECTION Ignition OFF. Depower the Supplemental Restraint System (SRS). REFER to: «SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPOWERING AND REPOWERING»(ref-566945-S38411574042013071700000) (501-20B Supplemental Restraint System, General Procedures). Disconnect: RCM C310A. Are RCM C310A pins 19, 20 and 24 OK? Yes : GO to C2 No : INSTALL a new wiring harness. REPOWER the Supplemental Restraint System (SRS). REFER to: «SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPOWERING AND REPOWERING»(ref-566945-S38411574042013071700000) (501-20B Supplemental Restraint System, General Procedures).
  2. C2 CHECK THE RESTRAINTS CONTROL MODULE (RCM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Repower the Supplemental Restraint System (SRS). REFER to: «SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPOWERING AND REPOWERING»(ref-566945-S38411574042013071700000) (501-20B Supplemental Restraint System, General Procedures). Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C310A-24 Ground Is the voltage greater than 11 volts? Yes : GO to C3 No : VERIFY the BCM fuse 86 (10A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  3. C3 CHECK THE RESTRAINTS CONTROL MODULE (RCM) CASE GROUND Ignition OFF. Measure the resistance between the RCM case and a good chassis ground. Is the resistance less than 3 ohms? Yes : GO to C4 No : REPAIR the RCM case ground as necessary.
  4. C4 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE RESTRAINTS CONTROL MODULE (RCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Depower the Supplemental Restraint System (SRS). REFER to: «RESTRAINTS CONTROL MODULE (RCM)»(ref-566945-S24807464582013071700000) (501-20B Supplemental Restraint System, Removal and Installation). Measure: Positive Lead Measurement/Action Negative Lead C310A-19 C251-9 C310A-20 C251-12 Are the resistances less than 3 ohms? Yes : GO to C5 No : REPAIR the circuit in question.
  5. C5 CHECK FOR CORRECT RESTRAINTS CONTROL MODULE (RCM) OPERATION Ignition OFF. Disconnect and inspect all the RCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the RCM connectors. Make sure they seat and latch correctly. Repower the Supplemental Restraint System (SRS). REFER to: «RESTRAINTS CONTROL MODULE (RCM)»(ref-566945-S24807464582013071700000) (501-20B Supplemental Restraint System, Removal and Installation). Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new RCM . REFER to: «RESTRAINTS CONTROL MODULE (RCM)»(ref-566945-S24807464582013071700000) (501-20B Supplemental Restraint System, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BCM fuse 86 (10A) is OK.

PINPOINT TEST D: THE OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. D1 CHECK THE OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Wait one minute. Disconnect: OCSM C3159 Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C3159-1 Ground Is the voltage greater than 11 volts? Yes : GO to D2 No : VERIFY the BCM fuse 86 (10A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. D2 CHECK THE OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C3159-4 Ground Is the resistance less than 3 ohms? Yes : GO to D3 No : REPAIR the circuit.
  3. D3 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C3159-2 C251-9 C3159-3 C251-12 Are the resistances less than 3 ohms? Yes : GO to D4 No : REPAIR the circuit in question.
  4. D4 CHECK FOR CORRECT OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) OPERATION Ignition OFF. Disconnect and inspect the OCSM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the OCSM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new OCSM . REFER to: «OCCUPANT CLASSIFICATION SYSTEM (OCS) SENSOR - VEHICLES BUILT UP TO: 25-JUNE-2012»(ref-566945-S00487872052013071700000) (501-20B Supplemental Restraint System, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BCM fuse 72 (7.5A) is OK.

PINPOINT TEST E: THE STEERING ANGLE SENSOR MODULE (SASM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. E1 CHECK THE STEERING ANGLE SENSOR MODULE (SASM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: SASM C226A Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C226A-1 Ground Is the voltage greater than 11 volts? Yes : GO to E2 No : VERIFY the BCM fuse 72 (7.5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. E2 CHECK THE STEERING ANGLE SENSOR MODULE (SASM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C226A-14 Ground Is the resistance less than 3 ohms? Yes : GO to E3 No : REPAIR the circuit.
  3. E3 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE STEERING ANGLE SENSOR MODULE (SASM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C226A-4 C251-9 C226A-5 C251-12 Are the resistances less than 3 ohms? Yes : GO to E4 No : REPAIR the circuit in question.
  4. E4 CHECK FOR CORRECT STEERING ANGLE SENSOR MODULE (SASM) OPERATION Ignition OFF. Disconnect and inspect all the SASM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the SASM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new SASM . REFER to: «STEERING ANGLE SENSOR MODULE (SASM)»(ref-566966-S25896110342013071700000) (211-05 Steering Wheel and Column Electrical Components, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BCM fuse 69 (5A) is OK.

PINPOINT TEST F: THE INSTRUMENT PANEL CLUSTER (IPC) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. F1 CHECK THE INSTRUMENT PANEL CLUSTER (IPC) VOLTAGE SUPPLY CIRCUIT Disconnect: IPC C220 Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C220-21 Ground Is the voltage greater than 11 volts? Yes : GO to F2 No : VERIFY the BCM fuse 69 (5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. F2 CHECK THE INSTRUMENT PANEL CLUSTER (IPC) GROUND CIRCUIT Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C220-5 Ground Is the resistance less than 3 ohms? Yes : GO to F3 No : REPAIR the circuit.
  3. F3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE INSTRUMENT PANEL CLUSTER (IPC) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C220-12 C251-3 C220-13 C251-11 Are the resistances less than 3 ohms? Yes : GO to F4 No : REPAIR the circuit in question.
  4. F4 CHECK FOR CORRECT INSTRUMENT PANEL CLUSTER (IPC) OPERATION Ignition OFF. Disconnect and inspect the IPC connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the IPC connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new IPC . REFER to: «INSTRUMENT PANEL CLUSTER (IPC)»(ref-566943-S12042717552013071700000) (413-01 Instrumentation, Message Center and Warning Chimes, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify High Current BJB MEGA fuses 4 (50A) and 9 (50A) are OK.

PINPOINT TEST G: THE BODY CONTROL MODULE (BCM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. G1 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTANCE Ignition OFF. Disconnect the scan tool cable from the DLC . Measure: Positive Lead Measurement/Action Negative Lead C251-8 C251-12 Is the resistance between 54 and 66 ohms? Yes : GO to G3 No : GO to G2
  2. G2 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE BODY CONTROL MODULE (BCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: BCM C2280C. Measure: Positive Lead Measurement/Action Negative Lead C2280C-7 C251-9 C2280C-8 C251-12 Are the resistances less than 3 ohms? Yes : GO to G7 No : REPAIR the circuit in question.
  3. G3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) TERMINATION RESISTANCE Connect: BCM C2280A Measure: Positive Lead Measurement/Action Negative Lead C251-3 C251-11 Is the resistance between 54 and 66 ohms? Yes : GO to G5 No : GO to G4
  4. G4 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE BODY CONTROL MODULE (BCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: BCM C2280A Measure: Positive Lead Measurement/Action Negative Lead C2280A-41 C251-3 C2280A-40 C251-11 Are the resistances less than 3 ohms? Yes : GO to G7 No : REPAIR the circuit in question.
  5. G5 CHECK THE BODY CONTROL MODULE (BCM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition ON. Disconnect: BCM C2280G Measure: Positive Lead Measurement/Action Negative Lead C2280G-2 Ground C2280G-1 Ground Is the voltage greater than 11 volts? Yes : Connect: BCM C2280G . GO to G6 No : VERIFY the High Current BJB MEGA fuses 4 (50A) and 9 (50A) is OK. If OK, repair the circuit in question. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  6. G6 CHECK THE BODY CONTROL MODULE (BCM) GROUND CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: BCM C2280E Measure: Positive Lead Measurement/Action Negative Lead C2280E-2 Ground Measure: Positive Lead Measurement/Action Negative Lead C2280A-3 Ground Are the resistances less than 3 ohms? Yes : GO to G7 No : REPAIR the circuit in question.
  7. G7 CHECK FOR CORRECT BODY CONTROL MODULE (BCM) OPERATION Disconnect and inspect the BCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the BCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM . REFER to: «BODY CONTROL MODULE (BCM)»(ref-566939-S09040044222013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BCM fuse 71 (10A) is OK.

PINPOINT TEST H: THE HEATING, VENTILATION AND AIR CONDITIONING MODULE (HVAC) MODULE DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. H1 CHECK THE HEATING, VENTILATION AND AIR CONDITIONING MODULE (HVAC) MODULE VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Disconnect: HVAC Module C228B . Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C228B-14 Ground Is the voltage greater than 11 volts? Yes : GO to H2 No : VERIFY the BCM fuse 71 (10A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. H2 CHECK THE HEATING, VENTILATION AND AIR CONDITIONING MODULE (HVAC) MODULE GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C228B-6 Ground Is the resistance less than 3 ohms? Yes : GO to H3 No : REPAIR the circuit.
  3. H3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE HEATING, VENTILATION AND AIR CONDITIONING MODULE (HVAC) MODULE AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C228B-18 C251-3 C228B-19 C251-11 Are the resistances less than 3 ohms? Yes : GO to H4 No : REPAIR the circuit in question.
  4. H4 CHECK FOR CORRECT HEATING, VENTILATION AND AIR CONDITIONING MODULE (HVAC) MODULE OPERATION Ignition OFF. Disconnect and inspect all the HVAC module connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the HVAC module connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new HVAC module. REFER to: «HEATING, VENTILATION AND AIR CONDITIONING (HVAC) CONTROL MODULE»(ref-566935-S32940405732013071700000) (412-00 Climate Control System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BCM fuse 79 (15A) is OK.

