KEY REMINDER WARNING SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • Use the following procedures to troubleshoot the key reminder warning system.

  • *: Use the intelligent tester.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. INSPECT BATTERY VOLTAGE

    Standard voltage
    11 to 14 V

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

    Result
    Proceed to
    NEXT

    NEXT

  3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


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

      Click here

      Result
      Result Proceed to
      CAN DTC is not output A
      CAN DTC is output (for LHD without Entry and Start System) B
      CAN DTC is output (for RHD without Entry and Start System) C

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

  4. 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

    ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE

    A

  5. 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

  6. REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  7. CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    NEXT

    END