Audio (Radio) - Electrical Diagnostics - Base: Other Dodge Dart PF

WHEN MONITORED

With the Radio on.

SET CONDITION

The Radio detects a short to ground condition on the speaker output circuit.

POSSIBLE CAUSES

With the Radio on.

The Radio detects a short to battery condition on the speaker output circuit.

With the Radio on.

The Radio detects an open condition on the speaker output circuit.

Scheme 173

Scheme 174

1. CHECK FOR AN INTERMITTENT CONDITION NOTE: This vehicle has a Front I/P Speaker wired in parallel with the Front Door Speaker. Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the front and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1403-FRONT LEFT AUDIO SPEAKER OUTPUT CIRCUIT OPEN? Yes Go To 2 No Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
2. CHECK THE LEFT FRONT DOOR SPEAKER Turn the ignition off. Disconnect the Left Front Door Speaker. Measure the resistance of the speaker between the two terminals. NOTE: The graphic shows the connector for reference only. Measure between the speaker terminals. Is the resistance above 5.0 Ohms? Yes Replace the Left Front Door Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 3
3. CHECK THE LEFT FRONT I/P SPEAKER Turn the ignition off. Disconnect the Left Front I/P Speaker. Measure the resistance of the speaker between the two terminals. NOTE: The graphic shows the connector for reference only. Measure between the speaker terminals. Is the resistance above 5.0 Ohms? Yes Replace the Left Front I/P Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 4
4. CHECK THE (X201) LEFT FRONT SPEAKER (+) CIRCUIT FOR AN OPEN Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance of the (X201) Left Front Speaker (+) circuit between the Radio connector, and the Left Front Speaker harness connector and the Left Front I/P Speaker harness. Is the resistance below 5.0 Ohms between all connectors? Yes Go To 5 No Repair the open in the (X201) Left Front Speaker (+) circuit. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
5. CHECK THE (X291) LEFT FRONT SPEAKER (-) CIRCUIT FOR AN OPEN Measure the resistance of the (X291) Left Front Speaker (-) circuit between the Radio connector, and the Left Front Speaker harness connector and the Left Front I/P Speaker harness. Is the resistance below 5.0 Ohms between all connectors? Yes Replace the Radio in accordance with the Service Information. Refer to «RADIO, REMOVAL»(ref-646238-S04791459302014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Repair an open in the (X291) Left Front Speaker (-) circuit. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .

With the ignition on.

The Radio detects that the output circuits are shorted together.

With the ignition on.

This Diagnostic Trouble Code (DTC) sets if a Direct Current (DC) offset occurs on the output channel, the Radio sets a DTC after a maturity rate of four to six seconds.

With the Radio on.

The Radio detects a short to ground condition on the speaker output circuit.

With the Radio on.

The Radio detects a short to battery condition on the speaker output circuit.

With the Radio on.

The Radio detects an open condition on the speaker output circuit.

Scheme 175

Scheme 176

1. CHECK FOR AN INTERMITTENT CONDITION NOTE: This vehicle has a Front I/P Speaker wired in parallel with the Front Door Speaker. Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Turn the Radio on. Adjust the speakers to the front and center. Using the scan tool, read the active Radio DTCs. Does the scan tool read: B1407-FRONT RIGHT AUDIO SPEAKER OUTPUT CIRCUIT OPEN? Yes Go To 2 No Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
2. CHECK THE RIGHT FRONT SPEAKER Turn the ignition off. Disconnect the Right Front Speaker. Measure the resistance of the speaker between the two terminals. NOTE: The graphic shows the connector for reference only. Measure between the speaker terminals. Is the resistance above 5.0 Ohms? Yes Replace the Right Front Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 3
3. CHECK THE RIGHT FRONT I/P SPEAKER Turn the ignition off. Disconnect the Right Front I/P Speaker. Measure the resistance of the speaker between the two terminals. NOTE: The graphic shows the connector for reference only. Measure between the speaker terminals. Is the resistance above 5.0 Ohms? Yes Replace the Right Front I/P Speaker in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 4
4. CHECK THE (X202) RIGHT FRONT DOOR SPEAKER (+) FOR AN OPEN Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance of the (X202) Right Front Door Speaker (+) circuit between the Radio connector and the Right Front Door Speaker harness connector and the Right Front I/P Speaker harness connector. Is the resistance below 5.0 Ohms? Yes Go To 5 No Repair an open in the (X202) Right Front Door Speaker (+) circuit. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
5. CHECK THE (X292) RIGHT FRONT DOOR SPEAKER (-) CIRCUIT FOR AN OPEN Measure the resistance of the (X292) Right Front Door Speaker (-) circuit between the Radio connector and the Right Front Door Speaker harness connector and the Right Front I/P Speaker harness connector. Is the resistance below 5.0 Ohms? Yes Replace the Radio in accordance with the Service Information. Refer to «RADIO, REMOVAL»(ref-646238-S04791459302014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Repair an open in the (X292) Right Front Door Speaker (-) circuit. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .

With the ignition on.

The Radio detects that the output circuits are shorted together.

With the ignition on.

This Diagnostic Trouble Code (DTC) sets if a Direct Current (DC) offset occurs on the output channel, the Radio sets a DTC after a maturity rate of four to six seconds.

With the ignition on.

The Radio detects a shorted to ground condition on the speaker output circuit.

Scheme 177

1. CHECK FOR AN INTERMITTENT CONDITION Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Cycle the ignition switch from on to off, wait five seconds and then back to on. Turn the radio on and set the volume to 25. Adjust the speakers to the Rear and center. Using the scan tool, read the active Radio DTCs. Does the scan tool display active: B1408-11- REAR LEFT AUDIO SPEAKER OUTPUT - CIRCUIT SHORT TO GROUND? Yes Go To 2 No Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
2. CHECK THE LEFT REAR SPEAKER Make sure one of the front doors is still open. Using the scan tool, erase the DTCs. Turn the ignition off. Disconnect the Left Rear Speaker harness connector. Turn the ignition on. Turn the radio on. Using the scan tool, read the active Radio DTCs. Does the scan tool display active: B1408-11-REAR LEFT AUDIO SPEAKER OUTPUT - CIRCUIT SHORT TO GROUND? Yes Go To 3 No Replace the Left Rear Speaker in accordance with the Service information. Refer to «SPEAKER, REMOVAL»(ref-646238-S17513211412014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
3. CHECK THE (X205) LEFT REAR SPEAKER (+) CIRCUIT FOR A SHORT TO GROUND Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance between ground and the (X205) Left Rear Speaker (+) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X205) Left Rear Speaker (+) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 4
4. CHECK THE (X295) LEFT REAR SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND Measure the resistance between ground and the (X295) Left Rear Speaker (-) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X295) Left Rear Speaker (-) for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Replace the Radio in accordance with the Service Information. Refer to «RADIO, REMOVAL»(ref-646238-S04791459302014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .

With the ignition on.

The Radio detects a short to battery condition on the speaker output circuit.

With the ignition on.

The Radio detects an open condition on the speaker output circuit.

Scheme 178

1. CHECK FOR AN INTERMITTENT CONDITION NOTE: A front door must remain open whenever checking or erasing Radio DTCs. With the scan tool, record and erase the Radio DTCs. Cycle the ignition switch from on to off, wait five seconds and then back to on. Turn the Radio on and set the volume to 25. Adjust the speakers to the Rear and center. With the scan tool, read the active Radio DTCs. Does the scan tool display active: B1408-13-REAR LEFT AUDIO SPEAKER OUTPUT - CIRCUIT OPEN? Yes Go To 2 No Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
2. CHECK THE LEFT REAR SPEAKER Turn the ignition off. Disconnect the Left Rear Speaker harness connector. Measure the resistance of the speaker between the two terminals. NOTE: The graphic shows the connector for reference only. Measure between the speaker terminals. Is the resistance above 5.0 Ohms? Yes Replace the Left Rear Speaker in accordance with the Service Information. Refer to «SPEAKER, REMOVAL»(ref-646238-S17513211412014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 3
3. CHECK THE (X205) LEFT REAR SPEAKER (+) CIRCUIT FOR AN OPEN Disconnect the Radio harness connector. Measure the resistance of the (X205) Left Rear Speaker (+) circuit between the Radio harness connector and the Left Rear Speaker harness connector. Is the resistance below 5.0 Ohms? Yes Go To 4 No Repair the (X205) Left Rear Speaker (+) circuit for an open. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
4. CHECK THE (X295) LEFT REAR SPEAKER (-) CIRCUIT FOR AN OPEN Measure the resistance of the (X295) Left Rear Speaker (-) circuit between the Radio harness connector and the Left Rear Speaker harness connector. Is the resistance below 5.0 Ohms? Yes Replace the Radio in accordance with the Service Information. Refer to «RADIO, REMOVAL»(ref-646238-S04791459302014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Repair the (X295) Left Rear Speaker (-) circuit for an open. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .

With the ignition on.

The Radio detects that the output circuits are shorted together.

With the ignition on.