PINPOINT TEST I: THE AUDIO CONTROL MODULE (ACM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. I1 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) TERMINATION RESISTANCE Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C251-1 C251-9 Is the resistance between 54 and 66 ohms? Yes : GO to I3 No : GO to I2
  2. I2 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) CIRCUITS BETWEEN THE AUDIO CONTROL MODULE (ACM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: ACM C240A Measure: Positive Lead Measurement/Action Negative Lead C240A-14 C251-1 C240A-15 C251-8 Are the resistances less than 3 ohms? Yes : GO to I3 No : REPAIR the circuit in question.
  3. I3 CHECK THE AUDIO CONTROL MODULE (ACM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: ACM C240A. Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C240A-1 Ground Is the voltage greater than 11 volts? Yes : GO to I4 No : VERIFY the BCM fuse 79 (15A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  4. I4 CHECK THE AUDIO CONTROL MODULE (ACM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C240A-13 Ground Is the resistance less than 3 ohms? Yes : GO to I5 No : REPAIR the circuit.
  5. I5 CHECK FOR CORRECT AUDIO CONTROL MODULE (ACM) OPERATION Ignition OFF. Disconnect and inspect all the ACM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the ACM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new ACM . REFER to: «AUDIO UNIT»(ref-566937-S01982632262013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify Rear Junction Box (RJB) fuse 4 (25A) is OK.

PINPOINT TEST J: THE DRIVER DOOR MODULE (DDM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. J1 CHECK THE DRIVER DOOR MODULE (DDM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: DDM C501A. Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C501A-2 Ground Is the voltage greater than 11 volts? Yes : GO to J2 No : VERIFY the Rear Junction Box (RJB) fuse 4 (25A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. J2 CHECK THE DRIVER DOOR MODULE (DDM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C501A-13 Ground Is the resistance less than 3 ohms? Yes : GO to J3 No : REPAIR the circuit.
  3. J3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE DRIVER DOOR MODULE (DDM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C501B-1 C251-3 C501B-13 C251-11 Are the resistances less than 3 ohms? Yes : GO to J4 No : REPAIR the circuit in question.
  4. J4 CHECK FOR CORRECT DRIVER DOOR MODULE (DDM) OPERATION Ignition OFF. Disconnect and inspect all the DDM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the DDM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new DDM . REFER to: «DOOR MODULE»(ref-566939-S18247448032013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify RJB fuse 5 (25A) is OK.

PINPOINT TEST K: THE PASSENGER DOOR MODULE (PDM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. K1 CHECK THE PASSENGER DOOR MODULE (PDM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: PDM C652A Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C652A-2 Ground Is the voltage greater than 11 volts? Yes : GO to K2 No : VERIFY the RJB fuse 5 (25A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. K2 CHECK THE PASSENGER DOOR MODULE (PDM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C652A-13 Ground Is the resistance less than 3 ohms? Yes : GO to K3 No : REPAIR the circuit.
  3. K3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE PASSENGER DOOR MODULE (PDM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: PDM C652B Measure: Positive Lead Measurement/Action Negative Lead C652B-1 C251-3 C652B-13 C251-11 Are the resistances less than 3 ohms? Yes : GO to K4 No : REPAIR the circuit in question.
  4. K4 CHECK FOR CORRECT PASSENGER DOOR MODULE (PDM) OPERATION Ignition OFF. Disconnect and inspect all the PDM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the PDM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new PDM . REFER to: «DOOR MODULE»(ref-566939-S18247448032013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify RJB fuse 29 (5A) is OK.

PINPOINT TEST L: THE IMAGE PROCESSING MODULE B (IPM-B) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. L1 CHECK THE IMAGE PROCESSING MODULE - B (IPM-B) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: Image Processing Module - B (IPM-B) C4402 Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C4402-4 Ground Is the voltage greater than 11 volts? Yes : GO to L2 No : VERIFY the RJB fuse 29 (5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. L2 CHECK THE IMAGE PROCESSING MODULE - B (IPM-B) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C4402-1 Ground Is the resistance less than 3 ohms? Yes : GO to L3 No : REPAIR the circuit.
  3. L3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE IMAGE PROCESSING MODULE - B (IPMB) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C4402-2 C251-3 C4402-3 C251-11 Are the resistances less than 3 ohms? Yes : GO to L4 No : REPAIR the circuit in question.
  4. L4 CHECK FOR CORRECT IMAGE PROCESSING MODULE - B (IPM-B) OPERATION Ignition OFF. Disconnect and inspect the Image Processing Module - B (IPM-B) connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the Image Processing Module - B (IPM-B) connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new Image Processing Module - B (IPM-B). REFER to: «IMAGE PROCESSING MODULE B (IPMB) - VEHICLES WITH: 5-DOOR»(ref-566944-S31449099082013071700000) (413-13 Parking Aid, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST M: THE GLOBAL POSITIONING SYSTEM MODULE (GPSM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. M1 CHECK THE GLOBAL POSITIONING SYSTEM MODULE (GPSM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: GPSM C2398 Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C2398-1 Ground Is the voltage greater than 11 volts? Yes : GO to M2 No : VERIFY the BCM fuse 67 (7.5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. M2 CHECK THE GLOBAL POSITIONING SYSTEM MODULE (GPSM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C2398-6 Ground Is the resistance less than 3 ohms? Yes : GO to M3 No : REPAIR the circuit.
  3. M3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE GLOBAL POSITIONING SYSTEM MODULE (GPSM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2398-2 C251-3 C2398-3 C251-11 Are the resistances less than 3 ohms? Yes : GO to M4 No : REPAIR the circuit in question.
  4. M4 CHECK FOR CORRECT GLOBAL POSITIONING SYSTEM MODULE (GPSM) OPERATION Ignition OFF. Disconnect and inspect the GPSM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GPSM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GPSM . REFER to: «GLOBAL POSITIONING SYSTEM MODULE (GPSM)»(ref-566937-S09061384202013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify RJB fuse 30 (5A) is OK.

PINPOINT TEST N: THE PARKING AID MODULE (PAM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. N1 CHECK THE PARKING AID MODULE (PAM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: Parking Aid Module (PAM) C4014A Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C4014A-1 Ground Is the voltage greater than 11 volts? Yes : GO to N2 No : VERIFY the RJB fuse 30 (5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. N2 CHECK THE PARKING AID MODULE (PAM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C4014A-8 Ground Is the resistance less than 3 ohms? Yes : GO to N3 No : REPAIR the circuit.
  3. N3 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE PARKING AID MODULE (PAM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C4014A-6 C251-9 C4014A-15 C251-12 Are the resistances less than 3 ohms? Yes : GO to N4 No : REPAIR the circuit in question.
  4. N4 CHECK FOR CORRECT PARKING AID MODULE (PAM) OPERATION Ignition OFF. Disconnect and inspect the Parking Aid Module (PAM) connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the Parking Aid Module (PAM) connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new Parking Aid Module (PAM). REFER to: «PARKING ASSIST CONTROL MODULE (PAM) - VEHICLES WITH: 5-DOOR»(ref-566944-S34934347042013071700000) (413-13 Parking Aid, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BCM fuse 67 (7.5A) is OK.

PINPOINT TEST O: THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. O1 CHECK THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: APIM C2383 Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C2383-1 Ground Is the voltage greater than 11 volts? Yes : GO to O2 No : VERIFY the BCM fuse 67 (7.5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. O2 CHECK THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) GROUND CIRCUITS FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C2383-37 Ground Is the resistance less than 3 ohms? Yes : GO to O3 No : REPAIR the circuit.
  3. O3 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2383-53 C251-9 C2383-54 C251-12 Are the resistances less than 3 ohms? Yes : GO to O4 No : REPAIR the circuit in question.
  4. O4 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) CIRCUITS BETWEEN THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2383-19 C251-1 C2383-20 C251-8 Are the resistances less than 3 ohms? Yes : GO to O5 No : REPAIR the circuit in question.
  5. O5 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2383-16 C251-3 C2383-17 C251-11 Are the resistances less than 3 ohms? Yes : GO to O6 No : REPAIR the circuit in question.
  6. O6 CHECK FOR CORRECT ACCESSORY PROTOCOL INTERFACE MODULE (APIM) OPERATION Ignition OFF. Disconnect and inspect the APIM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the APIM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new APIM . REFER to: «SYNC MODULE [APIM]»(ref-566937-S42398040312013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BCM fuse 79 (15A) is OK.

PINPOINT TEST P: THE FRONT CONTROLS INTERFACE MODULE (FCIM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. P1 CHECK THE FRONT CONTROLS INTERFACE MODULE (FCIM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: FCIM C2402 Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C2402-8 Ground Is the voltage greater than 11 volts? Yes : GO to P2 No : VERIFY the BCM fuse 79 (15A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. P2 CHECK THE FRONT CONTROLS INTERFACE MODULE (FCIM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C2402-5 Ground Is the resistance less than 3 ohms? Yes : GO to P3 No : REPAIR the circuit.
  3. P3 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) CIRCUITS BETWEEN THE FRONT CONTROLS INTERFACE MODULE (FCIM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2402-7 C251-1 C2402-4 C251-8 Are the resistances less than 3 ohms? Yes : GO to P4 No : REPAIR the circuit in question.
  4. P4 CHECK FOR CORRECT FRONT CONTROLS INTERFACE MODULE (FCIM) OPERATION Ignition OFF. Disconnect and inspect the FCIM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the FCIM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new FCIM . REFER to: «FRONT CONTROLS INTERFACE MODULE (FCIM)»(ref-566937-S17687167822013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify RJB fuse 2 (10A) is OK.

