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How To Proceed With Troubleshooting

HINT:

Step  3,  6,  9:

Diagnostic steps permit the use of the intelligent tester.

  1. VEHICLE BROUGHT TO WORK SHOP 
  2. CUSTOMER PROBLEM ANALYSIS 
  3. CHECK AND CLEAR DTC 

    DTC DOES NOT OUTPUT (PROCEED TO "BODY MULTIPLEX COMMUNICATION SYSTEM") 

    DTC OUTPUTS (GO TO STEP 4) 

  4. PROBLEM SYMPTOM CONFIRMATION 

    SYMPTOM DOES NOT OCCUR (GO TO STEP 5) 

    SYMPTOM OCCURS (GO TO STEP   6 ) 

  5. SYMPTOM SIMULATION 
  6. DTC CHECK 

    MALFUNCTION CODE (GO TO STEP   7 ) 

    NORMAL CODE (GO TO STEP   8 ) 

  7. DTC CHART 

    GO TO STEP   9 

  8. PROBLEM SYMPTOMS TABLE 
  9. CIRCUIT INSPECTION 
  10. IDENTIFICATION OF PROBLEM 
  11. REPAIR OR REPLACE 
  12. CONFIRMATION TEST 

    END