System Diagram

Fig 1: Smart Access System Diagram (1 Of 3)

GTY123975

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Smart Access System Diagram (2 Of 3)

GTY132633

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Smart Access System Diagram (3 Of 3)

GTY127693

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Sender	Receiver	Signal	Line
Meter ECU	Certification ECU	Speed signal	BEAN
Multiplex Network Rear ECU	Certification ECU	Luggage compartment door courtesy light switch signal Luggage compartment door lock signal	BEAN
Main Body ECU RH	Certification ECU	IG signal ACC signal Inside illumination control signal for entry Door courtesy light switch signal (for driver, passenger, rear doors) Vehicle type handle signal	BEAN
Front Multiplex Network Door ECU LH	Certification ECU	Entry lock switch signal	BEAN
Front Multiplex Network Door ECU RH	Certification ECU	Door lock position signal Entry lock switch signal	BEAN
Rear Multiplex Network Door ECU LH	Certification ECU	Door lock position signal Entry lock switch signal	BEAN
Rear Multiplex Network Door ECU RH	Certification ECU	Door lock position signal Entry lock switch signal	BEAN
Steering Lock ECU	Certification ECU	Encryption code signal Encryption code finish signal Encryption calculate fixed number memory requirement signal During entry control signal	LIN
Power Source Control ECU	Certification ECU	Immobilizer ID entry required signal P shift position condition signal Key code check signal	BEAN/LIN
Certification ECU	Meter ECU	Inside key existence information signal Key battery information signal Shift position warning signal Inside buzzer single sound signal Inside buzzer continuous sound signal Door open indicate signal (for driver, passenger, rear doors)	BEAN
Certification ECU	Front Multiplex Network Door ECU LH	Door unlock standby control signal (for driver side) Driver side illumination control signal for entry	BEAN
Certification ECU	Front Multiplex Network Door ECU RH	Door unlock standby control signal (for front passenger side) Front passenger side illumination control signal for entry	BEAN
Certification ECU	Rear Multiplex Network Door ECU LH	Door unlock standby control signal (for rear LH) Rear LH side illumination control signal for entry	BEAN
Certification ECU	Rear Multiplex Network Door ECU RH	Door unlock standby control signal (for rear RH) Rear RH side illumination control signal for entry	BEAN
Certification ECU	Power Source Control ECU	IG signal	LIN
Certification ECU	Steering Lock ECU	Replay code signal	LIN
Multiplex Network Master Switch	Certification ECU	Door lock position signal (for driver side) Key interlocking switch lock signal (for driver side) Key interlocking switch unlock signal (for driver side)	BEAN
ECM	Certification ECU	Engine rotation signal Shift position P signal	BEAN/LIN
ID Code Box	Certification ECU	DTC (B2791) signal Matching request random number signal	LIN