ACTIVE HEIGHT CONTROL SUSPENSION HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • Use these procedures to troubleshoot the active height control suspension.

  • *: 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.

    Result
    Proceed to
    NEXT

    NEXT

  3. CHECK FOR DTC*


    1. Check for DTCs.

      Click here

    2. Clear the DTCs.

    3. Recheck for DTCs.

      Result
      Result Proceed to
      DTC is not output A
      CAN DTC is output (for LHD) B
      CAN DTC is output (for RHD) C
      DTC is output D

    B

    GO TO CAN communication system (How to Proceed with Troubleshooting) Click here

    C

    GO TO CAN communication system (How to Proceed with Troubleshooting) Click here

    D

    GO TO STEP 6 Click here

    A

  4. PROBLEM SYMPTOMS TABLE*

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

    B

    GO TO STEP 6 Click here

    A

  5. OVERALL ANALYSIS AND TROUBLESHOOTING


    1. Terminals of ECU.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  6. ADJUST, REPAIR OR REPLACE*

    Result
    Proceed to
    NEXT

    NEXT

  7. CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    NEXT

    END