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 trouble.

   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 the DTCs and Freeze Frame Data.

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

3. Reconfirm the DTC.

   
   

   1. Check if the DTC is output again using the recorded DTC and Freeze Frame Data.

      Tech Tips

      If DTC U0073, U0100, U0123, U0124 or U0126 is output, first check the appropriate sensor for a momentary open circuit Click here.

      Result
      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

DIAGNOSTIC TROUBLE CODE CHART

1. Proceed to the Diagnostic Trouble Code Chart Click here.

   
   

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   GO TO STEP 7

SYMPTOM SIMULATION

1. Proceed to Symptom Simulation (How to Proceed with Troubleshooting) Click here.

   
   

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PROBLEM SYMPTOMS TABLE

1. Proceed to the 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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