How To Proceed With Troubleshooting

HINT:

The hand-held tester can be used in steps 3, 4, 5, 7 and 10.

1. VEHICLE BROUGHT TO WORKSHOP 
   1. NEXT: Go to next step. 
2. CUSTOMER PROBLEM ANALYSIS (SEE  CUSTOMER PROBLEM ANALYSIS CHECK   ) 
   1. NEXT: 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. NEXT: Go to next step. 
4. CHECK DTC AND FREEZE FRAME DATA (SEE  DTC CHECK/CLEAR   AND  FREEZE FRAME DATA   ) 

   HINT:

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

   1. NEXT: Go to next step. 
5. CLEAR DTC AND FREEZE FRAME DATA (SEE  DTC CHECK/CLEAR   AND  FREEZE FRAME DATA   ) 
   1. NEXT: Go to next step. 
6. CONDUCT VISUAL INSPECTION 
   1. NEXT: Go to next step. 
7. SET CHECK MODE DIAGNOSIS (SEE  CHECK MODE PROCEDURE  ) 
   1. NEXT: Go to next step. 
8. CONFIRM PROBLEM SYMPTOMS 

   HINT:

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

   CONFIRM PROBLEM SYMPTOMS
   
   

   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 SYMPTOMS 
   1. NEXT: Go to next step. 
10. CHECK DTC (SEE  DTC CHECK/CLEAR   ) 
    SIMULATE SYMPTOMS
    
    

    Result	Proceed To
    Trouble 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. NEXT: GO TO STEP   14 . 
12. CONDUCT BASIC INSPECTION (SEE  BASIC INSPECTION  ) 
    CONDUCT BASIC INSPECTION CHART
    
    

    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
    
    

    Result	Proceed To
    Malfunctioning circuit confirmed	A
    Malfunctioning parts confirmed	B

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

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