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

SYSTEM DIAGRAM

Sender	Receiver	Signal	Line
Steering Sensor	Parking Assist ECU	Data continuity flag Steering angle signal	CAN
Skid Control ECU	Parking Assist ECU	Wheel speed signal Vehicle speed signal	CAN
Main Body ECU (Multiplex Network Body ECU)	Parking Assist ECU	Courtesy light switch signal Outer mirror retract information Destination signal Steering wheel signal Vehicle information	CAN
ECM	Parking Assist ECU	Shift lever position signal Drivetrain information 2WD/AWD information HV flag	CAN
Clearance Warning ECU Assembly	Parking Assist ECU	Sonar information signal	CAN
Blind Spot Monitor Sensor RH	Parking Assist ECU Television Camera Assembly	RCTA information signal	CAN
Television Camera Assembly	Blind Spot Monitor Sensor RH	Camera detection buzzer request	CAN

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Theft Deterrent System(for Gasoline Model): Power Source Circuit
DESCRIPTION Based on changes in the power source voltage, the main body ECU (multiplex network body ECU) can detect if the battery has been disconnected and reconnected. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registrat ...

Toyota Avalon (XX50) 2019-2022 Owners Manual