Vehicle Stability Control System

BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: VEHICLE STABILITY CONTROL SYSTEM (for 2AZ-FE): DIAGNOSTIC TROUBLE CODE CHART

NOTICE:
Turn the ignition switch off before removing parts.

HINT
* If no malfunction 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 for 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 fuses and relays before investigating the trouble areas as shown in the table below.

ABS DTC

C0200/31 - C0246/23:

C0256/24 - C1238/38:

C1239/39 - C1249/49:

C1251/51 - C1442/44 / 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:

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

* Clear the DTCs.

* *2:

* Keep the vehicle stationary for 5 seconds or more and depress the brake pedal lightly 2 or 3 times.

* Drive the vehicle at a vehicle speed of 50 km/h (31 mph) and keep depressing the brake pedal strongly for approximately 3 seconds.

* Repeat the above operation 3 times or more and check that the ABS warning light goes off.

* Clear the DTCs.

HINT
In some cases, the Techstream cannot be used when the ABS warning light remains on.

VSC DTC

43 / C1201/51 - C1336/39:

C1439/66 - C1445/66 / U0100/65 - U0126/63:

HINT
In some cases, the Techstream cannot be used when the VSC OFF indicator light remains on.

ABS Test Mode DTC

C1271/71 - C1279/79:

C1281/81:

C0371/71: