OCCUPANT CLASSIFICATION SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

DTC Code DTC Name
HOW TO PROCEED WITH TROUBLESHOOTING

CAUTION / NOTICE / HINT

Tech Tips


  • Use the following procedure to troubleshoot the occupant classification system.

  • *: Use the GTS.

PROCEDURE


  1. VEHICLE BROUGHT TO WORKSHOP

    Result
    Proceed to
    NEXT

    NEXT

  2. CUSTOMER PROBLEM ANALYSIS


    1. Confirm problem symptoms.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  3. CHECK CAN COMMUNICATION SYSTEM*


    1. Using the GTS, check that the CAN communication system is functioning normally.

      OK
      CAN communication system is functioning normally.

      Tech Tips


      • Refer to CAN Bus Check in CAN Communication System.

        Click here

      • The occupant detection ECU is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there are no malfunctions in the CAN communication system.

      Result
      Proceed to
      OK
      NG

    NG

    GO TO CAN COMMUNICATION SYSTEM Click here

    OK

  4. PASSENGER AIRBAG ON/OFF INDICATOR CHECK


    1. Refer to Diagnosis System.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  5. DTC CHECK (Present and History DTCs)*


    1. Refer to DTC Check / Clear.

      Click here


      Body Electrical > Occupant Detection > Trouble Codes
      OK
      DTCs are not output.
      Result
      Proceed to
      OK
      NG

    OK

    GO TO PROBLEM SYMPTOMS TABLE Click here

    NG

  6. DIAGNOSTIC TROUBLE CODE CHART


    1. Refer to Diagnostic Trouble Code Chart.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  7. CIRCUIT INSPECTION*

    Result
    Proceed to
    NEXT

    NEXT

  8. REPAIR

    Result
    Proceed to
    NEXT

    NEXT

  9. CLEAR DTCS (Present and History DTCs)*


    1. Refer to DTC Check / Clear.

      Click here


      Body Electrical > Occupant Detection > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  10. DTC CHECK*


    1. Refer to DTC Check / Clear.

      Click here


      Body Electrical > Occupant Detection > Trouble Codes
      OK
      DTCs are not output.
      Result
      Proceed to
      OK
      NG

    NG

    GO TO STEP 6 Click here

    OK

  11. SYMPTOM SIMULATION


    1. Check the passenger airbag ON/OFF indicator condition.

      Result
      Proceed to
      NEXT

    NEXT

  12. CONFIRMATION TEST

    Result
    Proceed to
    NEXT

    NEXT

    END