标致雪铁龙风门执行器步进电机 EAD512 6447RZ 节气门控制

Peugeot Citroën throttle body stepper motor actuator EAD512 6447RZ controls intake air by precisely adjusting throttle plate angle to stabilize idle and improve acceleration response. Fits multiple Citroën models; install aligns gears and completes throttle learning; about 1 hour. If idle is unstable, acceleration hesitates, engine fault light on, or throttle sluggish, cause is usually internal gear wear or coil failure; replace promptly.