How To Proceed With Troubleshooting

The intelligent tester can be used at steps  3,  7,  10, and  13.

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS 
   1. Interview the customer to confirm the trouble.
3. DTC CHECK/CLEAR AND FREEZE FRAME DATA 
4. PROBLEM SYMPTOM CONFIRMATION 
5. PROBLEM SYMPTOM SIMULATION 

   SYMPTOM DOES NOT OCCUR: GO TO STEP 6 

   SYMPTOM OCCURS: GO TO STEP   7 

6. SYMPTOM SIMULATION 
7. DTC CHECK 
   1. Check for output DTCs (See DTC CHECK / CLEAR  ).

      NORMAL SYSTEM CODE: GO TO STEP 8 

      TROUBLE CODE: GO TO STEP   9 

8. PROBLEM SYMPTOMS TABLE 

   GO TO STEP   10 

9. DTC CHART 
10. CIRCUIT INSPECTION 
11. IDENTIFICATION OF PROBLEM 
12. REPAIR OR REPLACE 
13. CONFIRMATION TEST 

    NEXT : END