How To Proceed With Troubleshooting

HINT:

• The vehicle stability control system troubleshooting procedures are based on the premise that the multiplex communication system is operating normally. Check the multiplex communication system first before troubleshooting the vehicle stability control system.
• Use Techstream at steps  3,  7 and  10.

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS 
   1. Interview 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 FREEZE FRAME DATA  ).
   3. Reconfirm the DTC.
      1. Reconfirm the DTC based on the recorded DTC and Freeze Frame Data (See FREEZE FRAME DATA  ).

         HINT:

         If any of the DTC U0100/65, U0123/62, U0124/95, and U0126/63 is output together with a CAN communication DTC, first check the appropriate sensor for a momentary open circuit (See CHECK FOR INTERMITTENT PROBLEMS  ).

         Result 

         RESULT REFERENCE CHART
         
         

         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 

   NEXT:  GO TO STEP  7

5. SYMPTOM SIMULATION 
6. PROBLEM SYMPTOMS TABLE 
7. CIRCUIT INSPECTION 
8. IDENTIFICATION OF PROBLEM 
9. REPAIR OR REPLACEMENT 
10. CONFIRMATION TEST 

    NEXT: END