Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM10000000260RG
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): C05003A,C05063A; Left Front Wheel Speed Sensor Signal Has Too Many Pulses; 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 -        ]

DTC

C05003A

Left Front Wheel Speed Sensor Signal Has Too Many Pulses

DTC

C05063A

Right Front Wheel Speed Sensor Signal Has Too Many Pulses

DESCRIPTION

Refer to DTC C050012.

Click here 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model without Electric Parking Brake System TMC Made): C050012; Left Front Wheel Speed Sensor Circuit Short to Battery

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C05003A

Left Front Wheel Speed Sensor Signal Has Too Many Pulses

When not in Dealer Mode (Signal Check) or Inspection Mode, the output of the speed sensor detected by the skid control ECU (brake actuator assembly) is too high for 5 seconds or more.

Skid control ECU (brake actuator assembly)

C05063A

Right Front Wheel Speed Sensor Signal Has Too Many Pulses

When not in Dealer Mode (Signal Check) or Inspection Mode, the output of the speed sensor detected by the skid control ECU (brake actuator assembly) is too high for 5 seconds or more.

Skid control ECU (brake actuator assembly)

PROCEDURE

1.

REPLACE BRAKE ACTUATOR ASSEMBLY

Click here 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: BRAKE ACTUATOR (for Gasoline Model): REMOVAL 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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