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Pre-Collision System (Diagnostic Codes & Circuit Tests): Other Lexus RX III рестайлинг

Airbag ~7102 words

PROCEDURE

  1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY RH Disconnect the front seat outer belt assembly RH connector. Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Switch Condition Specified Condition O32-1 (MOR+) - Body ground Engine switch on (IG) Below 1 V O32-2 (MOR-) - Body ground Engine switch on (IG) Below 1 V Reconnect the front seat outer belt assembly RH connector. NG --> See step 4 OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY RH - SEAT BELT CONTROL ECU) Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Disconnect the front seat outer belt assembly RH connector. Disconnect the seat belt control ECU connector. Connect the cable to the negative (-) battery terminal. Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Switch Condition Specified Condition O32-1 (MOR+) - Body ground Engine switch on (IG) Below 1 V O32-2 (MOR-) - Body ground Engine switch on (IG) Below 1 V TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Front Seat Outer Belt Assembly RH) Disconnect the cable from the negative (-) battery terminal. Reconnect the seat belt control ECU and front seat outer belt assembly RH connectors. Connect the cable to the negative (-) battery terminal. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY RH - SEAT BELT CONTROL ECU) OK --> See step 3
  3. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  4. REPLACE FRONT SEAT OUTER BELT ASSEMBLY RH. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602554-S36493262092014030500000)
  1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY RH Disconnect the front seat outer belt assembly RH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition O32-1 (MOR+) - Body ground Always 1 Mohms or higher O32-2 (MOR-) - Body ground Always 1 Mohms or higher Reconnect the front seat outer belt assembly RH connector. NG --> See step 4 OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY RH - SEAT BELT CONTROL ECU) Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Disconnect the front seat outer belt assembly RH connector. Disconnect the seat belt control ECU connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition O32-1 (MOR+) - Body ground Always 1 Mohms or higher O32-2 (MOR-) - Body ground Always 1 Mohms or higher O32-1 (MOR+) - O32-2 (MOR-) Always 1 Mohms or higher TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Front Seat Outer Belt Assembly RH) Reconnect the seat belt control ECU and front seat outer belt assembly RH connectors. Connect the cable to the negative (-) battery terminal. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY RH - SEAT BELT CONTROL ECU) OK --> See step 3
  3. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  4. REPLACE FRONT SEAT OUTER BELT ASSEMBLY RH. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602554-S36493262092014030500000)
  1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY RH Disconnect the front seat outer belt assembly RH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition O32-1 (MOR+) - O32-2 (MOR-) Always Below 1 Mohms Reconnect the front seat outer belt assembly RH connector. NG --> See step 4 OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY RH - SEAT BELT CONTROL ECU) Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Disconnect the front seat outer belt assembly RH connector. Disconnect the seat belt control ECU connector. Using a service wire, connect MOR+ and MOR- of the connector on the front seat outer belt assembly RH. NOTE: Do not forcibly insert the service wire into the terminals of the connector. Measure the resistance according to the value(s) in the table below. Standard resistance Tester Connection Condition Specified Condition F57-1 (MOR-) - F57-2 (MOR+) Always Below 1 ohms TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Front Seat Outer Belt Assembly RH) *2 Front view of wire harness connector (to Seat Belt Control ECU) Reconnect the seat belt control ECU and front seat outer belt assembly RH connectors. Connect the cable to the negative (-) battery terminal. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY RH - SEAT BELT CONTROL ECU) OK --> See step 3
  3. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  4. REPLACE FRONT SEAT OUTER BELT ASSEMBLY RH. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602554-S36493262092014030500000)
