DESCRIPTION The trailer brake control ECU (brake control with bracket relay) receives signals from the skid control ECU (brake actuator assembly), yaw rate and acceleration sensor (airbag sensor assembly) and combination meter assembly via CAN communication.
PROCEDURE
(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 HINT: If a CAN communication malfunction DTC and a related sensor malfunction DTC are output at the same time, the CAN communication malfunction must be repaired before troubleshooting the sensor malfunction DTC.
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Toyota Tundra Service Manual > Engine Immobiliser System (w/o Smart Key System): Registration
REGISTRATION PROCEDURE 1. NOTICES WHEN REGISTRATION PROCEDURE NOTICE: Make sure to check the items listed below before proceeding with troubleshooting. Do not perform "Immobiliser Code Reset" (all key ID erasure) until all of the malfunctions and symptoms have been confirmed and resolved. ...