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How To Proceed With Troubleshooting

HINT: 

*: Use the Techstream.

  1. VEHICLE BROUGHT TO WORKSHOP 

    NEXT: Go to next step 

  2. CUSTOMER PROBLEM ANALYSIS 

    NEXT: Go to next step 

  3. CONNECT TECHSTREAM TO DLC3 

    HINT: 

    If the display indicates a communication fault in the Techstream, inspect the DLC3.

    NEXT: Go to next step 

  4. CHECK DTC AND FREEZE FRAME DATA* 

    HINT: 

    Record or print DTCs and freeze frame data, if necessary.

    NEXT: Go to next step 

  5. CLEAR DTC AND FREEZE FRAME DATA* 

    NEXT: Go to next step 

  6. CONDUCT VISUAL INSPECTION 

    NEXT: Go to next step 

  7. SET CHECK MODE DIAGNOSIS* 

    NEXT: Go to next step 

  8. CONFIRM PROBLEM SYMPTOMS 

    HINT: 

    If the engine does not start, first perform the "CHECK DTC" procedures and "CONDUCT BASIC INSPECTION" procedures below.

    Result Proceed to
    Malfunction does not occur A
    Malfunction occurs B

    B → GO TO STEP 10 

    A: Go to next step 

  9. SIMULATE SYMPTOMS 

    NEXT: Go to next step 

  10. CHECK DTC* 
    Result Proceed to
    Malfunction code A
    No code B

    B → GO TO STEP 12 

    A: Go to next step 

  11. REFER TO DTC CHART 

    NEXT: Go to next step 

  12. CONDUCT BASIC INSPECTION 
    Result Proceed to
    Malfunctioning parts not confirmed A
    Malfunctioning parts confirmed B

    B → GO TO STEP 17 

    A: Go to next step 

  13. REFER TO PROBLEM SYMPTOMS TABLE 
    Result Proceed to
    Malfunctioning circuit confirmed A
    Malfunctioning parts confirmed B

    B → GO TO STEP 17 

    A: Go to next step 

  14. CHECK ECM POWER SOURCE CIRCUIT 

    NEXT: Go to next step 

  15. CONDUCT CIRCUIT INSPECTION 
    Result Proceed to
    Malfunction not confirmed A
    Malfunction confirmed B

    B → GO TO STEP 18 

    A: Go to next step 

  16. CHECK FOR INTERMITTENT PROBLEMS 

    NEXT: Go to next step 

  17. CONDUCT PARTS INSPECTION 

    NEXT: Go to next step 

  18. IDENTIFY PROBLEM 

    NEXT: Go to next step 

  19. ADJUST AND/OR REPAIR 

    NEXT: Go to next step 

  20. CONDUCT CONFIRMATION TEST 

    NEXT → END