Fuel Pump Relay
WARNING: This page is about a different car, the 1995 Mazda B4000, 1995 Mazda B3000, and 1995 Mazda B2300. However, it is still accessible from the selected car via links, so may be relevant.
See FUEL PUMP RELAY under RELAYS . Also see FUEL PRESSURE (FUEL INJECTION) under FUEL SYSTEM in BASIC TESTING article.