FixVault

How To Proceed With Troubleshooting

  1. VEHICLE BROUGHT TO WORKSHOP 

    NEXT: Go to next step 

  2. CUSTOMER PROBLEM ANALYSIS 

    NEXT: Go to next step 

  3. CHECK BODY MULTIPLEX COMMUNICATION SYSTEM 
    1. Check for DTC output.

    HINT: 

    See  DTC CHECK / CLEAR  . 

    MULTIPLEX DTC OUTPUTS (PROCEED TO "BODY MULTIPLEX COMMUNICATION SYSTEM") 

    NO MULTIPLEX DTC (GO TO STEP   4 ) 

  4. CHECK CAN COMMUNICATION SYSTEM 
    1. Check for DTC output.

    HINT: 

    See  PROBLEM SYMPTOMS TABLE  . 

    CAN DTC OUTPUTS (PROCEED TO "CAN COMMUNICATION SYSTEM" 

    NO CAN DTC (GO TO STEP   5 ) 

  5. PROBLEM SYMPTOM CONFIRMATION 

    NEXT: Go to next step 

  6. PROBLEM SYMPTOMS TABLE 

    HINT:

    See PROBLEM SYMPTOMS TABLE .

    NEXT: Go to next step 

  7. CIRCUIT INSPECTION 

    NEXT: Go to next step 

  8. REPAIR OR REPLACE 

    NEXT: Go to next step 

  9. CONFIRMATION TEST 

    NEXT: END