Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Stop Lamp Relay Actuator Stuck (C138071)

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

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

PROCEDURE

1.

CONFIRM MODEL

(a) Choose the model to be inspected.

Result

Proceed to

for Gasoline Model

A

for HEV Model

B

B

GO TO STEP 3

A

2.

CHECK ELECTRONICALLY CONTROLLED BRAKE SYSTEM

Click here

NEXT

END

3.

CHECK ELECTRONICALLY CONTROLLED BRAKE SYSTEM

Click here

NEXT

END

    READ NEXT:

     Front Recognition Camera Optical Axis Misalignment Malfunction (C1AA800)

    DESCRIPTION The forward recognition camera monitors its optical axis status. If it determines that the optical axis alignment has become misaligned, it will store DTC C1AA800. DTC No.

     Engine Control Module Unexpected Operation (P060794)

    DESCRIPTION Forward recognition camera receives vehicle specification information from ECM via CAN communication line. When the vehicle specification information sent from ECM is abnormal, the fo

     Hybrid/EV Powertrain Control Module "A" Unexpected Operation (P0A1D94)

    DESCRIPTION Forward recognition camera receives vehicle specification information from the hybrid vehicle control ECU via CAN communication line. When the vehicle specification information sent f

    SEE MORE:

     Yaw Rate Sensor Wrong Installation (X0456)

    DESCRIPTION The airbag ECU assembly has a built-in yaw rate and acceleration sensor and detects the vehicle condition. Code Tester Display Measurement Item Trouble Area X0456 Yaw Rate Sensor Wrong Installation His

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 FAN WITH MOTOR ASSEMBLY - - - - 2 NO. 2 WATER BY-PASS HOSE 16264D - - - 3 NO. 1 RADIATOR HOSE 16571C - - -

    © 2020-2025 Copyright www.tcorollacross.com PT NL