Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000002D0EQ
Model Year Start: 2024 Model: GR Corolla Prod Date Range: [08/2023 -           ]
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System): C05401C,...,C054096; Brake Pressure Sensor "A" Circuit Voltage Out of Range; 2024 - 2025 MY Corolla Corolla Hatchback GR Corolla [08/2023 -        ]

DTC

C05401C

Brake Pressure Sensor "A" Circuit Voltage Out of Range

DTC

C054028

Brake Pressure Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure

DTC

C054029

Brake Pressure Sensor "A" Signal Invalid

DTC

C054031

Brake Pressure Sensor "A" No Signal

DTC

C054049

Brake Pressure Sensor "A" Internal Electronic Failure

DTC

C054096

Brake Pressure Sensor "A" Component Internal Failure

DESCRIPTION

The master cylinder pressure sensor is connected to the skid control ECU in the brake actuator assembly.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Note

C05401C

Brake Pressure Sensor "A" Circuit Voltage Out of Range

The voltage of the master cylinder pressure sensor signal is less than 0.129 V or more than 3.29 V for 0.1 seconds or more.

Skid control ECU (brake actuator assembly)

Does not come on

-

C054028

Brake Pressure Sensor "A" Signal Bias Level Out of Range / Zero Adjustment Failure

When the stop light switch assembly is off, the zero point of the master cylinder pressure sensor is less than -1.2 MPa (-12.2 kgf/cm2) or more than 1.2 MPa (12.2 kgf/cm2).

Skid control ECU (brake actuator assembly)

Does not come on

-

C054029

Brake Pressure Sensor "A" Signal Invalid

A SENT message protocol malfunction continues for 0.1 seconds or more.

Skid control ECU (brake actuator assembly)

Does not come on

-

C054031

Brake Pressure Sensor "A" No Signal

A SENT message is interrupted and is stuck high or low for 0.1 seconds or more.

Skid control ECU (brake actuator assembly)

Does not come on

-

C054049

Brake Pressure Sensor "A" Internal Electronic Failure

An internal malfunction of the master cylinder pressure sensor is detected during the self test.

Skid control ECU (brake actuator assembly)

Does not come on

-

C054096

Brake Pressure Sensor "A" Component Internal Failure

A SENT message is outside of the specified range or a master cylinder pressure error is detected during self-diagnosis for 0.1 seconds or more.

Skid control ECU (brake actuator assembly)

Does not come on

-

PROCEDURE

1.

REPLACE BRAKE ACTUATOR ASSEMBLY

HINT:

Click here 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [11/2022 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: BRAKE ACTUATOR (for Gasoline Model): REMOVAL

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