Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM10000000271IS
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 - 11/2022]
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System TMC Made): C050C1F; Left Rear Wheel Speed Sensor Circuit Intermittent; 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]

DTC

C050C1F

Left Rear Wheel Speed Sensor Circuit Intermittent

DESCRIPTION

Refer to DTC C050C12

Click here 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System TMC Made): C050C12; Left Rear Wheel Speed Sensor Circuit Short to Battery

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C050C1F

Left Rear Wheel Speed Sensor Circuit Intermittent
  • The speed sensor signal is excessively noisy.
  • The calculated change in wheel speed is more than 980 m/s2 for 5*1 or 20*2 seconds or more.
  • The calculated change in wheel speed fluctuates between more than 500 m/s2 and less than -500 m/s2 for 5*1 or 20*2 seconds or more.
  • When the vehicle speed is low, excessive noise in the speed sensor pulse signal is detected 3 times or more within 0.005 seconds for 5*1 or 20*2 seconds or more.
  • Rear speed sensor LH (rear axle hub and bearing assembly LH)
  • Rear speed sensor rotor LH (rear axle hub and bearing assembly LH)
  • *1: The stop light switch assembly is OFF.
  • *2: The stop light switch assembly is ON.

CAUTION / NOTICE / HINT

NOTICE:

DTC precaution

Click here 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System TMC Made): PRECAUTION

Procedure to clear warning lights (When not clearing DTCs)

Procedure
  1. Repair or replacement.
  2. Turn the ignition switch to ON.
  3. Drive the vehicle at 54 km/h (34 mph) or more for 3 seconds or more to clear the warning lights.

PROCEDURE

1.

REPLACE REAR AXLE HUB AND BEARING ASSEMBLY LH

(a) Replace the rear axle hub and bearing assembly LH.

for Double Wishbone Type Suspension: Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV [09/2022 -        ]; AXLE AND DIFFERENTIAL: REAR AXLE HUB (for Double Wishbone Type Suspension 2WD with Electric Parking Brake): REMOVAL

for Torsion Beam Type Suspension: Click here 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]; AXLE AND DIFFERENTIAL: REAR AXLE HUB (for Torsion Beam Type Suspension): REMOVAL

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