High-Pressure Fuel Pump: Removal
WARNING: This page is about a different car, the 2018 Ford EcoSport. However, it is still accessible from the selected car via links, so may be relevant.
For information on Ford Color Coded Illustrations refer to OEM Color Coding
NOTE:
Do not loosen any fittings or plugs on the high-pressure fuel pump.
- Release the fuel system pressure. Refer to: Fuel System Pressure Release .
- Disconnect the negative battery cable. Refer to: Battery Disconnect and Connect .
- Disconnect the high-pressure fuel pump electrical connector.
- Disconnect the high-pressure fuel pump fuel feed tube spring lock coupling. Refer to: Spring Lock Couplings
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NOTE: To release the fuel pressure in the high-pressure fuel pump-to-fuel rail high-pressure fuel tube, wrap the high-pressure fuel pump flare nut with a shop towel to absorb any residual fuel pressure during the loosening of high-pressure fuel pump flare nut.
Remove and discard the high-pressure fuel pump-to-fuel rail high-pressure fuel tube.
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NOTE: Alternately loosen the high-pressure fuel pump bolts one complete revolution at a time.
Remove and discard the high-pressure fuel pump bolts, then remove the high-pressure fuel pump.
- Remove and discard the high-pressure fuel pump O-ring seal.
- Remove the high-pressure fuel pump tappet.
- 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 fuel pump tappet drive lobe. Install new components as needed.