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How To Proceed With Troubleshooting

  1. VEHICLE BROUGHT TO WORK SHOP 
    1. Go to next step.
  2. CUSTOMER PROBLEM ANALYSIS (See  CUSTOMER PROBLEM ANALYSIS CHECK   ) 
    1. Go to next step.
  3. CHECK AND CLEAR DTCS (See  PRE-CHECK   ) 
  4. PROBLEM SYMPTOM CONFIRMATION 
    1. SYMPTOM DOES NOT OCCUR (GO TO STEP   5 ) 
    2. SYMPTOM OCCURS (GO TO STEP   6 .) 
  5. SYMPTOM SIMULATION (SEE  HOW TO PROCEED WITH TROUBLESHOOTING  ) 
    1. Go to next step.
  6. DTC CHECK (See  PRE-CHECK   ) 
    1. MALFUNCTION CODE (GO TO STEP   7 ) 
    2. NORMAL CODE (GO TO STEP   8 .) 
  7. See  DIAGNOSTIC TROUBLE CODE TABLE  
    1. GO TO STEP   9 . 
  8. See  PROBLEM SYMPTOMS TABLE   ) 
    1. Go to next step.
  9. CIRCUIT INSPECTION (See  CIRCUIT DESCRIPTION   to  CIRCUIT DESCRIPTION   ) 
    1. Go to next step.
  10. See  TERMINALS OF ECM  
    1. Go to next step.
  11. IDENTIFICATION OF PROBLEM 
    1. Go to next step.
  12. REPAIR OR REPLACE 
    1. Go to next step.
  13. CONFIRMATION TEST 
    1. Go to next step.
    2. END 

      HINT:

      Step  3,  6,  9,  13:

      Diagnostic steps permitting the use of the hand-held tester.