Nozzle vane driving control apparatus of variable nozzle turbocharger

In a nozzle vane driving control apparatus of a variable nozzle turbocharger including an actuator for carrying out a driving operation for opening and closing a nozzle vane of a variable nozzle and an ECU for controlling the opening degree of the nozzle vane which is obtained by the actuator, an actuator cover for covering a pinion and reduction gears by interposing a base provided integrally with a motor case portion therebetween, a unit body accommodating each of control boards, a position sensor for detecting the rotating position of an output shaft and a connector having a terminal connecting a motor and each of the control boards, and a unit cover for covering the unit body are removably fastened and fixed with a bolt and are thus integrated with each other.