Vehicle Stability Control System How To Proceed With Troubleshooting

Interview the customer and confirm the trouble.

HINT:

Interview the customer to confirm the following:

1. History of brake fluid replacement.
   
2. Whether the engine was stopped intentionally when driving.
   
3. Whether the brake and accelerator pedals were depressed simultaneously.
   

Check and record the DTCs and Freeze Frame Data.

Clear the DTCs and Freeze Frame Data (HILUX_TGN26 RM000000XHV0CGX.html for DTC Check/Clear, and HILUX_TGN26 RM000000XHY0CGX.html for Freeze Frame Data).

Reconfirm the DTC.

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

   HINT:

   If DTC U0073, U0100, U0123, U0124 or U0126 is output, first check the appropriate sensor for a momentary open circuit (HILUX_TGN26 RM000000XHS0AGX.html).

   
   

   Result:

   
   

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

Proceed to the Diagnostic Trouble Code Chart (HILUX_TGN26 RM000000XHU09TX.html).

Proceed to Symptom Simulation (How to Proceed with Troubleshooting) (HILUX_TGN26 RM000004QR7005X.html).

Proceed to the Problem Symptoms Table (HILUX_TGN26 RM000000XHN0D8X.html).