EPS System Description - System Diagram

The system diagram of the EPS system is shown below.

For locations of each component on the vehicle, refer to the Component Location Index:

Courtesy of HONDA, U.S.A., INC.

F-CAN Communication Data

EPS System Receiving Signal

Transmitting Unit	Signal Name
CAN gateway	Integrated dynamics system mode signal *1
Gauge control module	Driver's door switch signal Wiper switch status Side turn signal Customized information for driver attention monitor function
Multipurpose camera unit	Instructing current signal LKAS mode signal System failure information

*1: Type-S

*2: M/T

*3: With auto idle stop system

Transmitting Unit	Signal Name
PCM	Engine speed signal Vehicle speed signal Neutral position signal 2 Cruise control status Auto idle stop status 3 Service check signal
SRS unit	Yaw rate signal Lateral acceleration signal Longitudinal acceleration signal Driver's seat belt buckle switch status System failure information
VSA modulator-control unit	Wheel speed signal Vehicle understeering status Estimated longitudinal acceleration signal Estimated L/R μ differential signal System failure information

*1: Type-S

*2: M/T

*3: With auto idle stop system

EPS System Transmitting Signal

Transmitting Unit	Signal Name
EPS control unit	Motor load status Steering angle signal Steering speed signal Steering torque signal Integrated driving-mode system mode transition inhibit signal 1 Motor speed signal Attentiveness level indication request Auto idle stop release request 2 Auto idle stop inhibit signal *2 Indicator drive signal System failure information

*1: Type-S

*2: With auto idle stop system