How To Proceed With Troubleshooting

HINT:

• The vehicle stability control system troubleshooting procedures are based on the premise that the CAN communication system is normally functioning. Check the CAN communication system first before troubleshooting the vehicle stability control system.
• *: Use a Techstream.

1. VEHICLE BROUGHT TO WORKSHOP 
2. CUSTOMER PROBLEM ANALYSIS 
   1. Interview the customer and confirm the trouble.
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 FREEZE FRAME DATA  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 FREEZE FRAME DATA  for Freeze Frame Data).

         HINT:

         If any of the DTCs 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 CHART
         
         

         Result	Proceed to
         DTC output	A
         DTC not output (Problem symptom does not occur)	B
         DTC 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  .

   NEXT:  Go to STEP  7

5. SYMPTOM SIMULATION 
   1. Proceed to Check for Intermittent Problems (See CHECK FOR INTERMITTENT PROBLEMS  ).
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