HEATED WINDSHIELD DEFROSTER SYSTEM

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tip:

  • Use these procedures to troubleshoot the heated windshield defroster system.

  • *: Use the GTS.

PROCEDURE

  1. VEHICLE BROUGHT TO WORKSHOP

    Result

    Proceed to

    NEXT
    NEXT

  2. INSPECT AUXILIARY BATTERY VOLTAGE

    1. Measure the auxiliary battery voltage.

      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 LIN COMMUNICATION SYSTEM*

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

      Click here

    Result

    Proceed to

    LIN DTC is not output

    LIN DTC is output
    LIN DTC is output

    GO TO LIN COMMUNICATION SYSTEM

    Click here

    LIN DTC is not output

  4. CHECK AIR CONDITIONING SYSTEM

    1. Check if the air conditioning system is functioning normally

      Click here

    Result

    Result

    Proceed to

    Air conditioning system is functioning normally

    A

    Air conditioning system is not functioning normally

    B
    B

    GO TO AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System)

    Click here

    A

  5. PROBLEM SYMPTOMS TABLE

    1. Refer to the 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
    B

    REPAIR OR REPLACE REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE

    Click here

    A

  6. REPAIR OR REPLACE

    Result

    Proceed to

    NEXT
    NEXT

  7. CONFIRMATION TEST

    Result

    Proceed to

    NEXT
    NEXT

    END