PINPOINT TEST Q: THE REMOTE FUNCTION ACTUATOR (RFA) MODULE DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. Q1 CHECK THE REMOTE FUNCTION ACTUATOR (RFA) MODULE VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: RFA module C4392C (blue hardshell). Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C4392C-5 Ground Is the voltage greater than 11 volts? Yes : GO to Q2 No : VERIFY the RJB fuse 2 (10A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. Q2 CHECK THE REMOTE FUNCTION ACTUATOR (RFA) MODULE GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C4392C-4 Ground Is the resistance less than 3 ohms? Yes : GO to Q3 No : REPAIR the circuit.
  3. Q3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE REMOTE FUNCTION ACTUATOR (RFA) MODULE AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: RFA module C4392D (natural hardshell). Measure: Positive Lead Measurement/Action Negative Lead C4392D-3 C251-3 C4392D-4 C251-11 Are the resistances less than 3 ohms? Yes : GO to Q4 No : REPAIR the circuit in question.
  4. Q4 CHECK FOR CORRECT REMOTE FUNCTION ACTUATOR (RFA) MODULE OPERATION Ignition OFF. Disconnect and inspect all the RFA module connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the RFA module connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new RFA module. REFER to: «REMOTE FUNCTION ACTUATOR (RFA) MODULE»(ref-566939-S00973375012013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify Battery Junction Box (BJB) fuse 30 (5A) is OK.

PINPOINT TEST R: THE TRANSMISSION CONTROL MODULE (TCM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. R1 CHECK THE TRANSMISSION CONTROL MODULE (TCM) VOLTAGE SUPPLY CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: TCM C1822A Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C1822A-15 Ground C1822A-16 Ground Are the voltages greater than 11 volts? Yes : GO to R2 No : VERIFY the Battery Junction Box (BJB) fuse 30 (5A) is OK. If OK, REPAIR the circuit in question. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. R2 CHECK THE TRANSMISSION CONTROL MODULE (TCM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C1822A-10 Ground C1822A-11 Ground Are the resistances less than 3 ohms? Yes : GO to R3 No : REPAIR the circuit in question.
  3. R3 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE TRANSMISSION CONTROL MODULE (TCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C1822A-1 C251-6 C1822A-9 C251-14 Are the resistances less than 3 ohms? Yes : GO to R4 No : REPAIR the circuit in question.
  4. R4 CHECK FOR CORRECT TRANSMISSION CONTROL MODULE (TCM) OPERATION Ignition OFF. Disconnect and inspect all the TCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the TCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new TCM . REFER to: «TRANSMISSION CONTROL MODULE (TCM) HIGH VOLTAGE FUSES»(ref-566947-S27524330872013071700000) (307-01 Transmission, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify High Current BJB MEGA fuse 1 (80A) and BJB fuse 40 (5A) are OK.

PINPOINT TEST S: THE POWER STEERING CONTROL MODULE (PSCM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. S1 CHECK THE POWER STEERING CONTROL MODULE (PSCM) VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: PSCM C1463A and C1463B Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C1463A-1 Ground Measure: Positive Lead Measurement/Action Negative Lead C1463B-3 Ground Is the voltage greater than 11 volts? Yes : GO to S2 No : VERIFY the High Current BJB MEGA fuse 1 (80A) or BJB fuse 40 (5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. S2 CHECK THE POWER STEERING CONTROL MODULE (PSCM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C1463A-2 Ground Is the resistance less than 3 ohms? Yes : GO to S3 No : REPAIR the circuit.
  3. S3 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE POWER STEERING CONTROL MODULE (PSCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C1463B-1 C251-9 C1463B-2 C251-12 Are the resistances less than 3 ohms? Yes : GO to S4 No : REPAIR the circuit in question.
  4. S4 CHECK FOR CORRECT POWER STEERING CONTROL MODULE (PSCM) OPERATION Ignition OFF. Disconnect and inspect all the PSCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the PSCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new PSCM . REFER to: «STEERING GEAR»(ref-566958-S23212185192013071700000) (211-02 Power Steering). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify RJB fuse 1 (5A) is OK.

PINPOINT TEST T: THE TELEMATIC CONTROL UNIT (TCU) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. T1 CHECK THE TELEMATIC CONTROL UNIT (TCU) VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: TCU C4803 Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C4803-1 Ground Is the voltage greater than 11 volts? Yes : GO to T2 No : VERIFY the RJB fuse 1 (5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. T2 CHECK THE TELEMATICS CONTROL UNIT (TCU) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Measure: Positive Lead Measurement/Action Negative Lead C4803-13 Ground Is the resistance less than 3 ohms? Yes : GO to T3 No : REPAIR the circuit.
  3. T3 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) CIRCUITS BETWEEN THE TELEMATICS CONTROL UNIT (TCU) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C4803-8 C251-1 C4803-16 C251-8 Are the resistances less than 3 ohms? Yes : GO to T4 No : REPAIR the circuit in question.
  4. T4 CHECK FOR CORRECT TELEMATICS CONTROL UNIT (TCU) OPERATION Ignition OFF. Disconnect and inspect all the TCU connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the TCU connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new TCU . REFER to: «TELEMATIC CONTROL UNIT MODULE (TCU)»(ref-566937-S22670147892013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify RJB fuse 11 (5A) is OK.

PINPOINT TEST U: THE BATTERY ENERGY CONTROL MODULE (BECM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. U1 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTANCE Ignition OFF. Disconnect Negative Battery Cable. Measure: Positive Lead Measurement/Action Negative Lead C251-6 C251-14 Is the resistance between 54 and 66 ohms? Yes : GO to U3 No : GO to U2
  2. U2 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE BATTERY ENERGY CONTROL MODULE (BECM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C4805E-7 C251-6 C4805E-12 C251-14 Are the resistances less than 3 ohms? Yes : GO to U5 No : REPAIR the circuit in question.
  3. U3 CHECK THE BATTERY ENERGY CONTROL MODULE (BECM) VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: BECM C4805E Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C4805E-15 Ground C4805E-19 Ground Is the voltage greater than 11 volts? Yes : GO to U4 No : VERIFY the RJB fuse 11 (5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  4. U4 CHECK THE BATTERY ENERGY CONTROL MODULE (BECM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: BECM C4805E Measure: Positive Lead Measurement/Action Negative Lead C4805E-27 Ground C4805E-34 Ground Are the resistances less than 3 ohms? Yes : GO to U5 No : REPAIR the circuit in question.
  5. U5 CHECK FOR CORRECT BATTERY ENERGY CONTROL MODULE (BECM) OPERATION Ignition OFF. Disconnect and inspect all the BECM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the BECM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BECM . REFER to: «HIGH VOLTAGE UPPER BATTERY»(ref-566940-S36945091842013071700000) (414-03A High Voltage Battery, Mounting and Cables, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BJB fuse 13 (40A) is OK.

PINPOINT TEST V: THE SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE (SOBDM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. V1 CHECK THE SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE (SOBDM) VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: SOBDM C1821C Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C1821C-3 Ground Is the voltage greater than 11 volts? Yes : GO to V2 No : VERIFY the BJB fuse 13 (40A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. V2 CHECK THE SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE (SOBDM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: SOBDM C1821A. Measure: Positive Lead Measurement/Action Negative Lead C1821A-1 Ground Is the resistance less than 3 ohms? Yes : GO to V3 No : REPAIR the circuit.
  3. V3 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE SECONDARY ONBOARD DIAGNOSTIC CONTROL MODULE (SOBDM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C1821C-2 C251-6 C1821C-5 C251-14 Are the resistances less than 3 ohms? Yes : GO to V4 No : REPAIR the circuit in question.
  4. V4 CHECK FOR CORRECT SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE (SOBDM) OPERATION Ignition OFF. Disconnect and inspect all the SOBDM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the SOBDM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSBT exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new SOBDM . REFER to: «SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE A (SOBDM)»(ref-566938-S02098527242013071700000) (414-03B High Voltage Battery Charging System, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BJB fuse 33 (10A) is OK.

PINPOINT TEST W: THE AIR CONDITIONING CONTROL MODULE (ACCM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. W1 CHECK THE AIR CONDITIONING CONTROL MODULE (ACCM) VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: ACCM C1803 Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C1803-1 Ground Is the voltage greater than 11 volts? Yes : GO to W2 No : VERIFY the BJB fuse 33 (10A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. W2 CHECK THE AIR CONDITIONING CONTROL MODULE (ACCM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: ACCM C1803 Measure: Positive Lead Measurement/Action Negative Lead C1803-4 Ground Is the resistance less than 3 ohms? Yes : GO to W3 No : REPAIR the circuit.
  3. W3 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE AIR CONDITIONING CONTROL MODULE (ACCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C1803-2 C251-6 C1803-3 C251-14 Are the resistances less than 3 ohms? Yes : GO to W4 No : REPAIR the circuit in question.
  4. W4 CHECK FOR CORRECT AIR CONDITIONING CONTROL MODULE (ACCM) OPERATION Ignition OFF. Disconnect and inspect all the ACCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the ACCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new ACCM . REFER to: «HEATING, VENTILATION AND AIR CONDITIONING (HVAC) CONTROL MODULE»(ref-566935-S32940405732013071700000) (412-00 Climate Control System - General Information). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify High Current BJB MEGA fuse 2 (150A) is OK.

PINPOINT TEST X: THE DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. X1 CHECK THE DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: Direct Current/Direct Current (DC/DC) Converter Control Module C1457B Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C1457B-1 Ground Is the voltage greater than 11 volts? Yes : GO to X2 No : VERIFY the High Current BJB MEGA fuse 2 (150A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. X2 CHECK THE DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE GROUND CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: Direct Current/Direct Current (DC/DC) Converter Control Module C1457C Measure: Positive Lead Measurement/Action Negative Lead C1457C-1 Ground Is the resistance less than 3 ohms? Yes : GO to X3 No : REPAIR the circuit.
  3. X3 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: Direct Current/Direct Current (DC/DC) Converter Control Module C1457D Measure: Positive Lead Measurement/Action Negative Lead C1457D-9 C251-6 C1457D-6 C251-14 Are the resistances less than 3 ohms? Yes : GO to X4 No : REPAIR the circuit in question.
  4. X4 CHECK FOR CORRECT DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE OPERATION Ignition OFF. Disconnect and inspect all the Direct Current/Direct Current (DC/DC) Converter Control Module connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the Direct Current/Direct Current (DC/DC) Converter Control Module connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new Direct Current/Direct Current (DC/DC) Converter Control Module. REFER to: «DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE»(ref-566941-S11520763732013071700000) (414-05 Voltage Converter/Inverter, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BJB fuse 27 (15A) is OK.

