System Diagram [12/2013 - 11/2016]

WARNING: This page is about a different car, the 2017 Toyota Highlander, 2016 Toyota Highlander, 2015 Toyota Highlander, and 2014 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Lane Departure Alert System Wiring Diagram (1 Of 2)

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Fig 2: Lane Departure Alert System Wiring Diagram (2 Of 2)

COMMUNICATION TABLE

Sender ECU	Receiver ECU	Signal	Line
Lane Departure Warning Camera	Combination Meter Assembly	Lane departure alert indicator operation signal Lane marker signal Lane departure warning camera malfunction signal Multi-information display signal	CAN
Lane Departure Warning Camera	Skid Control Buzzer Assembly1 Lane Departure Warning Buzzer2	Buzzer request signal	Direct Line
Driving Support ECU Assembly*1	Lane Departure Warning Camera	Pre-collision system buzzer operation signal Dynamic radar cruise control system warning buzzer operation signal	CAN
ECM	Lane Departure Warning Camera	Shift position R signal	CAN
Skid Control ECU (Brake Actuator Assembly)	Lane Departure Warning Camera	Wheel speed signal Wheel speed sensor malfunction signal Wheel speed sensor voltage signal Yaw rate sensor zero point signal Yaw rate sensor zero point error signal	CAN
Combination Meter Assembly	Lane Departure Warning Camera	Turn signal light switch signal Vehicle speed tolerance signal	CAN
Yaw Rate Sensor (Airbag Sensor Assembly)	Lane Departure Warning Camera	Yaw rate sensor signal Yaw rate sensor voltage signal Yaw rate sensor malfunction signal	CAN
Main Body ECU (Multiplex Network Body ECU)	Lane Departure Warning Camera	Country specification information signal Steering wheel information signal	CAN
Lane-keeping Assist Main Switch	Lane Departure Warning Camera	Switch operation signal	Direct Line
1: w/ Dynamic Radar Cruise Control System 2: w/o Dynamic Radar Cruise Control System