DESCRIPTION If the forward recognition camera detects a malfunction in the camera heater (forward recognition hood) circuit, it will output a malfunction signal to the millimeter wave radar sensor assembly via CAN communication and DTC C1AAE will be stored.
PROCEDURE
HINT: If DTC C1AAE is output by the pre-collision system, perform troubleshooting for the forward recognition camera system. Click here
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Toyota Tundra Service Manual > Can Communication System: System Description
SYSTEM DESCRIPTION 1. BRIEF DESCRIPTION (a) The Controller Area Network (CAN) is a serial data communication system for real time application. It is a vehicle multiplex communication system which has a high communication speed and the ability to detect malfunctions. (b) Using the CANH and CANL bus l ...