PINPOINT TEST Y: THE GENERIC FUNCTION MODULE (GFM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. Y1 CHECK THE GENERIC FUNCTION MODULE (GFM) VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Ignition OFF. Disconnect: GFM C1806. Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C1806-1 Ground Is the voltage greater than 11 volts? Yes : GO to Y2 No : VERIFY the BJB fuse 27 (15A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  2. Y2 CHECK THE GENERIC FUNCTION MODULE (GFM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: GFM C1806. Measure: Positive Lead Measurement/Action Negative Lead C1806-4 Ground Is the resistance less than 3 ohms? Yes : GO to Y3 No : REPAIR the circuit.
  3. Y3 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE GENERIC FUNCTION MODULE (GFM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C1806-2 C251-6 C1806-3 C251-14 Are the resistances less than 3 ohms? Yes : GO to Y4 No : REPAIR the circuit in question.
  4. Y4 CHECK FOR CORRECT GENERIC FUNCTION MODULE (GFM) OPERATION Ignition OFF. Disconnect and inspect all the GFM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GFM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GFM . REFER to: «GENERIC FUNCTION MODULE (GFM)»(ref-566938-S09014762892013071700000) (414-03B High Voltage Battery Charging System, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BJB fuse 31 (10A) and BCM fuse 73 (5A) are OK.

PINPOINT TEST Z: THE GATEWAY MODULE (GWM) DOES NOT RESPOND TO THE SCAN TOOL

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. Z1 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTANCE Ignition OFF. Disconnect Negative Battery Cable. Disconnect the scan tool cable from the DLC . Measure: Positive Lead Measurement/Action Negative Lead C251-8 C251-12 Is the resistance between 54 and 66 ohms? Yes : GO to Z3 No : GO to Z2
  2. Z2 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE GATEWAY MODULE (GWM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect Gateway Module A C2803 . Measure: Positive Lead Measurement/Action Negative Lead C2803-23 C251-9 C2803-22 C251-12 Are the resistances less than 3 ohms? Yes : GO to Z11 No : REPAIR the circuit in question.
  3. Z3 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTANCE Measure: Positive Lead Measurement/Action Negative Lead C251-6 C251-14 Is the resistance between 54 and 66 ohms? Yes : GO to Z5 No : GO to Z4
  4. Z4 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE GATEWAY MODULE (GWM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2803-20 C251-6 C2803-19 C251-14 Are the resistances less than 3 ohms? Yes : GO to Z11 No : REPAIR the circuit in question.
  5. Z5 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) TERMINATION RESISTANCE Measure: Positive Lead Measurement/Action Negative Lead C251-3 C251-11 Is the resistance between 54 and 66 ohms? Yes : GO to Z7 No : GO to Z6
  6. Z6 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE GATEWAY MODULE (GWM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2803-18 C251-3 C2803-17 C251-11 Is the resistance between 54 and 66 ohms? Yes : GO to Z11 No : REPAIR the circuit in question.
  7. Z7 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) TERMINATION RESISTANCE Measure: Positive Lead Measurement/Action Negative Lead C251-1 C251-9 Is the resistance between 54 and 66 ohms? Yes : GO to Z9 No : GO to Z8
  8. Z8 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) CIRCUITS BETWEEN THE GATEWAY MODULE (GWM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2803-16 C251-1 C2803-15 C251-8 Are the resistances less than 3 ohms? Yes : GO to Z11 No : REPAIR the circuit in question.
  9. Z9 CHECK THE GATEWAY MODULE (GWM) VOLTAGE SUPPLY CIRCUITS FOR AN OPEN Disconnect: GWM C2803 Connect Negative Battery Cable Measure: Positive Lead Measurement/Action Negative Lead C2803-13 Ground C2803-24 Ground Is the voltage greater than 11 volts? Yes : GO to Z10 No : VERIFY the BJB fuse 31 (10A) or BCM fuse 73 (5A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  10. Z10 CHECK THE GATEWAY MODULE (GWM) GROUND CIRCUIT FOR AN OPEN Ignition OFF. Disconnect: GWM C2803 Measure: Positive Lead Measurement/Action Negative Lead C2803-1 Ground C2803-14 Ground Is the resistance less than 3 ohms? Yes : GO to Z11 No : REPAIR the circuit in question.
  11. Z11 CHECK FOR CORRECT GATEWAY MODULE (GWM) OPERATION Ignition OFF. Disconnect and inspect all the GWM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GWM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GWM . REFER to: «GATEWAY MODULE A (GWM)»(ref-566932-S41772227562013071700000) (418-00 Module Communications Network, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AA: NO HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION, ALL MODULES ARE NOT RESPONDING

Note. Various modules set network DTCs during this test procedure. Clear DTCs from all modules after completing the diagnostic procedure.

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. AA1 CHECK THE DATA LINK CONNECTOR (DLC) PINS FOR DAMAGE Ignition OFF. Disconnect the scan tool cable from the DLC. Inspect the DLC pins 9 and 12 for damage. Are Data Link Connector (DLC) pins 9 and 12 OK? Yes : GO to AA2 No : REPAIR the DLC as necessary.
  2. AA2 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTANCE Disconnect negative battery cable. Measure: Positive Lead Measurement/Action Negative Lead C251-9 C251-12 Is the resistance between 54 and 66 ohms? Yes : GO to AA3 No : GO to AA5
  3. AA3 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TO GROUND Measure: Positive Lead Measurement/Action Negative Lead C251-9 Ground C251-12 Ground Are the resistances greater than 1, 000 ohms? Yes : GO to AA4 No : GO to AA12
  4. AA4 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TO VOLTAGE Connect negative battery cable. Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C251-9 Ground C251-12 Ground Is the voltage greater than 6 volts on either circuit? Yes : REPAIR the circuit in question. No : GO to AA13
  5. AA5 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTOR Measure: Positive Lead Measurement/Action Negative Lead C251-9 C251-12 Is the resistance between 108 and 132 ohms? Yes : GO to AA6 No : GO to AA9
  6. AA6 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTOR WITH THE GATEWAY MODULE A (GWM) DISCONNECTED Disconnect: GWM C2803. Measure: Positive Lead Measurement/Action Negative Lead C251-9 C251-12 Is the resistance between 108 and 132 ohms? Yes : GO to AA7 No : GO to AA8
  7. AA7 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE GATEWAY MODULE A (GWM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2803-23 C251-9 C2803-22 C251-12 Are the resistances less than 3 ohms? Yes : GO to AA23 No : REPAIR the circuit in question.
  8. AA8 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE BODY CONTROL MODULE (BCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: BCM C2280C. Measure: Positive Lead Measurement/Action Negative Lead C2280C-7 C251-9 C2280C-8 C251-12 Are the resistances less than 3 ohms? Yes : GO to AA22 No : REPAIR the circuit in question.
  9. AA9 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TOGETHER Measure: Positive Lead Measurement/Action Negative Lead C251-9 C251-12 Is the resistance less than 3 ohms? Yes : GO to AA11 No : GO to AA10
  10. AA10 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C251-9 C251-12 Is the resistance greater than 10, 000 ohms? Yes : REPAIR the DLC or REPAIR the circuit in question. No : A capacitor internal to a module can still be draining, causing irregular resistance readings. WAIT 5 minutes. REPEAT the pinpoint test.
