Powertrain Control Module: Metro

Power for Powertrain Control Module (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. For component locations, see Figure-Figure .