This Diagnostic Trouble Code (DTC) sets if a Direct Current (DC) offset occurs on the output channel, the Radio sets a DTC after a maturity rate of four to six seconds.

B140C-11-REAR RIGHT AUDIO SPEAKER OUTPUT - CIRCUIT SHORT TO GROUND

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on.

The Radio detects a shorted to ground condition on the speaker output circuit.

Scheme 179

1. CHECK FOR AN INTERMITTENT CONDITION Turn the ignition on and open one of the front doors. NOTE: A front door must remain open whenever checking or erasing Radio DTCs. Using the scan tool, record and erase the Radio DTCs. Cycle the ignition switch from on to off, wait five seconds and then back to on. Turn the radio on and set the volume to 25. Adjust the speakers to the Rear and center. Using the scan tool, read the active Radio DTCs. Does the scan tool display active: B140C-11-REAR RIGHT AUDIO SPEAKER OUTPUT - CIRCUIT SHORT TO GROUND? Yes Go To 2 No Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
2. CHECK THE RIGHT REAR SPEAKER Make sure one of the front doors is still open. Using the scan tool, erase the DTCs. Turn the ignition off. Disconnect the Right Rear Speaker harness connector. Turn the ignition on. Turn the radio on. Using the scan tool, read the active Radio DTCs. Does the scan tool display active: B140C-11-REAR RIGHT AUDIO SPEAKER OUTPUT - CIRCUIT SHORT TO GROUND? Yes Go To 3 No Replace the Right Rear Speaker in accordance with the Service information. Refer to «SPEAKER, REMOVAL»(ref-646238-S17513211412014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
3. CHECK THE (X206) RIGHT REAR SPEAKER (+) CIRCUIT FOR A SHORT TO GROUND Turn the ignition off. Disconnect the Radio harness connector. Measure the resistance between ground and the (X206) Right Rear Speaker (+) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X206) Right Rear Speaker (+) circuit for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 4
4. CHECK THE (X296) RIGHT REAR SPEAKER (-) CIRCUIT FOR A SHORT TO GROUND Measure the resistance between ground and the (X296) Right Rear Speaker (-) circuit. Is the resistance below 5.0 Ohms? Yes Repair the (X296) Right Rear Speaker (-) for a short to ground. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Replace the Radio in accordance with the Service Information. Refer to «RADIO, REMOVAL»(ref-646238-S04791459302014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .

B140C-12-REAR RIGHT AUDIO SPEAKER OUTPUT - CIRCUIT SHORT TO BATTERY

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on.

The Radio detects a short to battery condition on the speaker output circuit.

B140C-13-REAR RIGHT AUDIO SPEAKER OUTPUT - CIRCUIT OPEN

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on.

The Radio detects an open condition on the speaker output circuit.

Scheme 180

1. CHECK FOR AN INTERMITTENT CONDITION NOTE: A front door must remain open whenever checking or erasing Radio DTCs. With the scan tool, record and erase the Radio DTCs. Cycle the ignition switch from on to off, wait five seconds and then back to on. Turn the Radio on and set the volume to 25. Adjust the speakers to the Rear and center. With the scan tool, read the active Radio DTCs. Does the scan tool display active: B140C-13-REAR RIGHT AUDIO SPEAKER OUTPUT - CIRCUIT OPEN? Yes Go To 2 No Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
2. CHECK THE RIGHT REAR SPEAKER Turn the ignition off. Disconnect the Right Rear Speaker harness connector. Measure the resistance of the speaker between the two terminals. NOTE: The graphic shows the connector for reference only. Measure between the speaker terminals. Is the resistance above 5.0 Ohms? Yes Replace the Right Rear Speaker in accordance with the Service Information. Refer to «SPEAKER, REMOVAL»(ref-646238-S17513211412014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 3
3. CHECK THE (X304) RIGHT REAR SPEAKER (+) CIRCUIT FOR AN OPEN Disconnect the Radio harness connector. Measure the resistance of the (X304) Right Rear Speaker (+) circuit between the Radio harness connector and the Right Rear Speaker harness connector. Is the resistance below 5.0 Ohms? Yes Go To 4 No Repair the (X304) Right Rear Speaker (+) circuit for an open. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
4. CHECK THE (X394) RIGHT REAR SPEAKER (-) CIRCUIT FOR AN OPEN Measure the resistance of the (X394) Right Rear Speaker (-) circuit between the Radio harness connector and the Right Rear Speaker harness connector. Is the resistance below 5.0 Ohms? Yes Replace the Radio in accordance with the Service Information. Refer to «RADIO, REMOVAL»(ref-646238-S04791459302014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Repair the (X394) Right Rear Speaker (-) circuit for an open. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .

