Car Engine Racing While Idle

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Car Engine Racing While Idle. If i turn off the car when it is racing. It seems to be getting worse.

Symptoms Of A Bad Or Failing Idle Control Valve Autoblog
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The engine has been surging while at an idle. Here the engine may stall while the car is moving and sometimes while idling. Mine used to as well until i discovered what the problem was.

The engine has been surging while at an idle.

This regulates the engine idle speed and allows idle to remain constant even if you switch on the air conditioning or turn on your headlights both of which put more load on the engine. The fault may be in the fuel system. The racing idle occurs when the car is both warm and cold. The engine has been surging while at an idle.