  1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY LH Disconnect the front seat outer belt assembly LH connector. Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Switch Condition Specified Condition P6-1 (MOL+) - Body ground Engine switch on (IG) Below 1 V P6-2 (MOL-) - Body ground Engine switch on (IG) Below 1 V Reconnect the front seat outer belt assembly LH connector. NG --> See step 4 OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY LH - SEAT BELT CONTROL ECU) Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Disconnect the front seat outer belt assembly LH connector. Disconnect the seat belt control ECU connector. Connect the cable to the negative battery terminal. Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Switch Condition Specified Condition P6-1 (MOL+) - Body ground Engine switch on (IG) Below 1 V P6-2 (MOL-) - Body ground Engine switch on (IG) Below 1 V TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Front Seat Outer Belt Assembly LH) Disconnect the cable from the negative (-) battery terminal. Reconnect the seat belt control ECU and front seat outer belt assembly LH connectors. Connect the cable to the negative (-) battery terminal. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY LH - SEAT BELT CONTROL ECU) OK --> See step 3
  3. REPLACE SEAT BELT CONTROL ECU. Refer to «INSTALLATION [03/2012 - 07/2012]»(ref-602814-S20041138772014030500000)
  4. REPLACE FRONT SEAT OUTER BELT ASSEMBLY LH. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602554-S36493262092014030500000)
  1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY LH Disconnect the front seat outer belt assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition P6-1 (MOL+) - Body ground Always 1 Mohms or higher P6-2 (MOL-) - Body ground Always 1 Mohms or higher Reconnect the front seat outer belt assembly LH connector. NG --> See step 4 OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY LH - SEAT BELT CONTROL ECU) Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Disconnect the front seat outer belt assembly LH connector. Disconnect the seat belt control ECU connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition P6-1 (MOL+) - Body ground Always 1 Mohms or higher P6-2 (MOL-) - Body ground Always 1 Mohms or higher P6-1 (MOL+) - P6-2 (MOL-) Always 1 Mohms or higher TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Front Seat Outer Belt Assembly LH) Reconnect the front seat outer belt assembly LH and seat belt control ECU connectors. Connect the cable to the negative (-) battery terminal. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY LH - SEAT BELT CONTROL ECU) OK --> See step 3
  3. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602554-S36493262092014030500000)
  4. REPLACE FRONT SEAT OUTER BELT ASSEMBLY LH. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602554-S36493262092014030500000)
  1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY LH Disconnect the front seat outer belt assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition P6-1 (MOL+) - P6-2 (MOL-) Always Below 1 Mohms Reconnect the front seat belt assembly LH connector. NG --> See step 4 OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY LH - SEAT BELT CONTROL ECU) Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Disconnect the front seat outer belt assembly LH connector. Disconnect the seat belt control ECU connector. Using a service wire, connect MOL+ and MOL- of the connector on the front seat outer belt assembly LH. NOTE: Do not forcibly insert the service wire into the terminals of the connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition F57-3 (MOL+) - F57-4 (MOL-) Always Below 1 ohms TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Front Seat Outer Belt Assembly LH) *2 Front view of wire harness connector (to Seat Belt Control ECU) Reconnect the seat outer belt assembly LH and seat belt control ECU connectors. Connect the cable to the negative (-) battery terminal. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT SEAT OUTER BELT ASSEMBLY LH - SEAT BELT CONTROL ECU) OK --> See step 3
  3. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  4. REPLACE FRONT SEAT OUTER BELT ASSEMBLY LH. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602554-S36493262092014030500000)
  1. CHECK DTC OUTPUT Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Turn the engine switch off. Turn the engine switch on (IG). Recheck for DTCs. OK DTCs are not output. NG --> See step 3 OK --> See step 2
  2. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  3. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  1. CHECK DTC OUTPUT Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Turn the engine switch off. Turn the engine switch on (IG). Recheck for DTCs. OK DTCs are not output. NG --> See step 3 OK --> See step 2
  2. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  3. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602814-S06252632962014030500000)
  1. INSPECT SEAT BELT CONTROL ECU (+B TERMINAL VOLTAGE) Disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. Disconnect the seat belt control ECU connector. Connect the cable to the negative (-) battery terminal. Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition F57-7 (+B) - Body ground Engine switch off 11 to 14 V TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Seat Belt Control ECU) Disconnect the cable from the negative (-) battery terminal. Reconnect seat belt control ECU connector. Connect the cable to the negative (-) battery terminal. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (+B CIRCUIT) OK --> See step 2
