DESCRIPTION The trailer brake control ECU (brake control with bracket relay) receives acceleration sensor signals from the acceleration sensor (airbag sensor assembly) via CAN communication. If the trailer brake control ECU (brake control with bracket relay) receives an acceleration sensor malfunction signal from the yaw rate and deceleration sensor (airbag sensor assembly), DTC C1245 is stored.
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 C1245 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 > Side Airbag Sensor(for Crewmax): Installation
INSTALLATION PROCEDURE 1. INSTALL FRONT SIDE AIRBAG SENSOR (a) Check that the ignition switch is OFF. (b) Check that the cable is disconnected from the battery negative (-) terminal. CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent air ...
