Injection Pump: Removal
- Disconnect negative battery cable. Remove intake manifold. Install Protective Covers (J-29664-1) in intake ports. Remove fuel injection lines. Disconnect electrical wiring, fuel return line, fuel inlet line, and fuel injection lines at pump. Cap all openings.
- Remove oil filler tube and grommet for oil filler tube. Scribe or paint alignment mark on front cover and injection pump flange. Manually rotate engine to access injection pump-to-drive gear retaining bolts through oil filler neck hole. Remove injection pump-to-drive gear retaining bolts. Remove injection pump mounting nuts. Remove injection pump and gasket. See Figure.