Toyota Venza: System Diagram

Toyota Venza Service Manual / Theft Deterrent / Keyless Entry / Smart Key System(for Start Function) / System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitting ECU (Transmitter)	Receiving ECU (Receiver)	Signal	Communication Method
Combination meter	Power management control ECU	Vehicle speed signal	CAN communication line/Local communication
ECM	Power management control ECU	Stop light switch signal	CAN communication line/Local communication
ECM	Power management control ECU	Engine speed signal	CAN/Local communication
ECM	Power management control ECU	Shift position P signal	CAN/Local communication
Power management control ECU	Combination meter	Message request signal for push start	CAN
Power management control ECU	Certification ECU (smart key ECU assembly)	Shift position P signal	LIN
Power management control ECU	Certification ECU (smart key ECU assembly)	ID code certification result request signal	LIN
Power management control ECU	Certification ECU (smart key ECU assembly)	Power supply ON operation condition signal	LIN
Power management control ECU	Certification ECU (smart key ECU assembly)	Engine start operation condition signal	LIN
Power management control ECU	Certification ECU (smart key ECU assembly)	ACC relay drive condition signal	LIN
Steering lock actuator assembly (steering lock ECU)	Certification ECU (smart key ECU assembly)	Lock-side sensor condition signal	LIN
Steering lock actuator assembly (steering lock ECU)	Certification ECU (smart key ECU assembly)	Unlock-side sensor condition signal	LIN
Steering lock actuator assembly (steering lock ECU)	Certification ECU (smart key ECU assembly)	Sensor malfunction signal	LIN
Steering lock actuator assembly (steering lock ECU)	Certification ECU (smart key ECU assembly)	Lock lever engagement malfunction signal	LIN
Steering lock actuator assembly (steering lock ECU)	Certification ECU (smart key ECU assembly)	Abnormal push-signal	LIN
Steering lock actuator assembly (steering lock ECU)	Certification ECU (smart key ECU assembly)	Engine start permission signal	LIN
Steering lock actuator assembly (steering lock ECU)	Certification ECU (smart key ECU assembly)	L code certification condition signal	LIN
Certification ECU (smart key ECU assembly)	Steering lock actuator assembly (steering lock ECU)	Steering unlock request signal	LIN
Certification ECU (smart key ECU assembly)	Steering lock actuator assembly (steering lock ECU)	Steering lock request signal	LIN
Steering lock actuator assembly (steering lock ECU)	Power management control ECU	Unlock position signal	LIN
Power management control ECU	Steering lock actuator assembly (steering lock ECU)	Steering lock relay power supply condition signal	LIN
Power management control ECU	Steering lock actuator assembly (steering lock ECU)	IG relay drive condition signal	LIN

Parts Location

PARTS LOCATION ILLUSTRATION ILLUSTRATION ...

SYSTEM DESCRIPTION 1. PUSH-BUTTON START DESCRIPTION (a) The push-button start uses a push-type engine switch, which the driver can operate by merely carrying the electrical key. This system consis ...

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