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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> 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 electronic engine control (EEC) power relay and is controlled by the ignition switch.