Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Yaw Rate Sensor Circuit Voltage Out of Range (C00631C)

Toyota Corolla Cross (2022-2025) Service Manual / Brake / Brake Control / Dynamic Control Systems / Electronically Controlled Brake System (for Hev Model) / Yaw Rate Sensor Circuit Voltage Out of Range (C00631C)

DESCRIPTION

The airbag ECU assembly has a built-in yaw rate and acceleration sensor and detects the vehicle condition.

The skid control ECU (brake actuator assembly) calibrates the sensitivity of the yaw rate sensor (airbag ECU assembly) based on signals from the steering sensor and speed sensors.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

DTC Output from

Note

C00631C

Yaw Rate Sensor Circuit Voltage Out of Range

The skid control ECU (brake actuator assembly) detects an abnormal yaw rate sensor (airbag ECU assembly) sensitivity during calculation.

Yaw rate sensor (airbag ECU assembly)

Does not come on

Brake/EPB

Output ECU: Skid control ECU (brake actuator assembly)

PROCEDURE

1.

REPLACE AIRBAG ECU ASSEMBLY

Click here

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END

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