VSA System Description - System Diagram
The system diagram of the VSA system is shown below.

For locations of each component on vehicle, refer to Component Location Index:
F-CAN Communication Data
VSA System Receiving Signal
Transmitting Unit
Signal Name
PCM
VSA control enable/disable signal
Accelerator pedal position signal
Engine torque signal
Engine speed signal
Brake pedal position switch signal
Shift position signal*1
Clutch pedal position switch signal*2
Service check signal
System failure Information
Gauge control module
VSA OFF switch signal
Brake fluid level switch signal
Parking brake switch signal
Back-up light switch signal*2
Steering angle sensor
Steering angle signal
Multipurpose camera unit*3
Target brake pressure signal
Brake light relay drive request signal
System failure Information
*1: CVT
*2: M/T
*3: With ACC

VSA System Transmitting Signal
Transmitting Unit
Signal Name
VSA modulator-control unit
Engine torque control request signal
Shift control request signal*1
Wheel speed signals
Yaw rate signal
Lateral acceleration signal
Longitudinal acceleration signal
Master cylinder pressure signal
Left-front brake pressure signal*2
Right-front brake pressure signal*2
Indicator drive request signal
Buzzer request signal
Vehicle understeering status
Estimated longitudinal acceleration signal
Estimated L/R ? differential signal
System operating state signal
System failure Information
*1: CVT
*2: With ACC