Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: ABS Operates Before Necessary When Braking

Toyota Corolla Cross (2022-2025) Service Manual / Brake / Brake Control / Dynamic Control Systems / Electronically Controlled Brake System (for Gasoline Model) / ABS Operates Before Necessary When Braking

DESCRIPTION

Troubleshooting for when ABS operates too soon due to a noisy signal from the speed sensor, a difference in output, etc.

PROCEDURE

1.

PERFORM DEALER MODE (SIGNAL CHECK) INSPECTION (SPEED SENSOR CHECK)

(a) Using the GTS, perform a Dealer Mode (Signal Check) inspection sensor check and check that speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.

Click here

Chassis > Brake/EPB > Utility

Tester Display

Signal Check

OK:

Speed sensor Dealer Mode (Signal Check) inspection items change from incomplete to complete.

Result

Proceed to

OK (for Front)

A

OK (for Rear and for 2WD)

B

OK (for Rear and for AWD)

C

NG

D

NOTICE:

  • When cleaning the front speed sensor, make sure to clean the installation hole before installation.
  • Do not use parts cleaner when cleaning the front speed sensor rotor.

HINT:

The rear speed sensor and rear speed sensor rotor are incorporated into the rear axle hub and bearing assembly.

If the rear speed sensor and rear speed sensor rotor need to be replaced, replace the rear axle hub and bearing assembly.

A

CLEAN FRONT SPEED SENSOR AND FRONT SPEED SENSOR ROTOR
B

REPLACE REAR AXLE HUB AND BEARING ASSEMBLY

C

CLEAN REAR SPEED SENSOR AND REAR SPEED SENSOR ROTOR
D

INSPECT AND REPAIR MALFUNCTIONING SPEED SENSOR CIRCUIT

    READ NEXT:

     VSC does not Operate or VSC does not Operate Correctly

    DESCRIPTION When TRAC or VSC is operating, the skid control ECU (brake actuator assembly) blinks the slip indicator light to inform the driver that slippage occurred. When a communication malfunct

     Brake Actuator Operation Sound is Loud during Initial Check

    PROCEDURE 1. PERFORM ROAD TEST (a) After turning the ignition switch to ON, compare the operating sound of the brake actuator the first time the vehicle speed reach

     VSC OFF Switch Circuit

    DESCRIPTION The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication. Pressing the VSC OFF switch (combination switch assembly) turns o

    SEE MORE:

     Drive Motor "B" Inverter Actuator Stuck Closed (P0A7973)

    DTC SUMMARY MALFUNCTION DESCRIPTION This DTC is stored when a short is detected in the inverter with converter assembly (rear motor inverter) or the rear traction motor with transaxle assembly (rear motor (MGR)). The cause of this malfunction may be one of the following: Internal inverter malfunctio

     Right Front Wheel Speed Sensor Circuit Voltage Out of Range (C05061C)

    DESCRIPTION Refer to DTC C050612 Click here DTC No. Detection Item DTC Detection Condition Trouble Area C05061C Right Front Wheel Speed Sensor Circuit Voltage Out of Range When the vehicle is being drive

    © 2020-2025 Copyright www.tcorollacross.com PT NL