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Power Circuits

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 1990 Mitsubishi Van, 1990 Mitsubishi Sigma, 1990 Mitsubishi Pickup, 1990 Mitsubishi Montero, and 1990 Mitsubishi Mirage. However, it is still accessible from the selected car via links, so may be relevant.

Turn ignition on. Check for battery voltage on ECU terminals No. 102 and 107 (except Precis) or terminals No. 4 and 9 (Precis). If battery voltage is not present, check operation of MPI control relay. See MPI CONTROL RELAY  under RELAYS in this article.

ENGINE CONTROL UNIT (ECU) LOCATION

Application Location
Eclipse Forward of Center Console, Near Floor
Van/Wagon Right of Passenger Seat, Behind Wall Panel
All Others Near Right Kick Panel