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Home >> Geo >> 1991 >> Metro XFi >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Idle Control System >> Idle Speed Control Solenoid
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Idle Speed Control Solenoid

  1. The Idle Speed Control (ISC) solenoid is located below left side of air cleaner. The ISC is energized whenever idle speed drops to less than desired RPM due to engine load (i.e. electrical, P/S, A/T in Drive, etc.). The ISC solenoid is also energized each time engine is started, or during periods of deceleration to compensate for rich mixtures caused by a fully closed throttle. No other information is available from manufacturer.