Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM1000000027Y4I
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [11/2022 -           ]
Title: ADVANCED DRIVER ASSISTANCE SYSTEM: FRONT CAMERA SYSTEM: C138071; Stop Lamp Relay Actuator Stuck; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [11/2022 -        ]

DTC

C138071

Stop Lamp Relay Actuator Stuck

DESCRIPTION

Stop light switch and skid control ECU (brake actuator assembly) outputs a stop light signal. When the skid control ECU (brake actuator assembly) detects a circuit malfunction related to the stop light, it communicates to the forward recognition camera via CAN and outputs DTC C138071.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

DTC Output from

Priority

C138071

Stop Lamp Relay Actuator Stuck

When a stop lamp circuit malfunction signal is received from the skid control ECU (brake actuator assembly)

Electronically controlled brake system

Front Recognition Camera

B

PROCEDURE

1.

CHECK ELECTRONICALLY CONTROLLED BRAKE SYSTEM

HINT:

for HV Model: Click here 2023 - 2025 MY Corolla Corolla HV [09/2022 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model): HOW TO PROCEED WITH TROUBLESHOOTING

for Gasoline Model with Electric Parking Brake System: Click here 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [11/2022 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System): HOW TO PROCEED WITH TROUBLESHOOTING

for Gasoline Model without Electric Parking Brake System TMC Made: Click here 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [11/2022 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model without Electric Parking Brake System TMC Made): HOW TO PROCEED WITH TROUBLESHOOTING

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