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

SYSTEM DIAGRAM

Communication Table

Sender	Receiver	Signal	Line
ECM	Main Body ECU (Multiplex Network Body ECU)	Shift position P signal	CAN
Outer Mirror Control ECU Assembly LH	Main Body ECU (Multiplex Network Body ECU)	M1 switch signal M2 switch signal SET switch signal	CAN
Main Body ECU (Multiplex Network Body ECU)	Position Control ECU Assembly	Shift position P signal Transmission information Driving position buzzer request Driver seat position request Driver seat position data	CAN
Certification ECU (Smart Key ECU Assembly)	Main Body ECU (Multiplex Network Body ECU)	Engine switch signal Memory call replay request Key identification No. 1 to No. 7 acquisition condition	CAN
Position Control ECU Assembly	Main Body ECU (Multiplex Network Body ECU)	State signal of driver seat State signal of driving position buzzer	CAN
Multiplex Network Master Switch Assembly	Main Body ECU (Multiplex Network Body ECU)	Door control switch signal	LIN

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Lighting System(for Gasoline Model With Cornering Light): Left Low Beam Fan Malfunction (B243D,B243E)
DESCRIPTION The headlight ECU sub-assembly operates the low beam fan to cool the headlight LED unit in order to prevent the headlight LED unit from overheating. Illuminates the low beam headlights and continuously operates the low beam fan. The headlight ECU sub-assembly monitors the pulse signals f ...

Toyota Avalon (XX50) 2019-2022 Owners Manual