B140C-2B-REAR RIGHT AUDIO SPEAKER OUTPUT - CIRCUIT SHORTED TOGETHER - BASE

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on.

The Radio detects that the output circuits are shorted together.

With the ignition on.

This Diagnostic Trouble Code (DTC) sets if a Direct Current (DC) offset occurs on the output channel, the Radio sets a DTC after a maturity rate of four to six seconds.

B142A-4B-RADIO UNIT HIGH TEMPERATURE - OVER TEMPERATURE

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

Continuously with the ignition and Radio on.

The DTC will set if the temperature inside the Radio exceeds its operating temperature limit.

B142D-13-AUDIO ANTENNA NOT CONNECTED - OPEN CIRCUIT

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on and the Radio (Radio) in seek mode.

The Radio does not detect an Antenna connection or does not receive a radio station signal.

B142F-13-SATELLITE RADIO ANTENNA NOT CONNECTED - CIRCUIT OPEN

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on and the Radio in Satellite mode.

This DTC sets when the Radio does not detect a Satellite Antenna connection.

With the ignition on.

If the Cabin Equalization Curve number value from the Body Control Module (BCM) is not the same as the Cabin Equalization Curve number stored in the Amplifier for 10 consecutive cycles, then the Amplifier will set this DTC. The Radio will receive the information and report it as this DTC.

B156B-2B SATELLITE RADIO ANTENNA - WIRES SHORTED TOGETHER

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on and the Radio in Satellite mode.

This DTC sets when the Radio detects the Satellite Antenna wires are shorted together.

With the ignition on.

The Radio detects that the USB cable is disconnected for greater than 10 seconds.

With the ignition on and the Radio in seek mode.

The Radio does not detect an Antenna connection or does not receive a radio station signal.

B157B-00-SATELLITE REGION MISMATCH - US/CANADA

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

Continuously with the ignition on and the Radio turned on and set to satellite mode.

The code will set if the Radio country code is set to US or Canada and the satellite module contains no US or Canadian tier vectors.

B157C-00-SATELLITE REGION MISMATCH - REST OF WORLD

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

Continuously with the ignition on and the Radio turned on and set to satellite mode.

The code will set if the Radio country code is not set to US or Canada and the satellite module is present.

B210A-16-SYSTEM VOLTAGE - CIRCUIT VOLTAGE BELOW THRESHOLD

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

Scheme 181

With the ignition on.

The Radio monitors the input voltage. This Diagnostic Trouble Code (DTC) is set when the input voltage is below 9 volts for greater than 15 seconds.

B210B-17-SYSTEM VOLTAGE - CIRCUIT VOLTAGE ABOVE THRESHOLD

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on.

The Radio monitors the input voltage. This Diagnostic Trouble Code (DTC) is set when the input voltage is above 16 volts for greater than 15 seconds.

B221E-00-RADIO INTERNAL

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on.

The Radio detects an internal failure.

B222C-00-VEHICLE CONFIGURATION NOT PROGRAMMED

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

With the ignition on.

The Radio sets this DTC when the Body Control Module (BCM) is not programmed.

B223B-00-VEHICLE CONFIGURATION MISMATCH

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

Vehicle speed greater than 9.6 km/h (6 mph).

This DTC will set if the vehicle type is not identified or incorrectly identified.

With the ignition on.

The Body Control Module (BCM) detects a short condition in one of the CAN IHS Bus (125K) circuits for less than one second.

