DESCRIPTION The main body ECU (multiplex network body ECU) determines the status of the automatic high beam system based on the automatic high beam system signal from the forward recognition camera.
WIRING DIAGRAM ![]() CAUTION / NOTICE / HINT NOTICE:
HINT: If the forward recognition camera stores a DTC for a malfunction of any of the following, this DTC will be stored simultaneously.
PROCEDURE
(a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: System Select / Health Check. (e) Check for DTCs.
(a) Check if a dynamic radar cruise control system, lane departure alert system or pre-collision system warning message is displayed on the multi-information display. Click here OK: No dynamic radar cruise control system, lane departure alert system and pre-collision system warning messages are displayed.
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Smart Key System(for Entry Function, Gasoline Model): Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: If a problem occurs in certain locations or at certain times of day, check for the possibility of wave interference. When the electrical key transmitter sub-assembly is brought near an electrical key and tire pressure monitoring system receiver assembly (RF band), door o ...