System Diagram

Fig 1: Electronically Controlled Brake System Diagram (1 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Electronically Controlled Brake System Diagram (2 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Electronically Controlled Brake System Diagram (3 Of 4)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 4: Electronically Controlled Brake System Diagram (4 Of 4)

REFERENCE DATA

Transmitting ECU (Transmitter)	Receiving ECU	Signals	Communication Method
HV control ECU	Skid control ECU	Shift position signal HA - CTRL prohibit request signal Accelerator pedal position signal	CAN communication system
Skid control ECU	Yaw rate and acceleration sensor	Yaw rate and acceleration request signal	CAN communication system
Skid control ECU	Steering angle sensor	Steering angle sensor request signal	CAN communication system
Skid control ECU	HV control ECU	Wheel speed signal VSC data signal	CAN communication system
Skid control ECU	Gateway ECU	ABS warning light ON signal BRAKE warning light ON signal Brake control warning light ON signal SLIP indicator light ON signal Pre crash brake OFF switch signal	CAN communication system
Skid control ECU	Power steering (EPS) ECU	Target additional torque signal	CAN communication system
Power steering (EPS) ECU	Skid control ECU	EPS cooperative control enabling signal	CAN communication system
Skid control ECU	Steering control (VGRS) ECU	Target relative angle signal	CAN communication system
Steering control (VGRS) ECU	Skid control ECU	VGRS cooperative control enabling signal VGRS relative angle (speed) signal Active stabilizer control system data signal*	CAN communication system
Distance control ECU	Skid control ECU	Brake control request signal	CAN communication system
HINT: *: w/ Active stabilizer