Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: System Diagram

SYSTEM DIAGRAM

ELECTRICAL REMOTE CONTROL MIRROR FUNCTION

MIRROR HEATER FUNCTION

Communication Table

Sender	Receiver	Signal	Communication Method
Radio and Display Receiver Assembly	Air Conditioning Amplifier Assembly	Mirror heater switch (rear window defogger switch) signal	CAN

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Sfi System: Internal Control Module Random Access Memory (RAM) Error Data Memory Failure (P060444)
MONITOR DESCRIPTION The ECM continuously monitors its internal memory status. This self-check ensures that the ECM is functioning properly. The ECM memory status is diagnosed by internal mirroring of the main CPU and sub CPU to detect Random Access Memory (RAM) errors. If outputs from these CPUs are ...

Toyota Avalon (XX50) 2019-2022 Owners Manual