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Home >> Ford >> 2003 >> Windstar Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Theory & Operation - CNG, Flex-Fuel & Gasoline >> Computerized Engine Controls >> Power & Ground Signals >> Power Ground
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Power Ground

Power Ground (PWR GND) is an electric current path return for VPWR voltage circuit. The purpose of PWR GND is to maintain sufficient voltage at PCM.