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 GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. CUSTOMER PROBLEM ANALYSIS


    1. Interview the customer and confirm the problem.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK AUXILIARY BATTERY VOLTAGE

    Standard Voltage
    11 to 14 V

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

    Tech Tips

    A simple method to determine whether the auxiliary 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


      Body Electrical > Main Body > Trouble Codes
      Body Electrical > Entry&Start > Trouble Codes

      Tech Tips

      When DTCs indicating CAN and/or LIN communication system malfunctions are output, repair the CAN and/or LIN communication systems before performing diagnosis.

      for CAN communication system: Click here

      for LIN communication system: Click here

      Result
      Result Proceed to
      DTCs are not output. (Problem symptom cannot be confirmed or reproduced.) A
      DTCs are not output. (Problem symptom can be confirmed and reproduced.) B
      Steering lock system DTCs are output. C

      Tech Tips


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

        Click here

      • The steering lock system does not store history DTCs.


    B

    GO TO STEP 6 Click here

    C

    GO TO STEP 8 Click here

    A

  5. SYMPTOM SIMULATION


    1. Proceed to How to Proceed with Troubleshooting.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  6. PROBLEM SYMPTOMS TABLE


    1. Proceed to 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

    CIRCUIT INSPECTION* Click here

    A

  7. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Proceed to Data List / Active Test.

      Click here

    2. Proceed to Terminals of ECU.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

    GO TO STEP 9 Click here

  8. CIRCUIT INSPECTION*

    Result
    Proceed to
    NEXT

    NEXT

  9. REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  10. CHECK DTC AGAIN*


    1. Clear the DTCs.

      Click here


      Body Electrical > Main Body > Clear DTCs
      Body Electrical > Entry&Start > Clear DTCs

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

      Click here


      Body Electrical > Main Body > Trouble Codes
      Body Electrical > Entry&Start > Trouble Codes

      Tech Tips

      Perform the DTC output confirmation operation.

      Result
      Result Proceed to
      DTCs are not output. A
      Steering lock system DTCs are output. B

    A

    END

    B

    GO TO DIAGNOSTIC TROUBLE CODE CHART Click here