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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. PROBLEM SYMPTOM CONFIRMATION 

    Result

    Result Proceed to
    Symptom does not occur A
    Symptom occurs B

    B → Go to step 5 

    A: Go to next step 

  4. SYMPTOM SIMULATION 

    NEXT: Go to next step 

  5. CHECK FOR DTC 
    1. Refer to DTC Check / Clear in Navigation System. Refer to DTC CHECK / CLEAR .

      Result

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

      B → Go to step   9 

      A: Go to next step 

  6. CHECK IF SAME SYMPTOM OCCURS IN NAVIGATION SYSTEM 
    1. Refer to Navigation System. Refer to PROBLEM SYMPTOMS TABLE .

      Result

      Result Proceed to
      Symptom for navigation system does not occur A
      Symptom for navigation system occurs B

      B → GO TO NAVIGATION SYSTEM (FOLLOW NAVIGATION SYMPTOM CHART TO PERFORM TROUBLESHOOTING) 

      A: Go to next step 

  7. PROBLEM SYMPTOMS TABLE 
    1. Refer to Problem Symptoms Table. Refer to 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 9 

      A: Go to next step 

  8. OVERALL ANALYSIS AND TROUBLESHOOTING 
    1. Refer to Terminals of ECU. Refer to TERMINALS OF ECU .

      NEXT: Go to next step 

  9. ADJUST, REPAIR OR REPLACE 

    NEXT: Go to next step 

  10. CONFIRMATION TEST 

    NEXT → END 

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