Fuel Pump: Removal
WARNING: This page is about a different variant/trim than selected.
NOTE:
Do not loosen any fittings or plugs on the high-pressure fuel pump.
- 1.
Release the fuel system pressure. Refer to: Fuel System Pressure Release .
- 2.
Disconnect the battery. Refer to: Battery Disconnect and Connect .
- 3.
- 1.
Disconnect the high-pressure fuel pump fuel supply hose spring lock coupling and disconnect the high-pressure fuel pump electrical connector. Refer to: Spring Lock Couplings .
- 1.
- 4.NOTE: To release the fuel pressure in the high-pressure fuel tube, wrap the fuel injection pump flare nut with a shop towel to absorb any residual fuel pressure during the loosening of high-pressure fuel pump flare nut.
Disconnect the high-pressure fuel tube flare nuts, remove and discard the high-pressure fuel tube.
- 5.NOTE: Alternately loosen the high-pressure fuel pump bolts one complete revolution at a time.
Remove the high-pressure fuel pump bolts and then remove the high-pressure fuel pump.
- 7.
Inspect the high-pressure fuel pump tappet. If any flat spots or scoring are found, especially in the indicated areas, then inspect the high-pressure fuel pump and the high-pressure fuel pump tappet drive lobe. Install new components as needed.