ABS (Antilock Brake System)
DIAGNOSTIC TROUBLE CODE CHARTNOTE:
- When removing parts, turn the ignition switch OFF.
- When replacing the master cylinder, yaw rate and deceleration sensors and/or the ECU, make sure to perform master cylinder, yaw rate and deceleration sensors' zero point calibration.
HINT:
- Using SST 09843-18040, connect terminals Tc and CG.
- If no abnormality is found when inspecting parts, inspect the ECU.
- If a trouble code is displayed during the DTC check, check the circuit listed for that code. For details of each code,referred to the respective "DTC No." in the DTC chart.
C0200/31 - C1337/37:
DTC chart of ABS system:
*1: As long as the following operations are not performed, the ABS warning light will not go OFF only by repairing the trouble area.
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.
HINT: There is a possibility that the hand-held tester cannot be used when the ABS warning light is always ON.
C1201/51 - C1360/61:
C1361/62 - U0100/65:
DTC chart of VSC system:
HINT: There is a possibility that the hand-held tester cannot be used when the VSC TRAC warning light is always ON.
*1: Check DTC chart C1203/53 first, then troubleshoot according to the DTC chart of translate ECU if necessary.
*2: 4WD
DTC chart of translate ECU (When DTC "C1201/51, C1202/52, C1203/53 or U0100/65" of VSC system is output):
If the brake warning light turns on, check that the parking brake pedal is released, the brake fluid level is normal, and no malfunction is identified in the fluid level warning switch system.
If there is a problem with VSC, the brake warning light comes on. The possible causes of a problem are as follows:
- 2 or more wheel speed sensor failures
- Low/high voltage
- Valve failure