How To Proceed With Troubleshooting

HINT:

*: Use Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS 
   1. Interview the customer and confirm the trouble (See HOW TO PROCEED WITH TROUBLESHOOTING ).
3. CHECK DTC AND FREEZE FRAME DATA* 
   1. Check and record a DTC and Freeze Frame Data.
   2. Clear the DTC and Freeze Frame Data (See DTC CHECK / CLEAR  for DTC Check/Clear, or BC-57 for Freeze Frame Data).
   3. Reconfirm the DTC.
      1. Reconfirm the DTC based on the recorded DTC and Freeze Frame Data (See DTC CHECK / CLEAR  for DTC Check/Clear, or BC-57 for Freeze Frame Data).

      HINT:

      If any of the DTCs U0123/62, U0124/95, U0126/63, and U0293/59 is output together with a CAN communication DTC, first check the appropriate sensor for a momentary open circuit (See CHECK FOR INTERMITTENT PROBLEMS ).

   Result 

   DTC RESULT REFERENCE
   
   

   Condition	Proceed to
   DTC is output	A
   DTC is not output (Problem symptom does not occur)	B
   DTC is not output (Problem symptom occurs)	C

   B:  GO TO STEP  5

   C:  GO TO STEP  6

   A: GO to next step 

4. DIAGNOSTIC TROUBLE CODE CHART 
   1. Proceed to Diagnostic Trouble Code Chart (See DIAGNOSTIC TROUBLE CODE CHART ).

   NEXT:  GO TO STEP  7

5. SYMPTOM SIMULATION 
   1. Proceed to Diagnosis System (See DIAGNOSIS SYSTEM ).
6. PROBLEM SYMPTOMS TABLE 
   1. Proceed to PROBLEM SYMPTOMS TABLE  .
7. CIRCUIT INSPECTION* 
8. IDENTIFICATION OF PROBLEM 
9. REPAIR OR REPLACEMENT 
10. CONFIRMATION TEST* 

    NEXT: END