SMART ENTRY AND START SYSTEM (for Entry Function) SYSTEM DIAGRAM

Communication Table

Transmitting ECU (Transmitter)	Receiving ECU	Signal	Communication Method
Main body ECU	Certification ECU (Smart key ECU assembly)	Courtesy light switch signal	CAN
		Door lock output signal
		Back door output request signal
		Wireless door lock buzzer request signal*
		Door lock position switch signal
		Driver door key operated switch signal
Certification ECU (Smart key ECU assembly)	Main body ECU	Illumination light request signal	CAN
		Light answer back signal
		Door lock/unlock request signal
Certification ECU (Smart key ECU assembly)	Combination meter assembly	Meter buzzer single tone request signal	CAN (Main body ECU is gateway)
		Meter buzzer intermittent tone request signal
		Meter buzzer continuous tone request signal
		Key loss warning signal
		Low key battery warning signal
		Steering lock malfunction warning signal
		Steering lock not-released warning signal
		Shift position warning signal
		Emergency operation support display request signal
		Engine start method display request signal
Combination meter assembly	Certification ECU (Smart key ECU assembly) Main body ECU	Vehicle speed signal	CAN (Main body ECU is gateway)
Steering lock ECU (Steering lock actuator assembly)	Certification ECU (Smart key ECU assembly)	Encryption code signal	LIN
		Encryption code finish signal
		Encryption calculate fixed number memory requirement signal
		During entry control signal
ID code box (immobiliser code ECU)	Certification ECU (Smart key ECU assembly)	Matching request random number signal	LIN
Certification ECU (Smart key ECU assembly)	Main body ECU	Immobiliser ID entry required signal	LIN
		Key code check signal
Certification ECU (Smart key ECU assembly)	ID code box (immobiliser code ECU)	Replay code signal	LIN

• *: w/ Wireless Buzzer Function