BLIND SPOT MONITOR SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • Use the following procedure to troubleshoot the blind spot monitor system.

  • *: Use the GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. CUSTOMER PROBLEM ANALYSIS

    Tech Tips

    If there are any scratches or impact marks on the rear bumper, perform the blind spot monitor beam axis confirmation. If any abnormalities are found, perform the blind spot monitor sensor installation condition inspection.

    Result
    Proceed to
    NEXT

    NEXT

  3. INSPECT AUXILIARY BATTERY VOLTAGE


    1. Measure the auxiliary battery voltage with the power switch off.

      Standard Voltage
      11 to 14 V

      If the voltage is below 11 V, replace or recharge the auxiliary battery before proceeding to the next step.

      Result
      Proceed to
      NEXT

    NEXT

  4. CHECK CAN COMMUNICATION SYSTEM*


    1. Use the GTS to check if the CAN communication system is functioning normally.

      Click here

      Result
      Result Proceed to
      CAN communication system DTCs are not output. A
      CAN communication system DTCs are output. B

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

  5. CHECK FOR DTC AND FREEZE FRAME DATA*


    1. Refer to DTC Check / Clear for the blind spot monitor system.

      Click here


      Body Electrical > Blind Spot Monitor Master > Trouble Codes
      Body Electrical > Blind Spot Monitor Slave > Trouble Codes

    2. Record or print DTCs and freeze frame data, if necessary.

      Click here

      Result
      Result Proceed to
      DTCs are not output. A
      DTCs are output. B

    B

    GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

    A

  6. PROBLEM SYMPTOMS TABLE


    1. Refer to Problem Symptoms Table.

      Click here

      Result
      Result Proceed to
      Fault is not listed in Problem Symptoms Table. A
      Fault is listed in Problem Symptoms Table. B

      Tech Tips

      If the symptom does not recur and no DTCs are output, attempt to reproduce the symptoms.

      Click here


    B

    GO TO PROBLEM SYMPTOMS TABLE Click here

    A

  7. PERFORM TROUBLESHOOTING BASED ON MALFUNCTION SYMPTOM*


    1. Refer to Terminals of ECU.

      Click here

    2. Refer to Diagnosis System.

      Click here

    3. Refer to Data List / Active Test.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  8. ADJUST, REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  9. PERFORM BEAM AXIS CONFIRMATION


    1. Confirm the blind spot monitor beam axis display and perform the blind spot monitor beam axis adjustment.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  10. PERFORM CONFIRMATION TEST*

    Result
    Proceed to
    NEXT

    NEXT

    END