Toyota Venza: System Diagram

Toyota Venza Service Manual / Heating / Air Conditioning / Air Conditioning System / System Diagram

SYSTEM DIAGRAM

Communication Table

Sender	Receiver	Signal	Communication Line
A/C amplifier	ECM	Magnetic clutch request signal*1	CAN
		Idle up request signal
		External variable control solenoid current signal
		Cooling fan motor driving request signal
		Refrigerant gas pressure sensor signal
		Ambient temperature signal
A/C amplifier	Air conditioning control assembly	Panel indication signal	LIN
		MODE indication signal
		Blower level indication signal
		Set temperature indication signal
Combination meter	A/C amplifier	Vehicle speed signal	CAN
ECM	A/C amplifier	Engine revolution speed signal	CAN
		Engine coolant temperature signal
		A/C control cut signal
Air conditioning control assembly	A/C amplifier	AUTO switch signal	LIN
		OFF switch signal
		A/C switch signal
		Fr DEF switch signal
		Rr DEF switch signal
		MODE switch signal
		REC/FRS switch signal
		SYNC switch signal
		Blower switch signal (FAN+, FAN-)
		Set temperature switch signal (UP, DOWN)

*1: for 2GR-FE

Parts Location

PARTS LOCATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

System Description

SYSTEM DESCRIPTION 1. GENERAL (a) The air conditioning system has the following controls. Control Outline Neural Network Control This control is ca ...

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