Scheme 182

Scheme 183

Scheme 184

1. TEST FOR INTERMITTENT CONDITION Turn the ignition on. With the scan tool, record and erase DTCs. Cycle the ignition from on to off three times. Turn the ignition on and wait 10 seconds. With the scan tool, read active DTCs. Does the scan tool display this DTC as active? Yes Go To 2 No Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
2. CHECK THE CAN IHS BUS CIRCUITS FOR A CONCERN WHILE DISCONNECTING THE CAN IHS BUS MODULES NOTE: When performing this step, turn the ignition off (wait one minute) before disconnecting any module. When the module is disconnected turn the ignition on. NOTE: The BCM contains pass-through circuits which are used to connect the Front and Rear CAN IHS Star Connectors. While monitoring the scan tool, disconnect each CAN IHS Bus (125K) module at the CAN IHS Star Connectors (except for the BCM and DLC), one at a time. Check for this DTC to become stored after disconnecting each CAN IHS Bus (125K) module the vehicle is equipped with. NOTE: If the DTC becomes stored when a particular module is disconnected, that module or related circuits are causing the DTC to set. With all the CAN IHS Bus modules disconnected at the Star Connectors (except for BCM and DLC), does the scan tool display this DTC as active? Yes Go To 3 No Diagnose the wiring and connectors between the CAN IHS Star Connector and the module that when disconnected caused this DTC to become stored for damage or shorted circuits. If OK, replace the module that when disconnected caused this DTC to become stored in accordance with the Service Information. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
3. CHECK THE (D158) CAN IHS BUS (125K) (-) CIRCUIT FOR A SHORT TO VOLTAGE Turn the ignition off. Disconnect the scan tool. Turn the ignition on. Measure the voltage between ground and the (D158) CAN IHS Bus (125K) (-) circuit. Is the voltage above 10.0 volts? Yes Repair the short to voltage in the (D158) CAN IHS Bus (125K) (-) circuit. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No Go To 4
4. CHECK THE (D157) CAN IHS BUS (125K) (+) CIRCUIT FOR A SHORT TO GROUND Turn the ignition off. Measure the resistance between ground and the (D157) CAN IHS Bus (125K) (+) circuit. Is the resistance above 10k Ohms? Yes Go To 5 No Repair the short to ground in the (D157) CAN IHS Bus (125K) (+) circuit. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .
5. CHECK FOR CORRECT BUS TERMINATION RESISTANCE Turn the ignition off. Disconnect and isolate the negative battery cable. Measure the resistance between the (D157) CAN IHS Bus (125K) (+) circuit and the (D158) CAN IHS Bus (125K) (-) circuit. Is the resistance between 53.5 and 67 Ohms? Yes Replace the Body Control Module (BCM) in accordance with the Service Information. Refer to «MODULE, BODY CONTROL, REMOVAL»(ref-646224-S08964387072014072800000) . Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) . No For a resistance measurement above 67 Ohms, an open or high resistance is present in the CAN IHS Bus (125K) (+) circuit or the CAN IHS Bus (125K) (-) circuit between the Star Connectors or one of the termination resistors internal to the Star Connector is damaged. Diagnose and repair as necessary. For a resistance measurement below 53.5 Ohms, a short between the CAN IHS Bus (125K) (+) circuit and the CAN IHS Bus (125K) (-) is present. Diagnose the short between the CAN IHS Bus (125K) (+) circuit and the CAN IHS Bus (125K) (-) circuit. Use the Star Connectors to isolate portions of the bus to assist in determining the location of the concern. Diagnose and repair as necessary. Perform the BODY VERIFICATION TEST. Refer to «STANDARD PROCEDURE»(ref-646248-S24006549342014072800000) .

With the ignition on.

The Body Control Module (BCM) detects a short condition in one of the CAN IHS Bus (125K) circuits for less than one second.

Continuously when the ignition is on.

Battery voltage between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

The Body Control Module (BCM) detects a short condition in one of the CAN IHS Bus (125K) circuits for less than one second.

Continuously when the ignition is on.

The battery voltage between 10.0 and 16.0 Volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the Body Control Module (BCM) for approximately two to five seconds.

Continuously when the ignition is on.

The battery voltage between 10.0 and 16.0 Volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the Body Control Module (BCM) for approximately two to five seconds.

Continuously when the ignition is on.

Battery voltage between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the Instrument Cluster (IC) for approximately two to five seconds.

Continuously when the ignition is on.

Battery voltage between 10 and 16 volts.

Bus messages not received from the HVAC Control Module for approximately two to five seconds.

Continuously when the ignition is on.

The battery voltage is between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the Audio Amplifier for approximately two to five seconds.

Continuously when the ignition is on.

The battery voltage is between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the CSWM (Comfort Seat and Wheel Module) for approximately two to five seconds.

Continuously when the ignition is on.

The battery voltage is between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the Left Blind Spot Sensor (LBSS) for approximately two to five seconds.

Continuously when the ignition is on.

The battery voltage is between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the Right Blind Spot Sensor (RBSS) for approximately two to five seconds.

U11B8-00 LOST COMMUNICATION WITH INTEGRATED CENTER STACK (ICS)

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

Continuously when the ignition is on.

The battery voltage is between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the Integrated Center Stack (ICS) for approximately ten seconds.

U11F5-00 LOST COMMUNICATION WITH COMPACT DISC MODULE

For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .

Continuously when the ignition is on.

The battery voltage is between 10 and 16 volts.

Body Control Module (BCM) is configured correctly.

Bus messages not received from the External Disc Module (EDM) for approximately ten seconds.

Note. The External Disc Module (EDM) was also known as the Compact Disc Module (CDM).