DESCRIPTION The forward recognition camera receives vehicle speed signals from the skid control ECU (brake actuator assembly). If the skid control ECU (brake actuator assembly) receives a vehicle speed sensor malfunction signal, it informs the forward recognition camera via CAN communication, and DTC C1AA3 is stored.
CAUTION / NOTICE / HINT NOTICE: The lane departure alert system (w/ steering control) 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: If DTC C1AA3 is output by the lane departure alert system (w/ steering control), perform troubleshooting for the electronically controlled brake system. Click here
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Window Defogger System(for Gasoline Model): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Inspect the fuses and relays related to this system before inspecting the suspected areas below. Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of proba ...
