System Diagram [08/2014 - ]

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Fig 1: Identifying Lane Keeping Assist System Wiring Diagram (1 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Identifying Lane Keeping Assist System Wiring Diagram (2 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Identifying Lane Keeping Assist System Wiring Diagram (3 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 4: Identifying Lane Keeping Assist System Wiring Diagram (4 Of 4)

COMMUNICATION TABLE

Sender ECU	Receiver ECU	Signal	Line
Driving support ECU	Combination meter	LKA indicator light signal Lane-keeping assist system malfunction signal Warning buzzer signal Cruise control signal Multi-information display signal	CAN
Power management control ECU	Driving support ECU	Accelerator pedal position signal Shift position signal (D and R) Cruise control operation signal Cruise control cancel demand signal Hybrid control system malfunction signal SFI system malfunction signal	CAN
Driving support ECU	Power management control ECU	Target driving force signal	CAN
Millimeter wave radar sensor	Driving support ECU	Distance to vehicle in front signal	CAN
Brake booster with master cylinder (skid control ECU)	Driving support ECU	Vehicle speed signal Yaw rate sensor malfunction signal Stop light control relay malfunction signal Skid control buzzer malfunction signal Vehicle stability control signal	CAN
Main body ECU	Driving support ECU	Vehicle specification information (destination, steering wheel position)	CAN
Power steering control ECU	Driving support ECU	Steering assist signal	CAN
Lane-recognition camera sensor assembly	Driving support ECU	White line signal	CAN
Driving support ECU	Power steering control ECU	Torque assist demand signal	CAN
Driving support ECU	Brake booster with master cylinder (skid control ECU)	Skid control buzzer sound signal	CAN