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Home >> Mercury >> 1995 >> Villager LS >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation 3.0L >> Computerized Engine Controls >> Input Devices >> Park/Neutral Position Signal (PNPS) Circuit

Park/Neutral Position Signal (PNPS) Circuit

The PNPS circuit is used on vehicles with A/T. PNPS circuit monitors shift lever positions, and then inputs signal to the PCM and Transaxle Control Module (TCM). This signal affects starter engagement, air/fuel ratio, idle speed and ignition timing.

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