  2. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK CAN communication system DTC is not output. NG --> See step 6 OK: Go to next step
  2. CHECK DTC OUTPUT (VEHICLE STABILITY CONTROL SYSTEM) Check DTCs for the vehicle stability control system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602555-S42628919292014030500000) . OK Vehicle stability control system DTC is not output. NG --> See step 4 OK: Go to next step
  3. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Drive the vehicle. Recheck for DTCs. OK DTC B2060 is not output. NG --> See step 5 OK --> See step 7
  4. GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602555-S21986890902014030500000)
  5. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  6. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602741-S42866298922014030500000)
  7. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK CAN communication system DTC is not output. NG --> See step 6 OK: Go to next step
  2. CHECK DTC OUTPUT (VEHICLE STABILITY CONTROL SYSTEM) Check DTCs for the vehicle stability control system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602555-S42628919292014030500000) . OK Vehicle stability control system DTC is not output. NG --> See step 4 OK: Go to next step
  3. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Drive the vehicle. Recheck for DTCs. OK DTC B2060 is not output. NG --> See step 5 OK --> See step 7
  4. GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602555-S21986890902014030500000)
  5. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602814-S06252632962014030500000)
  6. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602741-S23471534912014030500000)
  7. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK CAN communication system DTC is not output. NG --> See step 7 OK: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC B2064 is not output. NG --> See step 3 OK --> See step 6
  3. REPLACE MAIN BODY ECU Replace the main body ECU. NEXT: Go to next step
  4. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC B2064 is not output. NG --> See step 5 OK --> END
  5. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  6. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  7. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602741-S42866298922014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK CAN communication system DTC is not output. NG --> See step 7 OK: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC B2064 is not output. NG --> See step 3 OK --> See step 6
  3. REPLACE MAIN BODY ECU Replace the main body ECU. NEXT: Go to next step
  4. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC B2064 is not output. NG --> See step 5 OK --> END
  5. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602814-S06252632962014030500000)
  6. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  7. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602741-S23471534912014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK CAN communication system DTC is not output. NG --> See step 5 OK: Go to next step
  2. CHECK DTC OUTPUT (AIR BAG SYSTEM) Check DTCs for the air bag system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602724-S25347501072014030500000) . OK Airbag system DTC is not output. NG --> See step 6 OK: Go to next step
  3. CHECK DTC OUTPUT (OCCUPANT CLASSIFICATION SYSTEM) Check DTC for the occupant classification system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602569-S10468394492014030500000) . OK DTC B1771 is not output. NG --> See step 9 OK: Go to next step
  4. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC B2074 or B2075 is not output. NG --> See step 7 OK --> See step 8
  5. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602741-S42866298922014030500000)
  6. GO TO AIR BAG SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602724-S40318953142014030500000)
  7. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  8. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  9. GO TO OCCUPANT CLASSIFICATION SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602569-S00308303052014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK CAN communication system DTC is not output. NG --> See step 5 OK: Go to next step
  2. CHECK DTC OUTPUT (AIR BAG SYSTEM) Check DTCs for the air bag system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602724-S25347501072014030500000) . OK Airbag system DTC is not output. NG --> See step 6 OK: Go to next step
  3. CHECK DTC OUTPUT (OCCUPANT CLASSIFICATION SYSTEM) Check DTC for the occupant classification system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602569-S10468394492014030500000) . OK DTC B1771 is not output. NG --> See step 9 OK: Go to next step