  11. AA11 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TOGETHER WITH THE MODULES DISCONNECTED Measure: Positive Lead Measurement/Action Negative Lead C251-9 C251-12 Disconnect modules one at a time until the resistance is greater than 3 ohms. APIM (if equipped) BCM C2280C GWM OCSM Parking Aid Module (PAM) C4014A (if equipped) PSCM C1463A RCM C310A SASM C226A Did the resistance change to greater than 3 ohms with one of the modules disconnected? Yes : For the APIM , GO to AA21 For the BCM , GO to AA22 For the GWM , GO to AA23 For the OCSM , GO to AA25 For the Parking Aid Module (PAM), GO to AA26 For the PSCM , GO to AA24 For the RCM , GO to AA27 For the SASM , GO to AA28 No : REPAIR the circuits.
  12. AA12 CHECK THE HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TO GROUND WITH THE MODULES DISCONNECTED Measure: Positive Lead Measurement/Action Negative Lead C251-9 Ground C251-12 Ground Disconnect modules one at a time until the resistance to ground is greater than 1000 ohms. APIM BCM C2280C GWM OCSM Parking Aid Module (PAM) C4014A (if equipped) PSCM C1463A RCM C310A SASM C226A Did the resistance change to greater than 1, 000 ohms with one of the modules disconnected? Yes : For the APIM , GO to AA21 For the BCM , GO to AA22 For the GWM , GO to AA23 For the OCSM , GO to AA25 For the Parking Aid Module (PAM), GO to AA26 For the PSCM , GO to AA24 For the RCM , GO to AA27 For the SASM , GO to AA28 No : REPAIR the circuit in question. CONNECT all modules.
  13. AA13 CHECK FOR RESTORED COMMUNICATION WITH THE BODY CONTROL MODULE (BCM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: High Current BJB MEGA fuses 4 (50A) and 9 (50A). Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST G»(ref-566932-S18035502162013071700000) No : INSTALL the removed fuses. GO to AA14 .
  14. AA14 CHECK FOR RESTORED COMMUNICATION WITH THE GATEWAY MODULE A (GWM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuse 31 (10A) and BCM fuse 73 (5A). Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST Z»(ref-566932-S32791138412013071700000) No : INSTALL the removed fuses. GO to AA15
  15. AA15 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE STEERING ANGLE SENSOR MODULE (SASM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BCM fuse 72 (7.5A) to disable the SASM . Using a scan tool, perform the network test. Do all other High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST E»(ref-566932-S29249251842013071700000) No : INSTALL the removed fuses. If equipped with SYNC®, GO to AA16 If not equipped with SYNC®, GO to AA17
  16. AA16 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BCM fuses 67 (7.5A) to disable the APIM (if equipped). Using a scan tool, perform the network test. Do all other High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST O»(ref-566932-S36390830412013071700000) No : INSTALL the removed fuses. GO to AA17
  17. AA17 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE POWER STEERING CONTROL MODULE (PSCM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: High Current BJB MEGA fuse 1 (80A) and BJB fuse 40 (5A) to disable the PSCM . Using a scan tool, perform the network test. Do all other High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuses. For restored operation with the PSCM disabled, GO to «PINPOINT TEST S»(ref-566932-S39603224022013071700000) No : INSTALL the removed fuses. If equipped with parking aid, GO to AA18 If not equipped with parking aid, GO to AA19
  18. AA18 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE PARKING AID MODULE (PAM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: RJB fuse 30 (5A) to disable the Parking Aid Module (PAM) (if equipped). Using a scan tool, perform the network test. Do all other High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuses. For restored operation with the Parking Aid Module (PAM) disabled, GO to «PINPOINT TEST N»(ref-566932-S36578150252013071700000) No : GO to AA19
  19. AA19 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE RESTRAINTS CONTROL MODULE (RCM) AND THE OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BCM fuse 86 (10A) Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : INSTALL the removed fuse. GO to AA20 No : INSTALL the removed fuse. The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  20. AA20 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE RESTRAINTS CONTROL MODULE (RCM) DISCONNECTED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: RCM C310A. Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : CONNECT the RCM C310A. GO to «PINPOINT TEST C»(ref-566932-S42905119352013071700000) No : CONNECT the RCM C310A. GO to «PINPOINT TEST D»(ref-566932-S08500087232013071700000)
  21. AA21 CHECK FOR CORRECT ACCESSORY PROTOCOL INTERFACE MODULE (APIM) OPERATION Ignition OFF. Disconnect and inspect the APIM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the APIM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new APIM . REFER to: «SYNC MODULE [APIM]»(ref-566937-S42398040312013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  22. AA22 CHECK FOR CORRECT BODY CONTROL MODULE (BCM) OPERATION Ignition OFF. Disconnect and inspect all the BCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the BCM ) connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM . REFER to: «BODY CONTROL MODULE (BCM)»(ref-566939-S09040044222013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  23. AA23 CHECK FOR CORRECT GATEWAY MODULE A (GWM) OPERATION Ignition OFF. Disconnect and inspect all the GWM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GWM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GWM . REFER to: «GATEWAY MODULE A (GWM)»(ref-566932-S41772227562013071700000) (418-00 Module Communications Network, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  24. AA24 CHECK FOR CORRECT POWER STEERING CONTROL MODULE (PSCM) OPERATION Ignition OFF. Disconnect and inspect all the PSCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the PSCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new PSCM . REFER to: «STEERING GEAR»(ref-566958-S23212185192013071700000) (211-02 Power Steering). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  25. AA25 CHECK FOR CORRECT OCCUPANT CLASSIFICATION SYSTEM MODULE (OCSM) OPERATION Ignition OFF. Disconnect and inspect the OCSM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the OCSM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new OCSM . REFER to: «OCCUPANT CLASSIFICATION SYSTEM (OCS) SENSOR - VEHICLES BUILT UP TO: 25-JUNE-2012»(ref-566945-S00487872052013071700000) (501-20B Supplemental Restraint System, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  26. AA26 CHECK FOR CORRECT PARKING AID MODULE (PAM) OPERATION Ignition OFF. Disconnect and inspect the Parking Aid Module (PAM) connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the Parking Aid Module (PAM) connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new Parking Aid Module (PAM). REFER to: «PARKING ASSIST CONTROL MODULE (PAM) - VEHICLES WITH: 5-DOOR»(ref-566944-S34934347042013071700000) (413-13 Parking Aid, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  27. AA27 CHECK FOR CORRECT RESTRAINTS CONTROL MODULE (RCM) OPERATION Ignition OFF. Disconnect and inspect all the RCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the RCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new RCM . REFER to: «RESTRAINTS CONTROL MODULE (RCM)»(ref-566945-S24807464582013071700000) (501-20B Supplemental Restraint System, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  28. AA28 CHECK FOR CORRECT STEERING ANGLE SENSOR MODULE (SASM) OPERATION Ignition OFF. Disconnect and inspect all the SASM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the SASM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new SASM . REFER to: «STEERING ANGLE SENSOR MODULE (SASM)»(ref-566966-S25896110342013071700000) (211-05 Steering Wheel and Column Electrical Components, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AB: NO ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) COMMUNICATION, ALL MODULES ARE NOT RESPONDING

