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Home >> Mitsubishi >> 1991 >> Precis Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Idle Switch
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Idle Switch

Idle switch is mounted at tip of Idle Speed Control (ISC) servo. When throttle valve is closed, the switch is activated. When throttle valve is in any other position, switch is deactivated. This is used by ECU for controlling fuel delivery time during deceleration and also as an idle speed adjusting device.

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