Removal & Installation (3.2L)

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2000 Isuzu VehiCROSS, 2000 Isuzu Trooper, 2000 Isuzu Rodeo, 2000 Isuzu Hombre, and 2000 Isuzu Amigo. However, it is still accessible from the selected car via links, so may be relevant.

Relieve fuel pressure. See FUEL SYSTEM PRESSURE RELEASE . Disconnect negative battery cable. Remove upper intake manifold. See UPPER INTAKE MANIFOLD (PLENUM) . Disconnect fuel lines. Disconnect fuel injector electrical connectors. Remove fuel line bracket from lower intake manifold.
Remove fuel rail bolts. Remove fuel rail. Remove injector retainer clip. Remove fuel injector assembly. Remove "O" rings from injector. See Fig 1.

Fig 1: Exploded View Of Fuel Rail Assembly (3.2L Shown; 3.5L Is Similar)
Courtesy of ISUZU MOTOR CO.
To install, reverse disassembly procedures. Install NEW "O" rings on injector and lube with engine oil. Install injector into fuel rail using NEW retainer clips. Coat end of injector with engine oil. Install fuel rail. Install upper intake manifold. Tighten bolts and nuts to specification. See TORQUE SPECIFICATIONS .