DESCRIPTION This DTC indicates an internal malfunction of the driving support ECU assembly.
CAUTION / NOTICE / HINT NOTICE: When replacing the driving support ECU assembly, always replace it with a new one. If a driving support ECU assembly which was installed to another vehicle is used, the information stored in the driving support ECU assembly will not match the information from the vehicle. As a result, a DTC may be stored. PROCEDURE
(a) Replace the driving support ECU assembly. Click here
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Camshaft Timing Control Motor: Inspection
INSPECTION CAUTION / NOTICE / HINT NOTICE: Make sure the contact surface of the cam timing control motor with EDU assembly (the surface that contacts the No. 2 timing chain cover assembly) is free of foreign matter. If the cam timing control motor with EDU assembly has been struck or dropped, replac ...