DESCRIPTION The millimeter wave radar sensor assembly receives accelerator pedal position sensor signals from the ECM to determine if the accelerator pedal is being depressed. If the ECM detects a malfunction in the accelerator pedal position sensor or SFI system, the millimeter wave radar sensor assembly is notified via CAN communication and stores DTC C1A63.
PROCEDURE
HINT: If DTC C1A63 is output by the pre-collision system, perform troubleshooting for the SFI system.
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Toyota Tundra Service Manual > Lighting System: ACC Signal Circuit
DESCRIPTION This circuit detects the ignition switch ACC or off condition, and sends it to the main body ECU (multiplex network body ECU). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following procedure. PROCEDURE 1. READ ...
