Patent ID: 8909433

Claim:
A system of controlling a steering apparatus of a vehicle that comprises a steering column, and a variable steering section controlling an angle and a length of the steering column by the torque of the motor, the system comprising; a first converting section selectively delivering the torque of the motor to one of the power delivery section and the variable steering section by using a motor clutch; a connecting section selectively connected to the first converting section and delivering the torque of the motor to the variable steering section; and a control portion controlling operations of the motor, and the motor clutch, wherein the motor clutch is a clutch using a first electromagnet, wherein the control portion controls supply of current to the first electromagnet of the motor clutch; and wherein the control portion supplies the current, a direction of which is different from a direction of a previously supplied current, to the first electromagnet of the motor clutch when the motor clutch is operated by the first electromagnet.