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Home >> Ford >> 1993 >> Festiva GL, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Park/Neutral Position (PNP) Switch (A/T)
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Park/Neutral Position (PNP) Switch (A/T)

This switch is located on the automatic transaxle. It sends a signal to the PCM whenever the transaxle is in Neutral or Park ranges. The PCM uses this signal in calculating fuel metering, idle speed control, and canister purge valve operation.

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