Note. Various modules set network DTCs during this test procedure. Clear DTCs from all modules after completing the diagnostic procedure.

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. AB1 CHECK THE DLC (DATA LINK CONNECTOR) PINS FOR DAMAGE Ignition OFF. Disconnect the scan tool cable from the DLC . Inspect the DLC pins 6 and 14 for damage. Are DLC pins 6 and 14 OK? Yes : GO to AB2 No : REPAIR the DLC as necessary.
  2. AB2 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTANCE Disconnect negative battery cable. Measure: Positive Lead Measurement/Action Negative Lead C251-6 C251-14 Is the resistance between 54 and 66 ohms? Yes : GO to AB3 No : GO to AB5
  3. AB3 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TO GROUND Measure: Positive Lead Measurement/Action Negative Lead C251-6 Ground C251-14 Ground Are the resistances greater than 1, 000 ohms? Yes : GO to AB4 No : GO to AB12
  4. AB4 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TO VOLTAGE Connect negative battery cable. Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C251-6 Ground C251-14 Ground Is the voltage greater than 6 volts on either circuit? Yes : REPAIR the circuit in question. No : GO to AB13
  5. AB5 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTOR Measure: Positive Lead Measurement/Action Negative Lead C251-6 C251-14 Is the resistance between 108 and 132 ohms? Yes : GO to AB6 No : GO to AB9
  6. AB6 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) TERMINATION RESISTOR WITH THE BATTERY ENERGY CONTROL MODULE (BECM) DISCONNECTED Disconnect: BECM C4805E Measure: Positive Lead Measurement/Action Negative Lead C251-6 C251-14 Is the resistance between 108 and 132 ohms? Yes : GO to AB7 No : GO to AB8
  7. AB7 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE BATTERY ENERGY CONTROL MODULE (BECM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C4805E-7 C251-6 C4805E-12 C251-14 Are the resistances less than 3 ohms? Yes : GO to AB22 No : REPAIR the circuit in question.
  8. AB8 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) CIRCUITS BETWEEN THE GATEWAY MODULE A (GWM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: GWM . Measure: Positive Lead Measurement/Action Negative Lead C2803-20 C251-6 C2803-19 C251-14 Are the resistances less than 3 ohms? Yes : GO to AB23 No : REPAIR the circuit in question.
  9. AB9 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TOGETHER Measure: Positive Lead Measurement/Action Negative Lead C251-6 C251-14 Is the resistance less than 3 ohms? Yes : GO to AB11 No : GO to AB10
  10. AB10 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C251-6 C251-14 Is the resistance greater than 10, 000 ohms? Yes : REPAIR the DLC or REPAIR the circuit in question. No : A capacitor internal to a module can still be draining, causing irregular resistance readings. WAIT 5 minutes. REPEAT the pinpoint test.
  11. AB11 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TOGETHER WITH THE MODULES DISCONNECTED Measure: Positive Lead Measurement/Action Negative Lead C251-6 C251-14 Disconnect modules one at a time until the resistance is greater than 3 ohms. ACCM ABS module BECM C4805E Direct Current/Direct Current (DC/DC) Converter Control Module GWM GFM PCM C175B SOBDM TCM C1822A Did the resistance change to greater than 3 ohms with one of the modules disconnected? Yes : For the ACCM , GO to AB28 For the ABS module GO to AB24 For the BECM , GO to AB22 For the Direct Current/Direct Current (DC/DC) Converter Control Module, GO to AB29 For the GWM , GO to AB23 For the GFM , GO to AB30 For the PCM , GO to AB25 For the SOBDM , GO to AB27 For the TCM , GO to AB26 No : REPAIR the circuit in question. CONNECT all modules.
  12. AB12 CHECK THE ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (+) AND ELECTRIC VEHICLE (EV) HIGH SPEED CONTROLLER AREA NETWORK (HS-CAN) (-) CIRCUITS FOR A SHORT TO GROUND WITH THE MODULES DISCONNECTED Measure: Positive Lead Measurement/Action Negative Lead C251-6 Ground C251-14 Ground Disconnect modules one at a time until the resistance to ground is greater than 1000 ohms. ACCM ABS module BECM C4805E Direct Current/Direct Current (DC/DC) Converter Control Module GWM GFM PCM C175B SOBDM TCM C1822A Did the resistance change to greater than 1, 000 ohms with one of the modules disconnected? Yes : For the ACCM , GO to AB28 For the ABS module, GO to AB24 For the BECM , GO to AB22 For the Direct Current/Direct Current (DC/DC) Converter Control Module, GO to AB29 For the GWM , GO to AB23 For the GFM , GO to AB30 For the PCM , GO to AB25 For the SOBDM , GO to AB27 For the TCM , GO to AB26 No : REPAIR the circuit in question. CONNECT all modules.
  13. AB13 CHECK FOR RESTORED COMMUNICATION WITH THE POWERTRAIN CONTROL MODULE (PCM) DISABLED NOTE: Establish an IDS session prior to disabling the PCM in this test step. If the PCM has failed communication during multiple attempts to identify the vehicle, first identify the vehicle manually by entering a PCM part number, calibration number or tear tag when prompted by IDS . When a vehicle is manually identified by a PCM part number, calibration number or tear tag, the IDS does not automatically run a network test. Manually select and run the network test. When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuses 23 (5A), 26 (10A) and 38 (15A). Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST A»(ref-566932-S27549349102013071700000) No : INSTALL the removed fuses. GO to AB14
  14. AB14 CHECK FOR RESTORED COMMUNICATION WITH THE BATTERY ENERGY CONTROL MODULE (BECM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: RJB fuse 11 (5A) Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST U»(ref-566932-S23141974322013071700000) No : INSTALL the removed fuses. GO to AB15 .
  15. AB15 CHECK FOR RESTORED COMMUNICATION WITH THE GATEWAY MODULE A (GWM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuse 31 (10A) and BCM fuse 73 (5A) Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST Z»(ref-566932-S32791138412013071700000) No : INSTALL the removed fuses. GO to AB16
  16. AB16 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE ANTI-LOCK BRAKE SYSTEM MODULE DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuses 7 (40A), 8 (30A) and 19 (5A) to disable the ABS module. Using a scan tool, perform the network test. Do all other Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuses. For restored operation with the ABS module disabled, GO to «PINPOINT TEST B»(ref-566932-S31371547102013071700000) No : INSTALL the removed fuses. GO to AB17
  17. AB17 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE TRANSMISSION CONTROL MODULE (TCM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuse 30 (5A) to disable the TCM . Using a scan tool, perform the network test. Yes : INSTALL the removed fuse. For restored operation with the TCM disabled, GO to «PINPOINT TEST R»(ref-566932-S13485523432013071700000) No : INSTALL the removed fuse. GO to AB18
  18. AB18 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE A (SOBDM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuse 13 (40A) to disable the SOBDM . Using a scan tool, perform the network test. Do all other Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST V»(ref-566932-S11121324732013071700000) No : INSTALL the removed fuses. GO to AB19
  19. AB19 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE AIR CONDITIONING CONTROL MODULE (ACCM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuse 33 (10A) to disable the ACCM . Using a scan tool, perform the network test. Do all other Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST W»(ref-566932-S20066661742013071700000) No : INSTALL the removed fuse. GO to AB20
  20. AB20 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: High Current BJB MEGA fuse 2 (150A) Using a scan tool, perform the network test. Do all other Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST X»(ref-566932-S07009385792013071700000) No : INSTALL the removed fuse. GO to AB21
  21. AB21 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE GENERIC FUNCTION MODULE (GFM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuse 27 (15A). Using a scan tool, perform the network test. Do all other Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST Y»(ref-566932-S41659439722013071700000) No : INSTALL the removed fuse. The Electric Vehicle (EV) High Speed Controller Area Network (HS-CAN) tests within specification. VERIFY the correct operation of the scan tool on a known good vehicle.
  22. AB22 CHECK FOR CORRECT BATTERY ENERGY CONTROL MODULE (BECM) OPERATION Ignition OFF. Disconnect and inspect the BECM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the BECM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BECM . REFER to: «HIGH VOLTAGE UPPER BATTERY»(ref-566940-S36945091842013071700000) (414-03A High Voltage Battery, Mounting and Cables, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  23. AB23 CHECK FOR CORRECT GATEWAY MODULE A (GWM) OPERATION Ignition OFF. Disconnect and inspect the GWM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GWM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GWM . REFER to: «GATEWAY MODULE A (GWM)»(ref-566932-S41772227562013071700000) (418-00 Module Communications Network, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  24. AB24 CHECK FOR CORRECT ANTI-LOCK BRAKE SYSTEM (ABS) MODULE OPERATION Ignition OFF. Disconnect and inspect the ABS module connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the ABS module connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new ABS module. REFER to: «HYDRAULIC CONTROL UNIT (HCU)»(ref-566936-S28915451622013071700000) (206-09 Anti-Lock Brake System (ABS) and Stability Control, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  25. AB25 CHECK FOR CORRECT POWERTRAIN CONTROL MODULE (PCM) OPERATION Ignition OFF. Disconnect and inspect all the PCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the PCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new PCM . REFER to: «POWERTRAIN CONTROL MODULE (PCM)»(ref-566946-S42735124262013071700000) (303-14 Electric Powertrain Control, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  26. AB26 CHECK FOR CORRECT TRANSMISSION CONTROL MODULE (TCM) OPERATION Ignition OFF. Disconnect and inspect all the TCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the TCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new TCM . REFER to: «TRANSMISSION CONTROL MODULE (TCM) HIGH VOLTAGE FUSES»(ref-566947-S27524330872013071700000) (307-01 Transmission, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  27. AB27 CHECK FOR CORRECT SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE A (SOBDM) OPERATION Ignition OFF. Disconnect and inspect all the SOBDM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the SOBDM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new SOBDM . REFER to: «SECONDARY ON-BOARD DIAGNOSTIC CONTROL MODULE A (SOBDM)»(ref-566938-S02098527242013071700000) (414-03B High Voltage Battery Charging System, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  28. AB28 CHECK FOR CORRECT AIR CONDITIONING CONTROL MODULE (ACCM) OPERATION Ignition OFF. Disconnect and inspect the ACCM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the ACCM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new ACCM . REFER to: «HEATING, VENTILATION AND AIR CONDITIONING (HVAC) CONTROL MODULE»(ref-566935-S32940405732013071700000) (412-00 Climate Control System - General Information). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  29. AB29 CHECK FOR CORRECT DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE OPERATION Ignition OFF. Disconnect and inspect the Direct Current/Direct Current (DC/DC) Converter Control Module connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the Direct Current/Direct Current (DC/DC) Converter Control Module connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new Direct Current/Direct Current (DC/DC) Converter Control Module. REFER to: «DIRECT CURRENT/DIRECT CURRENT (DC/DC) CONVERTER CONTROL MODULE»(ref-566941-S11520763732013071700000) (414-05 Voltage Converter/Inverter, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  30. AB30 CHECK FOR CORRECT GENERIC FUNCTION MODULE (GFM) OPERATION Ignition OFF. Disconnect and inspect all the GFM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GFM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GFM . REFER to: «GENERIC FUNCTION MODULE (GFM)»(ref-566938-S09014762892013071700000) (414-03B High Voltage Battery Charging System, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AC: NO MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) COMMUNICATION, ALL MODULES ARE NOT RESPONDING

Note. Various modules set network DTCs during this test procedure. Clear DTCs from all modules after completing the diagnostic procedure.

