STEERING LOCK 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 steering lock system.

  • *: Use the intelligent tester.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. CUSTOMER PROBLEM ANALYSIS

    Result
    Proceed to
    NEXT

    NEXT

  3. INSPECT BATTERY VOLTAGE

    Standard Voltage
    11 to 14 V

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

    Tech Tips

    A simple method to determine whether the battery is depleted is to operate the horn.

    Result
    Proceed to
    NEXT

    NEXT

  4. CHECK DTC*


    1. Check for DTCs and make a note of any codes that are output.

      Click here

      Result
      Result Proceed to
      No DTCs output Problem symptom can be confirmed and reproduced A
      Problem symptom cannot be confirmed or reproduced B
      Steering lock system DTCs output C
      LIN communication DTCs output D

      Tech Tips


      • When steering lock system DTCs are output, refer to Diagnostic Trouble Code Chart.

        Click here

      • The steering lock system does not store past DTCs.


    B

    USE SIMULATION METHOD TO CHECK Click here

    C

    GO TO STEP 7 Click here

    D

    GO TO LIN COMMUNICATION SYSTEM (DIAGNOSTIC TROUBLE CODE CHART) Click here

    A

  5. PROBLEM SYMPTOMS TABLE


    1. Refer to Problem Symptoms Table.

      Click here

      Result
      Result Proceed to
      Fault not listed in problem symptoms table A
      Fault listed in problem symptoms table B

    B

    GO TO STEP 7 Click here

    A

  6. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Data List / Active Test.

      Click here

    2. Terminals of ECU.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  7. REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  8. CHECK DTC AGAIN*


    1. Clear the DTCs.

      Click here

    2. Check for DTCs and make a note of any codes that are output.

      Click here

      Tech Tips

      Perform the DTC output confirmation operation.

      Result
      Result Proceed to
      No DTCs output A
      DTCs output B

    A

    END

    B

    GO TO DIAGNOSTIC TROUBLE CODE CHART Click here