POWER STEERING SYSTEM SYSTEM DIAGRAM

A01IPQPE01
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