How To Proceed With Troubleshooting

The intelligent tester can be used in steps  4,  6,  8 and  9.

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS 
   1. Confirm problem symptoms (See HOW TO PROCEED WITH TROUBLESHOOTING ).
3. WARNING LIGHT CHECK 
4. CHECK DTC (Present and Past DTCs) 

   DTC IS OUTPUT (INCLUDING NORMAL SYSTEM CODE): Go to step 5 

   DTC IS NOT OUTPUT: PROBLEM SYMPTOMS TABLE 

5. DTC CHART 
6. CIRCUIT INSPECTION 
7. REPAIR 
8. CLEAR DTC (Present and Past DTCs) 
9. CLEAR DTC (Present and Past DTCs) 

   DTC IS NOT OUTPUT: Go to step 10 

   DTC IS OUTPUT: Go to step  5

10. CONFIRMATION TEST 

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