POWER STEERING SYSTEM SYSTEM DIAGRAM

Table 1. Communication Table
Transmitting ECU (Transmitter)	Receiving ECU	Signal	Communication Method
ECM	Power steering ECU	Engine variation information signal Engine speed signal TC terminal condition	CAN
Skid control ECU	Power steering ECU	Vehicle speed (SP1) status signal Vehicle speed (SP1) signal Test mode signal Vehicle state quantity signal Target additional torque signal Target steering angle, target additional torque validity signal	CAN
Combination meter	Power steering ECU	Transmitting system diagnosis No. signal	CAN
Engine stop and start ECU*	Power steering ECU	Stop and start control mode signal	CAN
Power steering ECU	ECM	EPS idle up request signal	CAN
Power steering ECU	Air conditioning amplifier	Loading control level signal	CAN
Power steering ECU	Combination meter	EPS warning light on request signal EPS diagnosis code signal Transmitting system diagnosis No. signal	CAN