VEHICLE STABILITY CONTROL SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

VEHICLE BROUGHT TO WORKSHOP

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CUSTOMER PROBLEM ANALYSIS

1. Interview the customer and confirm the problem Click here.

   Tech Tips

   Interview the customer to confirm the following:

   
   

   • History of brake fluid replacement.

   • Whether the engine was stopped intentionally when driving.

   • Whether the brake and accelerator pedals were depressed simultaneously.

   
   

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CHECK DTC AND FREEZE FRAME DATA*

1. Check and record DTCs and Freeze Frame Data.

2. Clear the DTCs and Freeze Frame Data Click here for DTC Check/Clear, or Click here for Freeze Frame Data).

3. Reconfirm the DTCs.

   
   

   1. Reconfirm the DTCs based on the recorded DTCs and Freeze Frame Data Click here for DTC Check/Clear, or Click here for Freeze Frame Data).

      Tech Tips

      
      

      • When DTCs indicating CAN communication system malfunctions are output, repair the CAN communication system before repairing each corresponding sensor Click here.

      • If any of DTCs U0100, U0123, U0124, and U0126 is output together with a CAN communication DTC, first check the appropriate sensor for a momentary open circuit Click here.

      Result
      Result 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

DIAGNOSTIC TROUBLE CODE CHART

1. Proceed to Diagnostic Trouble Code Chart Click here.

   
   

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   GO TO STEP 7

SYMPTOM SIMULATION

1. Proceed to Diagnosis System Click here.

   
   

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PROBLEM SYMPTOMS TABLE

1. Proceed to Problem Symptoms Table Click here.

   
   

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CIRCUIT INSPECTION*

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IDENTIFICATION OF PROBLEM

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REPAIR OR REPLACEMENT

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CONFIRMATION TEST*

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