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. AC1 CHECK THE DATA LINK CONNECTOR (DLC) PINS FOR DAMAGE Ignition OFF. Disconnect the scan tool cable from the DLC . Inspect the DLC pins 3 and 11 for damage. Are DLC pins 3 and 11 OK? Yes : GO to AC2 No : REPAIR the DLC as necessary.
  2. AC2 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) TERMINATION RESISTANCE Disconnect negative battery cable. Measure: Positive Lead Measurement/Action Negative Lead C251-3 C251-11 Is the resistance between 54 and 66 ohms? Yes : GO to AC3 No : GO to AC5
  3. AC3 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (+) AND MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (-) CIRCUITS FOR A SHORT TO GROUND Measure: Positive Lead Measurement/Action Negative Lead C251-3 Ground C251-11 Ground Are the resistances greater than 1, 000 ohms? Yes : GO to AC4 No : GO to AC12
  4. AC4 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (+) AND MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (-) CIRCUITS FOR A SHORT TO VOLTAGE Connect negative battery cable. Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C251-3 Ground C251-11 Ground Are the voltages greater than 6 volts? Yes : REPAIR the circuit in question. No : GO to AC13
  5. AC5 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) TERMINATION RESISTOR Measure: Positive Lead Measurement/Action Negative Lead C251-3 C251-11 Is the resistance between 108 and 132 ohms? Yes : GO to AC6 No : GO to AC9
  6. AC6 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) TERMINATION RESISTOR WITH THE BODY CONTROL MODULE (BCM) DISCONNECTED Disconnect: BCM C2280A Measure: Positive Lead Measurement/Action Negative Lead C251-3 C251-11 Is the resistance between 108 and 132 ohms? Yes : GO to AC7 No : GO to AC8
  7. AC7 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE BODY CONTROL MODULE (BCM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2280A-41 C251-3 C2280A-40 C251-11 Are the resistances less than 3 ohms? Yes : GO to AC26 No : REPAIR the circuit in question.
  8. AC8 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) CIRCUITS BETWEEN THE GATEWAY MODULE A (GWM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: GWM C2803 Measure: Positive Lead Measurement/Action Negative Lead C2803-18 C251-3 C2803-17 C251-11 Are the resistances less than 3 ohms? Yes : GO to AC27 No : REPAIR the circuit in question.
  9. AC9 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (+) AND MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (-) CIRCUITS FOR A SHORT TOGETHER Measure: Positive Lead Measurement/Action Negative Lead C251-3 C251-11 Is the resistance less than 3 ohms? Yes : GO to AC11 No : GO to AC10
  10. AC10 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (+) AND MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (-) CIRCUITS FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C251-3 C251-11 Is the resistance greater than 10, 000 ohms? Yes : REPAIR the DLC or REPAIR the circuit in question. No : A capacitor internal to a module can still be draining, causing irregular resistance readings. WAIT 5 minutes. REPEAT the pinpoint test.
  11. AC11 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (+) AND MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (-) CIRCUITS FOR A SHORT TOGETHER WITH MODULES DISCONNECTED Measure: Positive Lead Measurement/Action Negative Lead C251-3 C251-11 Disconnect modules one at a time until the resistance is greater than 5 ohms. APIM (if equipped) BCM C2280A DDM C501B (if equipped) GWM GPSM (if equipped) Image Processing Module - B (IPM-B) (if equipped) IPC PDM C652B (if equipped) RFA module C4392D HVAC module C228B Did the resistance change to greater than 5 ohms with one of the modules disconnected? Yes : For the APIM , GO to AC25 For the BCM , GO to AC26 For the DDM , GO to AC28 For the GWM , GO to AC27 For the GPSM , GO to AC29 For the HVAC module, GO to AC30 For the Image Processing Module - B (IPM-B), GO to AC31 For the IPC , GO to AC32 For the PDM , GO to AC33 For the RFA module, GO to AC34 No : REPAIR the circuits.
  12. AC12 CHECK THE MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (+) AND MEDIUM SPEED CONTROLLER AREA NETWORK (MS-CAN) (-) CIRCUITS FOR A SHORT TO GROUND WITH THE MODULES DISCONNECTED Measure Positive Lead Measurement/Action Negative Lead C251-3 Ground C251-11 Ground Disconnect modules one at a time until the resistance to ground is greater than 1, 000 ohms. APIM (if equipped) BCM C2280A DDM C501B (if equipped) GWM GPSM (if equipped) Image Processing Module - B (IPM-B) (if equipped) IPC PDM C652B (if equipped) RFA module C4392D HVAC module C228B Did the resistance change to greater than 1, 000 ohms with one of the modules disconnected? Yes : For the APIM , GO to AC25 For the BCM , GO to AC26 For the DDM , GO to AC28 For the GWM , GO to AC27 For the GPSM , GO to AC29 For the HVAC module, GO to AC30 For the Image Processing Module - B (IPM-B), GO to AC31 For the IPC , GO to AC32 For the PDM , GO to AC33 For the RFA module, GO to AC34 No : REPAIR the circuit in question.
  13. AC13 CHECK FOR RESTORED COMMUNICATION WITH THE BODY CONTROL MODULE (BCM) DISABLED NOTE: When re-running the network test, close the Network Test application first or the screen display reverts back to the prior run Network Test results. Disconnect: High Current BJB MEGA fuses 4 (50A) and 9 (50A) Enter the following diagnostic mode: Network Test. Repeat the Network Test. Do all other Medium Speed Controller Area Network (MS-CAN) modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST G»(ref-566932-S18035502162013071700000) No : INSTALL the removed fuses. GO to AC14
  14. AC14 CHECK FOR RESTORED COMMUNICATION WITH THE GATEWAY MODULE A (GWM) DISABLED NOTE: When re-running the network test, close the Network Test application first or the screen display reverts back to the prior run Network Test results. Disconnect BJB fuse 31 (10A) and BCM fuse 73 (5A). Enter the following diagnostic mode: Network Test. Repeat the Network Test. Do all other Medium Speed Controller Area Network (MS-CAN) modules pass the network test? Yes : INSTALL the removed fuses. GO to «PINPOINT TEST Z»(ref-566932-S32791138412013071700000) No : INSTALL the removed fuses. GO to AC15
  15. AC15 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE INSTRUMENT PANEL CLUSTER (IPC) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BCM fuse 69 (5A) to disable the IPC . Using a scan tool, perform the network test. Do all other Medium Speed Controller Area Network (MS-CAN) modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST F»(ref-566932-S15502466662013071700000) No : INSTALL the removed fuse. GO to AC16
  16. AC16 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE HEATING, VENTILATION AND AIR CONDITIONING (HVAC) MODULE DISABLED Disconnect: BCM fuse 71 (10A) to disable the HVAC module. Using a scan tool, perform the network test. Do all other Medium Speed Controller Area Network (MS-CAN) modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST H»(ref-566932-S38919112442013071700000) No : INSTALL the removed fuse. GO to AC17
  17. AC17 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE DRIVER DOOR MODULE (DDM) AND PASSENGER DOOR MODULE (PDM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disable modules one at a time until other Medium Speed Controller Area Network (MS-CAN) modules pass the network test. Skip to the end once network operation is restored. Disconnect: RJB fuse 4 (25A) to disable the DDM Using a scan tool, perform a network test. Disconnect: RJB fuse 5 (25A) to disable the PDM Using a scan tool, perform a network test. Do all other Medium Speed Controller Area Network (MS-CAN) modules pass the network test? Yes : INSTALL the removed fuses. If communication was restored with the DDM disabled, GO to «PINPOINT TEST J»(ref-566932-S35763311402013071700000) If communication was restored with the PDM disabled, GO to «PINPOINT TEST K»(ref-566932-S10324408752013071700000) No : INSTALL the removed fuses. GO to AC18
  18. AC18 VERIFY VEHICLE EQUIPMENT - ACCESSORY PROTOCOL INTERFACE MODULE (APIM) AND GLOBAL POSITIONING SYSTEM MODULE (GPSM) Inspect the vehicle for an APIM or GPSM . Is the vehicle equipped with an APIM or GPSM ? Yes : GO to AC19 No : GO to AC21
  19. AC19 CHECK FOR RESTORED COMMUNICATION WITH THE GLOBAL POSITIONING SYSTEM MODULE (GPSM) AND THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BCM fuse 67 (7.5A) to disable the GPSM and APIM . Using a scan tool, perform the network test. Do all other Medium Speed Controller Area Network (MS-CAN) modules pass the network test? Yes : INSTALL the removed fuse. GO to AC20 No : INSTALL the removed fuse. GO to AC21
  20. AC20 CHECK FOR RESTORED COMMUNICATION WITH THE GLOBAL POSITIONING SYSTEM MODULE (GPSM) DISCONNECTED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: GPSM (if equipped). Using a scan tool, perform the network test. Do all other Medium Speed Controller Area Network (MS-CAN) modules pass the network test? Yes : CONNECT the GPSM . GO to «PINPOINT TEST M»(ref-566932-S29867186612013071700000) No : CONNECT the GPSM . GO to «PINPOINT TEST O»(ref-566932-S36390830412013071700000)
  21. AC21 VERIFY VEHICLE EQUIPMENT - REMOTE FUNCTION ACTUATOR (RFA) MODULE Inspect the vehicle for an RFA module. Is the vehicle equipped with an RFA module? Yes : GO to AC22 No : GO to AC23
  22. AC22 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE REMOTE FUNCTION ACTUATOR (RFA) MODULE DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: RJB fuse 2 (10A) to disable the RFA module (if equipped). Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST Q»(ref-566932-S41301121732013071700000) No : GO to AC23
  23. AC23 VERIFY VEHICLE EQUIPMENT - IMAGE PROCESSING MODULE - B (IPM-B) Inspect the vehicle for an Image Processing Module - B (IPM-B). Is the vehicle equipped with an Image Processing Module - B (IPM-B)? Yes : GO to AC24 No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  24. AC24 CHECK FOR RESTORED NETWORK COMMUNICATION WITH THE IMAGE PROCESSING MODULE - B (IPM-B) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: RJB fuse 29 (5A) to disable the Image Processing Module - B (IPM-B) (if equipped). Using a scan tool, perform the network test. Do all other modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST L»(ref-566932-S20076719452013071700000) No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  25. AC25 CHECK THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the APIM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the APIM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new APIM . REFER to: «SYNC MODULE [APIM]»(ref-566937-S42398040312013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  26. AC26 CHECK THE BODY CONTROL MODULE (BCM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect all the BCM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the BCM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS or any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM . REFER to: «BODY CONTROL MODULE (BCM)»(ref-566939-S09040044222013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  27. AC27 CHECK THE GATEWAY MODULE A (GWM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect all the GWM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GWM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GWM . REFER to: «GATEWAY MODULE A (GWM)»(ref-566932-S41772227562013071700000) (418-00 Module Communications Network, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  28. AC28 CHECK THE DRIVER DOOR MODULE (DDM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect all the DDM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the DDM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new DDM . REFER to: «DOOR MODULE»(ref-566939-S18247448032013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  29. AC29 CHECK THE GLOBAL POSITIONING SYSTEM MODULE (GPSM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the GPSM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GPSM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GPSM . REFER to: «GLOBAL POSITIONING SYSTEM MODULE (GPSM)»(ref-566937-S09061384202013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  30. AC30 CHECK THE HEATING, VENTILATION AND AIR CONDITIONING (HVAC) MODULE FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect all the HVAC module connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the HVAC module connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new HVAC module. REFER to: «HEATING, VENTILATION AND AIR CONDITIONING (HVAC) CONTROL MODULE»(ref-566935-S32940405732013071700000) (412-00 Climate Control System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  31. AC31 CHECK THE IMAGE PROCESSING MODULE - B (IPM-B) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the Image Processing Module - B (IPM-B) connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the Image Processing Module - B (IPM-B) connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new Image Processing Module - B (IPM-B). REFER to: «IMAGE PROCESSING MODULE B (IPMB) - VEHICLES WITH: 5-DOOR»(ref-566944-S31449099082013071700000) (413-13 Parking Aid, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  32. AC32 CHECK THE INSTRUMENT PANEL CLUSTER (IPC) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the IPC connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the IPC connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new IPC . REFER to: «INSTRUMENT PANEL CLUSTER (IPC)»(ref-566943-S12042717552013071700000) (413-01 Instrumentation, Message Center and Warning Chimes, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  33. AC33 CHECK THE PASSENGER DOOR MODULE (PDM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the PDM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the PDM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new PDM . REFER to: «DOOR MODULE»(ref-566939-S18247448032013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  34. AC34 CHECK THE REMOTE FUNCTION ACTUATOR (RFA) MODULE FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect all the RFA module connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the RFA module connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new RFA module. REFER to: «REMOTE FUNCTION ACTUATOR (RFA) MODULE»(ref-566939-S00973375012013071700000) (419-10 Multifunction Electronic Modules, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

PINPOINT TEST AD: NO INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) COMMUNICATION, ALL MODULES ARE NOT RESPONDING

Note. Various modules set network DTCs during this test procedure. Clear DTCs from all modules after completing the diagnostic procedure.

