DESCRIPTION The skid control ECU (brake actuator assembly) sends a stop light operation request signal to the stop light control relay. If the skid control ECU (brake actuator assembly) detects a malfunction in the stop light control relay circuit, the trailer brake control ECU (brake control with bracket relay) stores DTC C1380.
CAUTION / NOTICE / HINT NOTICE: The trailer brake control system uses the CAN communication system. First, confirm that there are no malfunctions in the CAN communication system. Refer to How to Proceed with Troubleshooting. Click here
PROCEDURE
HINT: Trailer brake control system DTC C1380 may be stored due to a malfunction in the vehicle stability control system. Therefore, it is necessary to check for and troubleshoot vehicle stability control system DTCs first. (a) Check for DTCs. Click here
(a) Clear the DTCs. Click here (b) Turn the ignition switch off. (c) Turn the ignition switch to ON. (d) Check if the same DTC is output. Click here
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Toyota Tundra Service Manual > Ultrasonic Sensor(for Front Side): Installation
INSTALLATION PROCEDURE 1. INSTALL NO. 1 ULTRASONIC SENSOR (for Steel Type Bumper) (a) Install the No. 1 ultrasonic sensor as shown in the illustration. NOTICE: Do not damage the bumper with the protrusion when installing the No. 1 ultrasonic sensor. 2. INSTALL NO. 1 ULTRASONIC SENSOR RETAINER (for S ...
