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Home >> Geo >> 1993 >> Storm Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Park/Neutral Switch

Park/Neutral Switch

On A/T applications, ECM monitors switch position and receives a voltage signal when transaxle/transmission is in any forward or reverse gear. The ECM uses this input signal to help control fuel injectors, Idle Air Control (IAC) valve and EGR valve.

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