Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM10000000260R9
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model without Electric Parking Brake System TMC Made): C00631F,C05201F; Yaw Rate Sensor Circuit Intermittent; 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 -        ]

DTC

C00631F

Yaw Rate Sensor Circuit Intermittent

DTC

C05201F

Multi-axis Acceleration Sensor Module "A" Circuit Intermittent

DESCRIPTION

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

The skid control ECU (brake actuator assembly) receives signals from the yaw rate and acceleration sensor (airbag sensor assembly) via CAN communication.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C00631F

Yaw Rate Sensor Circuit Intermittent

When voltage at terminal +BS is 9.5 to 17.4 V, sensor invalid information received from yaw rate sensor (airbag sensor assembly) is ON continuously for 10 seconds or more.

Yaw rate sensor (airbag sensor assembly)

C05201F

Multi-axis Acceleration Sensor Module "A" Circuit Intermittent

When voltage at terminal +BS is 9.5 to 17.4 V, sensor invalid information received from acceleration sensor (airbag sensor assembly) is ON continuously for 10 seconds or more.

Acceleration sensor (airbag sensor assembly)

PROCEDURE

1.

CLEAR DTC

(a) Connect the GTS to the DLC3.

(b) Turn the engine switch on (IG).

(c) Operate the GTS to clear the codes. Enter the following menus: Chassis / Brake / Trouble Codes.

Chassis > Brake/EPB > Clear DTCs

(d) Press the DTC clear button.

(e) Turn the engine switch off.

NEXT

2.

RECONFIRM DTC

(a) Start and idle the engine for 60 seconds, and then stop the engine.

(b) Read the DTCs following the prompts on the GTS. Enter the following menus: Chassis / Brake / Trouble Codes.

Chassis > Brake/EPB > Trouble Codes

(c) Check if the same DTC is output.

Result

Proceed to

DTCs C00631F and C05201F are not output.

A

DTCs C00631F and/or C05201F are output.

B

A

USE SIMULATION METHOD TO CHECK

B

REPLACE AIRBAG SENSOR ASSEMBLY 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022]; SUPPLEMENTAL RESTRAINT SYSTEMS: CENTER AIRBAG SENSOR ASSEMBLY: REMOVAL 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]; SUPPLEMENTAL RESTRAINT SYSTEMS: CENTER AIRBAG SENSOR ASSEMBLY: REMOVAL