  4. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC B2074 or B2075 is not output. NG --> See step 7 OK --> See step 8
  5. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602741-S23471534912014030500000)
  6. GO TO AIR BAG SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602724-S40318953142014030500000)
  7. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602814-S06252632962014030500000)
  8. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  9. GO TO OCCUPANT CLASSIFICATION SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602569-S00308303052014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Check for DTCs. OK CAN communication system DTC is output. NG --> See step 4 OK: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Check for DTCs. OK DTC B2085 is not output. NG --> See step 5 OK --> See step 3
  3. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOMS SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  4. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602741-S42866298922014030500000)
  5. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Check for DTCs. OK CAN communication system DTC is output. NG --> See step 4 OK: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Check for DTCs. OK DTC B2085 is not output. NG --> See step 5 OK --> See step 3
  3. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOMS SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  4. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602741-S23471534912014030500000)
  5. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602814-S06252632962014030500000)
  1. CHECK DTC OUTPUT (DYNAMIC RADAR CRUISE CONTROL SYSTEM) Check DTCs for dynamic radar cruise control system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602743-S21817129622014030500000) . OK Dynamic radar cruise control system DTCs are not output. NG --> See step 4 OK: Go to next step
  2. CHECK DTC OUTPUT (DRIVING SUPPORT ECU (PRE-COLLISION 2)) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . OK "Pre-Collision 2" DTC is not output. NG --> See step 5 OK: Go to next step
  3. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC B2090 is not output. NG --> See step 6 OK --> See step 7
  4. GO TO DYNAMIC RADAR CRUISE CONTROL SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602743-S00922076622014030500000)
  5. GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602835-S22113564902014030500000)
  6. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602814-S01781434562014030500000)
  7. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK DTC OUTPUT (DYNAMIC RADAR CRUISE CONTROL SYSTEM) Check DTCs for dynamic radar cruise control system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602743-S21817129622014030500000) . OK Dynamic radar cruise control system DTCs are not output. NG --> See step 4 OK: Go to next step
  2. CHECK DTC OUTPUT (DRIVING SUPPORT ECU (PRE-COLLISION 2)) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . OK "Pre-Collision 2" DTC is not output. NG --> See step 5 OK: Go to next step
  3. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC B2090 is not output. NG --> See step 6 OK --> See step 7
  4. GO TO DYNAMIC RADAR CRUISE CONTROL SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602743-S00922076622014030500000)
  5. GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602835-S22113564902014030500000)
  6. REPLACE SEAT BELT CONTROL ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602814-S06252632962014030500000)
  7. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC C1A01 is not output. NG --> See step 2 OK --> See step 3
  2. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602562-S20394205802014030500000)
  3. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC C1A01 is not output. NG --> See step 2 OK --> See step 3
  2. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602562-S12192031432014030500000)
  3. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK CAN communication system DTC is not output. NG --> See step 3 OK --> See step 2
  2. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602562-S20394205802014030500000)
  3. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602741-S42866298922014030500000)
  1. CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK CAN communication system DTC is not output. NG --> See step 3 OK --> See step 2
  2. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602562-S12192031432014030500000)
  3. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602741-S23471534912014030500000)
  1. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. Result Result Proceed to Only C1A0A is output A C1A0A and other DTC is output B B --> See step 5 A: Go to next step
  2. REPLACE MILLIMETER WAVE RADAR SENSOR Replace the millimeter wave radar sensor. Refer to «REMOVAL [03/2012 - ]»(ref-602562-S14087082012014030500000) . NEXT: Go to next step
