How To Proceed With Troubleshooting

The hand-held tester can be used in steps  3,  4,  5,  7 and  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 tester, inspect the DLC3.

   1. GO TO NEXT STEP 
4. CHECK DTC AND FREEZE FRAME DATA (See  DTC CHECK/CLEAR  ) 

   HINT:

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

   1. GO TO NEXT STEP 
5. CLEAR DTC AND FREEZE FRAME DATA (See  DTC CHECK/CLEAR  ) 
   1. GO TO NEXT STEP 
6. CONDUCT VISUAL INSPECTION 
   1. GO TO NEXT STEP 
7. SET CHECK MODE DIAGNOSIS (See  CHECK MODE PROCEDURE  ) 
   1. GO TO NEXT STEP 
8. CONFIRM PROBLEM SYMPTOMS 

   HINT:

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

   PROBLEM SYMPTOMS MALFUNCTION RESULT REFERENCE
   
   

   Result	Proceed To
   Malfunction does not occur	A
   Malfunction occurs	B

   1. B: GO TO STEP   10 . 
   2. A: GO TO NEXT STEP 
9. SIMULATE SYMPTOM 
   1. GO TO NEXT STEP 
10. 10 CHECK DTC (See  DTC CHECK/CLEAR  ) 
    DTC CHECK/CLEAR MALFUNCTION RESULT REFERENCE
    
    

    Result	Proceed To
    Malfunction code	A
    No code	B

    1. B: GO TO STEP   12 . 
    2. A: GO TO NEXT STEP 
11. REFER TO DTC CHART (See  DIAGNOSTIC TROUBLE CODE CHART  ) 
    1. GO TO STEP   14 . 
12. CONDUCT BASIC INSPECTION (See  BASIC INSPECTION  ) 
    BASIC INSPECTION MALFUNCTION RESULT REFERENCE
    
    

    Result	Proceed To
    Malfunctioning parts not confirmed	A
    Malfunctioning parts confirmed	B

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

    Result	Proceed To
    Malfunctioning circuit confirmed	A
    Malfunctioning parts confirmed	B

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

    Result	Proceed To
    Malfunction not confirmed	A
    Malfunction confirmed	B

    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   18 . 
17. CONDUCT PARTS INSPECTION 
    1. GO TO NEXT STEP 
18. 18 IDENTIFY PROBLEM 
    1. GO TO NEXT STEP 
19. ADJUST AND/OR REPAIR 
    1. GO TO NEXT STEP 
20. CONDUCT CONFIRMATION TEST 
    1. END