VARIABLE GEAR RATIO STEERING 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 variable gear ratio steering system.

  • *: Use the GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. INSPECT AUXILIARY BATTERY VOLTAGE

    Standard voltage
    11 to 14 V

    If the voltage is less than 11 V, recharge or replace the auxiliary battery before proceeding.

    Result
    Proceed to
    NEXT

    NEXT

  3. CHECK CAN COMMUNICATION SYSTEM*


    1. Using the GTS, check if the CAN communication system is functioning normally (for LHD: Click here , for RHD: Click here.

      Result
      Result Proceed to
      DTC is not output A
      DTC is output for LHD B
      for RHD C

    B

    GO TO CAN COMMUNICATION (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

    C

    GO TO CAN COMMUNICATION (HOW TO PROCEED WITH TROUBLESHOOTING) Click here

    A

  4. CHECK DTC*


    1. Check for DTCs.

      Click here

    2. Clear the DTCs.

      Click here

    3. Recheck for DTCs.

      Click here


      1. Simulate the malfunction and check if the DTCs are output again.

        Click here

      Result
      Result Proceed to
      DTC is output A
      DTC is not output B
      DTCs are not output, and the malfunction cannot be simulated or checked C

    B

    PROBLEM SYMPTOMS TABLE Click here

    C

    SYMPTOM SIMULATION

    A

  5. DTC CHART

    Result
    Proceed to
    NEXT

    NEXT

  6. CIRCUIT INSPECTION

    Result
    Proceed to
    NEXT

    NEXT

  7. REPAIR

    Result
    Proceed to
    NEXT

    NEXT

  8. CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    NEXT

    END

  9. PROBLEM SYMPTOMS TABLE

    Result
    Proceed to
    NEXT

    NEXT

  10. CIRCUIT INSPECTION

    Result
    Proceed to
    NEXT

    NEXT

  11. CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    NEXT

    END