  3. ADJUST MILLIMETER WAVE RADAR SENSOR Adjust the millimeter wave radar sensor. Refer to «ADJUSTMENT [03/2012 - ]»(ref-602562-S10556630812014030500000) . NEXT: Go to next step
  4. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC C1A0A is not output. NG --> See step 6 OK --> END
  5. GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602835-S22113564902014030500000)
  6. REPLACE MULTIPLEX NETWORK BODY ECU. Refer to «REMOVAL [03/2012 - ]»(ref-602764-S25276887612014030500000)
  1. REPLACE MILLIMETER WAVE RADAR SENSOR Replace the millimeter wave radar sensor. Refer to «REMOVAL [03/2012 - ]»(ref-602562-S14087082012014030500000) . NEXT: Go to next step
  2. ADJUST MILLIMETER WAVE RADAR SENSOR Adjust the millimeter wave radar sensor. Refer to «ADJUSTMENT [03/2012 - ]»(ref-602562-S10556630812014030500000) . NEXT: Go to next step
  3. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Recheck for DTCs. OK DTC C1A10 is not output. NG --> See step 4 OK --> END
  4. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602562-S20394205802014030500000)
  1. ADJUST MILLIMETER WAVE RADAR SENSOR Adjust the millimeter wave radar sensor. Refer to «ADJUSTMENT [03/2012 - ]»(ref-602562-S10556630812014030500000) . NEXT: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Drive the vehicle. Recheck for DTCs. OK DTC C1A11 or C1A14 is not output. HINT: After performing the radar beam axis adjustment, if the same DTC is output again after the DTC detection conditions are met, replace the driving support ECU. NG --> See step 3 OK --> END
  3. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602562-S20394205802014030500000)
  1. CHECK DTC OUTPUT (VEHICLE STABILITY CONTROL SYSTEM) Check DTCs for vehicle stability control system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602555-S42628919292014030500000) . OK DTC C1435 is not output. NG --> See step 3 OK: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Driver the vehicle. Recheck for DTCs. OK DTC C1A46 is not output. NG --> See step 4 OK --> See step 5
  3. GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602555-S21986890902014030500000)
  4. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602562-S20394205802014030500000)
  5. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK DTC OUTPUT (VEHICLE STABILITY CONTROL SYSTEM) Check DTCs for vehicle stability control system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602555-S42628919292014030500000) . OK DTC C1435 is not output. NG --> See step 3 OK: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Driver the vehicle. Recheck for DTCs. OK DTC C1A46 is not output. NG --> See step 4 OK --> See step 5
  3. GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602555-S21986890902014030500000)
  4. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602562-S12192031432014030500000)
  5. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. CHECK DTC OUTPUT (VEHICLE STABILITY CONTROL SYSTEM) Check DTCs for vehicle stability control system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602555-S42628919292014030500000) . OK DTC C1433 is not output. NG --> See step 3 OK: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Drive the vehicle. Recheck for DTCs. OK DTC C1A47 is not output. NG --> See step 4 OK --> See step 5
  3. GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602555-S21986890902014030500000)
  4. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602562-S20394205802014030500000)
  5. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK DTC OUTPUT (VEHICLE STABILITY CONTROL SYSTEM) Check DTCs for vehicle stability control system. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602555-S42628919292014030500000) . OK DTC C1433 is not output. NG --> See step 3 OK: Go to next step
  2. CHECK DTC OUTPUT (PRE-COLLISION SYSTEM) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Drive the vehicle. Recheck for DTCs. OK DTC C1A47 is not output. NG --> See step 4 OK --> See step 5
  3. GO TO VEHICLE STABILITY CONTROL SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602555-S21986890902014030500000)
  4. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [07/2012 - ]»(ref-602562-S12192031432014030500000)
  5. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. CHECK CAN COMMUNICATION SYSTEM Select "CAN Bus Check" from the "System Selection Menu" screen on the Techstream. Select "Communication Malfunction DTC" from the "CAN Bus Check" screen, and then select "Enter". Result Result Proceed to CAN DTC is not output A CAN DTC is output B B --> See step 2 A --> See step 3
  2. GO TO CAN COMMUNICATION SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602741-S04175569912014030500000)
  3. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK CAN COMMUNICATION SYSTEM Select "CAN Bus Check" from the "System Selection Menu" screen on the Techstream. Select "Communication Malfunction DTC" from the "CAN Bus Check" screen, and then select "Enter". Result Result Proceed to CAN DTC is not output A CAN DTC is output B B --> See step 2 A --> See step 3
