How To Proceed With Troubleshooting

The hand-held tester can be used at step 3, 4, 5, 7, 10.

1. VEHICLE BROUGHT TO WORKSHOP 
   1. Go to next step
2. CUSTOMER PROBLEM ANALYSIS (See  CUSTOMER PROBLEM ANALYSIS CHECK  ) 
   1. Go to next step
3. CONNECT HAND-HELD TESTER TO DLC3 

   HINT:

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

   1. Go to next step
4. CHECK DTC AND FREEZE FRAME DATA (See  DTC CHECK/CLEAR  ) 

   HINT:

   Record or print DTC and freeze frame data, if needed.

   1. Go to next step
5. CLEAR DTC AND FREEZE FRAME DATA (See  DTC CHECK/CLEAR  ) 
   1. Go to next step
6. VISUAL INSPECTION 
   1. Go to next step
7. SETTING CHECK (TEST) MODE DIAGNOSIS (See  CHECK MODE PROCEDURE  ) 
   1. Go to next step
8. PROBLEM SYMPTOM CONFIRMATION 

   HINT:

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

   MALFUNCTION REFERENCE
   
   

   A	Malfunction does not occur
   B	Malfunction occurs

   1. B: GO TO step   10 
   2. A: GO TO NEXT STEP. 
9. SYMPTOM SIMULATION 
   1. Go to next step
10. DTC CHECK (See  DTC CHECK/CLEAR  ) 
    MALFUNCTION CODE REFERENCE
    
    

    A	Malfunction code
    B	No code

    1. B: GO TO step   12 
    2. A: GO TO NEXT STEP. 
11. DTC CHART (See  DTC CHECK/CLEAR  ) 
    1. GO TO step   14 
12. BASIC INSPECTION (See  BASIC INSPECTION  ) 
    BASIC INSPECTION REFERENCE
    
    

    A	Wrong parts not confirmed
    B	Wrong parts confirmed

    1. B: GO TO step   17 
    2. A: GO TO NEXT STEP. 
13. PROBLEM SYMPTOMS TABLE (See  PROBLEM SYMPTOMS TABLE  ) 
    PROBLEM SYMPTOMS REFERENCE
    
    

    A	Wrong circuit confirmed
    B	Wrong parts confirmed

    1. B: GO TO step   17 
    2. A: GO TO NEXT STEP. 
14. CHECK ECM POWER SOURCE CIRCUIT (See  ECM POWER SOURCE CIRCUIT  ) 
    1. Go to next step
15. CIRCUIT INSPECTION 
    MALFUNCTION REFERENCE
    
    

    A	Malfunction not confirmed
    B	Malfunction confirmed

    1. B: GO TO step   18 
    2. A: GO TO NEXT STEP. 
16. CHECK FOR INTERMITTENT PROBLEMS (See  CHECK FOR INTERMITTENT PROBLEMS  ) 
    1. GO TO STEP TO   18 
17. PARTS INSPECTION 
    1. GO TO NEXT STEP. 
18. IDENTIFICATION OF PROBLEM 
    1. GO TO NEXT STEP. 
19. ADJUSTMENT, REPAIR 
    1. GO TO NEXT STEP. 
20. CONFIRMATION TEST 
    1. END