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Home >> Ford >> 2009 >> Flex Limited, FWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls - Description & Operation (Except Diesel & Hybrid) >> Powertrain Control Hardware >> Power and Ground Signals >> Vehicle Power (VPWR)

Vehicle Power (VPWR)

VPWR is the primary source of PCM power. VPWR is switched through the EEC power relay and is controlled by the ignition switch.

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