DTC C1909: 4WAS Main Control Unit: Description
- 4WAS rear actuator and the power steering solenoid valve is controlled by each sensor signal.
- The fail-safe functions stops the rear wheel angle (the front wheel is the steering wheel cutting angle) when the electric components and the mechanical components are malfunctioning.
- The protection function mode stops 4WAS system intermittently when the input signal does not input to 4WAS main control unit.
- 4WAS front control unit and 4WAS main control unit control the best control of 4WAS system by 4WAS communication line.