  2. GO TO CAN COMMUNICATION SYSTEM. Refer to «DIAGNOSTIC TROUBLE CODE CHART [03/2012 - ]»(ref-602741-S04175569912014030500000)
  3. CHECK FOR INTERMITTENT PROBLEMS (SYMPTOM SIMULATION). Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. CHECK HARNESS AND CONNECTOR (DRIVING SUPPORT ECU - MILLIMETER WAVE RADAR SENSOR) Disconnect the driving support ECU and millimeter wave radar sensor connectors. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C1-16 (LRDD) - B1-3 (LRDD) Always Below 1 ohms B1-3 (LRDD) - Body ground Always 10 kohms or higher C1-16 (LRDD) - Body ground Always 10 kohms or higher TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Millimeter Wave Radar Sensor) *2 Front view of wire harness connector (to Driving Support ECU) Reconnect the driving support ECU and millimeter wave radar sensor connectors. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (DRIVING SUPPORT ECU - MILLIMETER WAVE RADAR SENSOR) OK: Go to next step
  2. CHECK MILLIMETER WAVE RADAR SENSOR (IGB VOLTAGE) Disconnect the millimeter wave radar sensor connector. Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Switch Condition Specified Condition B1-5 (IGB) - Body ground Engine switch on (IG) 11 to 14 V TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Millimeter Wave Radar Sensor) Reconnect the millimeter wave radar sensor connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (IGB CIRCUIT) OK: Go to next step
  3. CHECK MILLIMETER WAVE RADAR SENSOR (SGND CIRCUIT) Disconnect the millimeter wave radar sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Switch Condition Specified Condition B1-2 (SGND) - Body ground Always Below 1 ohms TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Millimeter Wave Radar Sensor) Reconnect the millimeter wave radar sensor connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (SGND CIRCUIT) OK: Go to next step
  4. CHECK MILLIMETER WAVE RADAR SENSOR (LRDD OUTPUT VOLTAGE) Disconnect the driving support ECU connector. Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Switch Condition Specified Condition C1-16 (LRDD) - Body ground Engine switch on (IG) 4.5 to 5.5 V TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Driving Support ECU) Reconnect the driving support ECU connector. NG --> See step 7 OK: Go to next step
  5. REPLACE DRIVING SUPPORT ECU Replace the driving support ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602562-S20394205802014030500000) . NEXT: Go to next step
  6. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Turn the cruise control main switch on. Drive the vehicle at the required speed (45 km/h (28 mph) or higher). Check if the same DTC is output. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Result Result Proceed to DTC U0235 is not output A DTC U0235 is output B B --> See step 7 A --> END
  7. REPLACE MILLIMETER WAVE RADAR SENSOR. Refer to «REMOVAL [03/2012 - ]»(ref-602562-S14087082012014030500000)
  1. CHECK HARNESS AND CONNECTOR (DRIVING SUPPORT ECU - MILLIMETER WAVE RADAR SENSOR) Disconnect the driving support ECU and millimeter wave radar sensor connectors. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C1-38 (LRRD) - B1-4 (LRRD) Always Below 1 ohms B1-4 (LRRD) - Body ground Always 10 kohms or higher C1-38 (LRRD) - Body ground Always 10 kohms or higher TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Millimeter Wave Radar Sensor) *2 Front view of wire harness connector (to Driving Support ECU) Reconnect the driving support ECU and millimeter wave radar sensor connectors. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (DRIVING SUPPORT ECU - MILLIMETER WAVE RADAR SENSOR) OK: Go to next step
  2. CHECK MILLIMETER WAVE RADAR SENSOR (IGB VOLTAGE) Disconnect the millimeter wave radar sensor connector. Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition B1-5 (IGB) - Body ground Engine switch on (IG) 11 to 14 V TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Millimeter Wave Radar Sensor) Reconnect the millimeter wave radar sensor connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (IGB CIRCUIT) OK: Go to next step
  3. CHECK MILLIMETER WAVE RADAR SENSOR (SGND CIRCUIT) Disconnect the millimeter wave radar sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition B1-2 (SGND) - Body ground Always Below 1 ohms TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Millimeter Wave Radar Sensor) Reconnect the millimeter wave radar sensor connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (SGND CIRCUIT) OK: Go to next step
  4. CHECK DRIVING SUPPORT ECU (LRRD OUTPUT VOLTAGE) Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition C1-38 (LRRD) - Body ground Engine switch on (IG) 4.5 to 5.5 V TEXT IN ILLUSTRATION *1 Component with harness connected (Driving Support ECU) NG --> See step 7 OK: Go to next step
