LIGHTING 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 lighting system.

  • *: Use the GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. INSPECT BATTERY VOLTAGE


    1. Measure the battery voltage with the engine switch off.

      Standard voltage
      11 to 14 V

      If the voltage is below 11 V, recharge or replace the battery before proceeding.

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


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

      for LHD:

      Click here

      for RHD:

      Click here

      Result
      Proceed to
      CAN DTC is not output
      CAN DTC is output

    CAN DTC is output

    GO TO CAN COMMUNICATION SYSTEM for LHD: GO TO CAN COMMUNICATION SYSTEM Click here
    GO TO CAN COMMUNICATION SYSTEM for RHD: GO TO CAN COMMUNICATION SYSTEM Click here

    CAN DTC is not output

  4. CHECK POWER DOOR LOCK CONTROL SYSTEM


    1. Use the GTS to check if the power door lock control system is functioning normally.

      Click here


      Body Electrical > Main Body > Trouble Codes
      Result
      Proceed to
      DTC is not output
      DTC is output

    DTC is output

    GO TO POWER DOOR LOCK CONTROL SYSTEM Click here

    DTC is not output

  5. CHECK WIRELESS DOOR LOCK CONTROL SYSTEM


    1. Use the GTS to check if the wireless door lock control system is functioning normally.

      Click here


      Body Electrical > Entry&Start > Trouble Codes
      Result
      Proceed to
      DTC is not output
      DTC is output

    DTC is output

    GO TO WIRELESS DOOR LOCK CONTROL SYSTEM Click here

    DTC is not output

  6. CHECK SMART ENTRY AND START SYSTEM (for Entry Function)*


    1. Use the GTS to check if the smart entry and start system (for Entry Function) is functioning normally.

      Click here


      Body Electrical > Entry&Start > Trouble Codes
      Result
      Proceed to
      DTC is not output
      DTC is output

    DTC is output

    GO TO SMART ENTRY AND START SYSTEM (for Entry Function) Click here

    DTC is not output

  7. PROBLEM SYMPTOMS TABLE


    1. Refer to Problem Symptoms Table.

      Click here

      Result
      Proceed to
      Fault is not listed in Problem Symptoms Table
      Fault is listed in Problem Symptoms Table

    Fault is listed in Problem Symptoms Table

    ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE

    Fault is not listed in Problem Symptoms Table

  8. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Operation Check

      Click here

    2. Terminals of ECU

      Click here

    3. Data List / Active Test

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  9. ADJUST, REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  10. CONFIRM TEST

    Result
    Proceed to
    NEXT

    NEXT

    END