Idle Air Control Description

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Idle Air Control

The PCM controls a 2-coil stepper motor, which controls the bypass air intake into the throttle body, to decrease or increase engine idle speed. The motor allows air to bypass the throttle plate and enter the intake manifold. The determination of how much air is allowed to enter...

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Document Title: Idle Air Control Description

idle

control

bypass

throttle

engine

speed

plate

allowed

current

system

valve

engine idle

idle speed

throttle plate

control system

engine idle speed

allowed bypass throttle

bypass throttle plate