Vehicle Stability Control System

BRAKE CONTROL: VEHICLE STABILITY CONTROL SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

DIAGNOSTIC TROUBLE CODE CHART
NOTICE:
Turn the ignition switch off before removing parts.
HINT:
- If no abnormality is found when inspecting parts, inspect the skid control ECU and ground points for poor contact.
- If a trouble code is displayed during the DTC check, check the circuit indicated by the DTC. For details of each code, refer to the respective "DTC Code" in the DTC chart.
- When 2 or more DTCs are detected, perform circuit inspection one by one until the problem is identified.
- Inspect the fuse and relay before investigating the trouble areas as shown in the table below.

DTC chart of ABS:

C0200/31-C0256/24:

C0273/13-C1238/38:

C1239/39-C1251/51:

C1267/67-C1381/97, U0073/94-U0124/95:

(*1, *2):
Even after the trouble areas are repaired, the ABS warning light will not go off unless the following operations are performed.

- (*1):
1 Drive the vehicle at 12 mph (20 km/h) for 30 seconds or more and check that the ABS warning light goes off.
2 Clear the DTC.

- (*2):
1 Keep the vehicle in a stationary condition for 5 seconds or more and depress the brake pedal lightly 2 or 3 times.
2 Drive the vehicle at a speed of 31 mph (50 km/h). Then depress the brake pedal strongly for approximately 3 seconds.
3 Repeat the above operation 3 times or more and check that the ABS warning light goes off.
4 Clear the DTC.
HINT:
- In some cases, the Techstream cannot be used when the ABS warning light remains on.
- If any of U0073/94 and U0124/95 are displayed, inspect the CAN communication system.

(*3): with Dynamic Laser Cruise Control System

DTC chart of VSC:

DTC 43/C1201/51-C1336/39/U0100/65:

U0123/62-U0126/63:

HINT:
- In some cases, the Techstream cannot be used when the VSC OFF indicator light remains on.
- If any of U0100/65, U0123/62 and U0126/63 are displayed, inspect the CAN communication system.

Test Mode DTC of ABS:

C1271/71-C1279/79:

C1281/81:

Test Mode DTC of VSC:

C0317/71: