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Home >> Chevrolet >> 1998 >> Metro Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation - 1.0L >> Computerized Engine Controls >> Powertrain Control Module (Pcm)
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Powertrain Control Module (Pcm)

Power for PCM is supplied from FI fuse (15-amp) through main relay. PCM memory power is supplied from DOME fuse (15-amp). FI, IG-COIL and DOME fuses are located in relay/fuse box. PCM distributes power and controls ground of various sensors, switches and solenoids for engine control. See Figure.