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. AD1 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) TERMINATION RESISTANCE Disconnect negative battery cable. Measure: Positive Lead Measurement/Action Negative Lead C251-1 C251-8 Is the resistance between 54 and 66 ohms? Yes : GO to AD2 No : GO to AD4
  2. AD2 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (+) AND INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (-) CIRCUITS FOR A SHORT TO GROUND Measure: Positive Lead Measurement/Action Negative Lead C251-1 Ground C251-8 Ground Are the resistances greater than 1, 000 ohms? Yes : GO to AD3 No : GO to AD10
  3. AD3 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (+) AND INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (-) CIRCUITS FOR A SHORT TO VOLTAGE Connect negative battery cable. Ignition ON. Measure: Positive Lead Measurement/Action Negative Lead C251-1 Ground C251-8 Ground Are the voltages greater than 6 volts? Yes : REPAIR the circuit in question. No : GO to AD12
  4. AD4 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) TERMINATION RESISTOR Measure: Positive Lead Measurement/Action Negative Lead C251-1 C251-8 Is the resistance between 108 and 132 ohms? Yes : GO to AD5 No : GO to AD8
  5. AD5 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) TERMINATION RESISTOR WITH THE GATEWAY MODULE A (GWM) DISCONNECTED Disconnect: GWM . Measure: Positive Lead Measurement/Action Negative Lead C251-1 C251-8 Is the resistance between 108 and 132 ohms? Yes : GO to AD6 No : GO to AD7
  6. AD6 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) CIRCUITS BETWEEN THE GATEWAY MODULE A (GWM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C2803-16 C251-1 C2803-15 C251-8 Are the resistances less than 3 ohms? Yes : GO to AD19 No : REPAIR the circuit in question.
  7. AD7 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) CIRCUITS BETWEEN THE AUDIO FRONT CONTROL MODULE (ACM) AND THE DATA LINK CONNECTOR (DLC) FOR AN OPEN Disconnect: ACM C240A Measure: Positive Lead Measurement/Action Negative Lead C240A-14 C251-1 C240A-15 C251-8 Are the resistances less than 3 ohms? Yes : GO to AD17 No : REPAIR the circuit in question.
  8. AD8 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (+) AND INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (-) CIRCUITS FOR A SHORT TOGETHER Measure: Positive Lead Measurement/Action Negative Lead C251-1 C251-8 Is the resistance less than 3 ohms? Yes : GO to AD10 No : GO to AD9
  9. AD9 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (+) AND INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (-) CIRCUITS FOR A SHORT TOGETHER WITH THE MODULES DISCONNECTED Measure: Positive Lead Measurement/Action Negative Lead C251-1 C251-8 Disconnect modules one at a time until the resistance is greater than 3 ohms. APIM (if equipped) ACM C240A FCIM (if equipped) GWM IPC TCU Did the resistance change to greater than 3 ohms with one of the modules disconnected? Yes : For the APIM , GO to AD16 For the ACM , GO to AD17 For the FCIM , GO to AD18 For the GWM , GO to AD21 For the IPC , GO to AD19 For the TCU , GO to AD20 No : REPAIR the circuits in question.
  10. AD10 CHECK THE INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (+) AND INFOTAINMENT CONTROLLER AREA NETWORK (I-CAN) (-) CIRCUITS FOR A SHORT TO GROUND WITH THE MODULES DISCONNECTED Measure: Positive Lead Measurement/Action Negative Lead C251-1 Ground C251-8 Ground Disconnect modules, one at a time until the resistance to ground is greater than 1, 000 ohms. APIM (if equipped) ACM C240A FCIM (if equipped) GWM IPC TCU Are the resistances greater than 1, 000 ohms? Yes : For the APIM , GO to AD16 For the ACM , GO to AD17 For the FCIM , GO to AD18 For the GWM , GO to AD21 For the IPC , GO to AD19 For the TCU , GO to AD20 No : REPAIR the circuit in question. CONNECT all modules.
  11. AD11 CHECK FOR RESTORED COMMUNICATION WITH THE GATEWAY MODULE A (GWM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BJB fuse 31 (10A) and BCM fuse 73 (5A) Using a scan tool, perform the network test. Do all other Infotainment Controller Area Network (I-CAN) modules pass the network test? Yes : INSTALL the fuses. GO to «PINPOINT TEST Z»(ref-566932-S32791138412013071700000) No : INSTALL the fuses. GO to AD12
  12. AD12 CHECK FOR RESTORED COMMUNICATION WITH THE FRONT CONTROLS INTERFACE MODULE (FCIM) AND AUDIO FRONT CONTROL MODULE (ACM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BCM fuse 79 (15A). Using a scan tool, perform the network test. Do all other Infotainment Controller Area Network (I-CAN) modules pass the network test? Yes : INSTALL the fuse. If the vehicle is equipped with a FCIM , GO to AD13 If the vehicle is not equipped with a FCIM , GO to «PINPOINT TEST I»(ref-566932-S03741798002013071700000) No : If equipped with SYNC®, GO to AD14 If not equipped with SYNC®, GO to AD15
  13. AD13 CHECK FOR RESTORED COMMUNICATION WITH THE FRONT CONTROLS INTERFACE MODULE (FCIM) DISCONNECTED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: FCIM . Using a scan tool, perform the network test. Do all other Infotainment Controller Area Network (I-CAN) modules pass the network test? Yes : CONNECT the module. GO to «PINPOINT TEST P»(ref-566932-S26927508972013071700000) No : CONNECT the module. GO to «PINPOINT TEST I»(ref-566932-S03741798002013071700000)
  14. AD14 CHECK FOR RESTORED COMMUNICATION WITH THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: BCM fuse 67 (7.5A). Using a scan tool, perform the network test. Do all other Infotainment Controller Area Network (I-CAN) modules pass the network test? Yes : INSTALL removed fuse. GO to «PINPOINT TEST O»(ref-566932-S36390830412013071700000) No : GO to AD15
  15. AD15 CHECK FOR RESTORED COMMUNICATION WITH THE TELEMATIC CONTROL UNIT MODULE (TCU) DISABLED NOTE: When re-running the network test, close the network test application first or the screen display reverts back to the prior network test results. Disconnect: RJB fuse 1 (5A) Using a scan tool, perform the network test. Do all other Infotainment Controller Area Network (I-CAN) modules pass the network test? Yes : INSTALL the removed fuse. GO to «PINPOINT TEST T»(ref-566932-S10974403632013071700000) No : INSTALL the removed fuse. The Infotainment Controller Area Network (I-CAN) tests within specification. VERIFY the correct operation of the scan tool on a known good vehicle.
  16. AD16 CHECK THE ACCESSORY PROTOCOL INTERFACE MODULE (APIM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the APIM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the APIM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new APIM . REFER to: «SYNC MODULE [APIM]»(ref-566937-S42398040312013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  17. AD17 CHECK THE AUDIO FRONT CONTROL MODULE (ACM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect all the ACM connectors. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the ACM connectors. Make sure they seat and latch correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new ACM . REFER to: «AUDIO UNIT»(ref-566937-S01982632262013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  18. AD18 CHECK THE FRONT CONTROLS INTERFACE MODULE (FCIM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the FCIM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the FCIM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new FCIM . REFER to: «FRONT CONTROLS INTERFACE MODULE (FCIM)»(ref-566937-S17687167822013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  19. AD19 CHECK THE INSTRUMENT PANEL CLUSTER (IPC) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the IPC connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the IPC connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new IPC . REFER to: «INSTRUMENT PANEL CLUSTER (IPC)»(ref-566943-S12042717552013071700000) (413-01 Instrumentation, Message Center and Warning Chimes, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  20. AD20 CHECK THE TELEMATIC CONTROL UNIT MODULE (TCU) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the TCU connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the TCU connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new TCU . REFER to: «TELEMATIC CONTROL UNIT MODULE (TCU)»(ref-566937-S22670147892013071700000) (415-00 Information and Entertainment System - General Information, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  21. AD21 CHECK THE GATEWAY MODULE A (GWM) FOR CORRECT OPERATION Ignition OFF. Disconnect and inspect the GWM connector. Repair: corrosion (install new connector or terminals - clean module pins) damaged or bent pins - install new terminals/pins pushed-out pins - install new pins as necessary Reconnect the GWM connector. Make sure it seats and latches correctly. Operate the system and determine if the concern is still present. Is the concern still present? Yes : CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new GWM . REFER to: «GATEWAY MODULE A (GWM)»(ref-566932-S41772227562013071700000) (418-00 Module Communications Network, Removal and Installation). No : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.

Verify BJB fuse 31 (10A) is OK.

PINPOINT TEST AE: NO POWER TO THE DATA LINK CONNECTOR (DLC)

Note. Failure to disconnect the battery when instructed will result in false resistance readings.

  1. AE1 CHECK THE DATA LINK CONNECTOR (DLC) PINS FOR DAMAGE Ignition OFF. Disconnect the scan tool cable from the DLC . Inspect DLC pins 4, 5 and 16 for damage. Are DLC pins 4, 5 and 16 OK? Yes : GO to AE2 No : REPAIR the DLC as necessary.
  2. AE2 CHECK THE DATA LINK CONNECTOR (DLC) VOLTAGE SUPPLY FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C251-16 Ground Is the voltage greater than 11 volts? Yes : GO to AE3 No : VERIFY the BJB fuse 31 (10A) is OK. If OK, REPAIR the circuit. If not OK, REFER to the «SYSTEM WIRING DIAGRAMS»(ref-541405) to identify the possible causes of the circuit short.
  3. AE3 CHECK THE DATA LINK CONNECTOR (DLC) GROUND CIRCUITS FOR AN OPEN Measure: Positive Lead Measurement/Action Negative Lead C251-4 Ground C251-5 Ground Are the resistances less than 3 ohms? Yes : REPAIR the scan tool. No : REPAIR the circuit in question.

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