Removal & Installation (Millenia 2.5L, MPV & 626 2.5L)

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2001 Mazda Tribute, 2001 Mazda Protege, 2001 Mazda Millenia, 2001 Mazda MX-5 Miata, and 2001 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

Release fuel system pressure. See FUEL SYSTEM PRESSURE RELEASE . Disconnect negative battery cable. Remove upper intake manifold and throttle body as an assembly. See UPPER INTAKE MANIFOLD . Disconnect vacuum and fuel hoses from fuel rail. Disconnect injector electrical connectors. Remove fuel rail, injectors and pressure regulator as an assembly. Remove insulators, injectors and "O" rings from fuel rail.
To install, reverse removal procedure. Apply coat of engine oil to NEW "O" rings and install rings on injectors. Install NEW insulators. Tighten fuel rail mounting bolts to specification. See TORQUE SPECIFICATIONS .