  5. REPLACE MILLIMETER WAVE RADAR SENSOR Replace the millimeter wave radar sensor. Refer to «REMOVAL [03/2012 - ]»(ref-602562-S14087082012014030500000) . Adjust the millimeter wave radar sensor. Refer to «ADJUSTMENT [03/2012 - ]»(ref-602562-S10556630812014030500000) . NEXT: Go to next step
  6. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Turn the cruise control main switch on. Drive the vehicle at the required speed (45 km/h (28 mph) or higher). Check if the same DTC is output. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602835-S32137300762014030500000) . Result Result Proceed to DTC U1104 is not output A DTC U1104 is output B B --> See step 7 A --> END
  7. REPLACE DRIVING SUPPORT ECU. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602562-S20394205802014030500000)
  1. CHECK HARNESS AND CONNECTOR (PGND CIRCUIT) Disconnect the seat belt control ECU connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Display Condition Specified Condition F57-8 (PGND) - Body ground Always Below 1 ohms TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Seat Belt Control ECU) Reconnect the seat belt control ECU connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (PGND CIRCUIT) OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (IG1 CIRCUIT) Disconnect the seat belt control ECU connector. Turn the engine switch on (IG). Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Display Condition Specified Condition F56-8 (IG1) - F57-8 (PGND) Engine switch on (IG) 11 to 14 V TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Seat Belt Control ECU) *2 Front view of wire harness connector (to Seat Belt Control ECU) Reconnect the seat belt control ECU connector. NG --> See step 4 OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (+B CIRCUIT) Disconnect the seat belt control ECU connector. Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Display Condition Specified Condition F57-7 (+B) - Body ground Always 11 to 14 V TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Seat Belt Control ECU) Reconnect the seat belt control ECU connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (+B CIRCUIT) OK --> See step 8
  4. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Remove the instrument panel junction block assembly. TEXT IN ILLUSTRATION *1 Instrument Panel Junction Block Assembly Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2K-1 - 2D-30 Always 10 kohms or higher 2K-1 - 2D-30 When battery voltage applied to terminals 2A-20 and 2A-3 Below 1 ohms Reinstall the instrument panel junction block assembly. NG --> REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY OK: Go to next step
  5. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - SEAT BELT CONTROL ECU) Disconnect the instrument panel junction block assembly connector. Disconnect the seat belt control ECU connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2D-30 - F56-8 (IG1) Always Below 1 ohms 2D-30 - Body ground Always 10 kohms or higher F56-8 (IG1) - Body ground Always 10 kohms or higher TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Seat Belt Control ECU) *2 Front view of wire harness connector (to Instrument Panel Junction Block Assembly) Reconnect the seat belt control ECU connector. Reconnect the instrument panel junction block assembly connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - SEAT BELT CONTROL ECU) OK: Go to next step
  6. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - BODY GROUND) Disconnect the instrument panel junction block assembly connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2A-3 - Body ground Always Below 1 ohms TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Instrument Panel Junction Block Assembly) Reconnect the instrument panel junction block assembly connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - BODY GROUND) OK: Go to next step
  7. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - POWER MANAGEMENT ECU) Disconnect the instrument panel junction block assembly connector. Disconnect the power management ECU connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2A-20 - F8-20 (IG1D) Always Below 1 ohms 2A-20 - Body ground Always 10 kohms or higher F8-20 (IG1D) - Body ground Always 10 kohms or higher TEXT IN ILLUSTRATION *1 Front view of wire harness connector (to Power Management ECU) *2 Front view of wire harness connector (to Instrument Panel Junction Block Assembly) Reconnect the power management ECU connector. Reconnect the instrument panel junction block assembly connector. NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - POWER MANAGEMENT ECU) OK --> REPAIR OR REPLACE HARNESS OR CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - BATTERY)
  8. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [03/2012 - 07/2012]»(ref-602835-S38278590032014030500000)

More articles — Pre-Collision System (Diagnostic Codes & Circuit Tests)