How To Proceed With Troubleshooting

HINT:

The intelligent tester should be used in steps  3,  4,  5,  7 and  10.

1. VEHICLE BROUGHT TO WORKSHOP 

   GO TO NEXT STEP 

2. CUSTOMER PROBLEM ANALYSIS 

   GO TO NEXT STEP 

3. CONNECT INTELLIGENT TESTER TO THE DLC3 

   HINT:

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

   GO TO NEXT STEP 

4. CHECK DTC AND FREEZE FRAME DATA 

   HINT:

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

   GO TO NEXT STEP 

5. CLEAR DTC AND FREEZE FRAME DATA 

   GO TO NEXT STEP 

6. CONDUCT VISUAL INSPECTION 

   GO TO NEXT STEP 

7. SET CHECK MODE DIAGNOSIS 

   GO TO NEXT STEP 

8. CONFIRM PROBLEM SYMPTOMS 

   HINT:

   If the engine does not start, perform steps 10 and 12 first.

   Result 

   RESULT REFERENCE
   
   

   Result	Proceed to
   Malfunction does not occur	A
   Malfunction occur	B

   B: GO TO STEP   10 

   A: GO TO NEXT STEP 

9. SIMULATE SYMPTOMS 
10. CHECK DTC 

    HINT:

    See DTC CHECK/CLEAR  .

    Result 

    RESULT REFERENCE
    
    

    Result	Proceed to
    Malfunction code	A
    No code	B

    B: GO TO STEP   12 

    A: GO TO NEXT STEP 

11. REFER TO  DTC CHART  

    HINT:

    See DTC CHECK/CLEAR  .

    NEXT: GO TO STEP   14 

12. CONDUCT BASIC INSPECTION 

    HINT:

    See BASIC INSPECTION  .

    Result 

    RESULT REFERENCE
    
    

    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 

    RESULT REFERENCE
    
    

    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 

    HINT:

    See ECM POWER SOURCE CIRCUIT  .

    GO TO NEXT STEP 

15. CONDUCT CIRCUIT INSPECTION 

    Result 

    RESULT REFERENCE
    
    

    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 

    HINT:

    See CHECK FOR INTERMITTENT PROBLEMS  .

    NEXT: GO TO STEP   18 

17. CONDUCT PARTS INSPECTION 

    GO TO NEXT STEP 

18. IDENTIFY PROBLEM 

    GO TO NEXT STEP 

19. ADJUST AND/OR REPAIR 

    GO TO NEXT STEP 

20. CONDUCT CONFIRMATION TEST 

    END