VEHICLE STABILITY CONTROL SYSTEM(for Hydraulic Brake Booster) HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips

*: Use the GTS.

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.

    Result
    Proceed to
    NEXT

    NEXT

  3. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


    1. Using the GTS, inspect the CAN communication function to make sure there are no malfunctions in the CAN communication system.

      w/ Central Gateway ECU: Click here

      w/o Central Gateway ECU: Click here

      Result
      Result Proceed to
      DTC is not output A
      DTC is output B

      Tech Tips

      The skid control ECU sends the signals of each warning light via CAN communication.


    B

    GO TO CAN COMMUNICATION SYSTEM

    A

  4. CHECK DTC AND FREEZE FRAME DATA*

    Result
    Proceed to
    NEXT

    NEXT

  5. CLEAR DTC AND FREEZE FRAME DATA*

    Result
    Proceed to
    NEXT

    NEXT

  6. PROBLEM SYMPTOM CONFIRMATION

    Result
    Proceed to
    NEXT

    NEXT

  7. DTC CHECK AND CLEAR*

    Result
    Proceed to
    NEXT

    NEXT

  8. PROBLEM SYMPTOM CONFIRMATION

    Result
    Result Proceed to
    Symptom does not occur A
    Symptom occurs B

    B

    GO TO STEP 11 Click here

    A

  9. SYMPTOM SIMULATION

    Result
    Proceed to
    NEXT

    NEXT

  10. CHECK FOR DTC (OTHER THAN CAN COMMUNICATION SYSTEM DTC)*

    Result
    Result Proceed to
    DTC is not output A
    DTC is output B

    B

    DTC CHART Click here

    A

  11. PROBLEM SYMPTOMS TABLE

    Result
    Proceed to
    NEXT

    NEXT

    GO TO STEP 14 Click here

  12. DTC CHART

    Result
    Proceed to
    NEXT

    NEXT

  13. CIRCUIT INSPECTION*

    Result
    Proceed to
    NEXT

    NEXT

  14. IDENTIFICATION OF PROBLEM

    Result
    Proceed to
    NEXT

    NEXT

  15. REPAIR OR REPLACE

    Result
    Proceed to
    NEXT

    NEXT

  16. CONFIRMATION TEST*

    Result
    Proceed to
    NEXT

    NEXT

    END