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Home >> Mercury >> 1994 >> Villager LS >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Neutral Safety Switch (NSS)
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Neutral Safety Switch (NSS)

Mounted on side of transmission, this switch monitors gear position on automatic transmission vehicles. The signal affects air/fuel ratio, idle speed and EGR flow.

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