Oil pump - removal and refitting

Note: A new gasket must be used on refitting.

Removal
1 The oil pump is externally mounted on the rear facing side of the crankcase.

2 Using a strap wrench or similar, unscrew and remove the oil filter cartridge and discard it.

3 Unscrew the three mounting bolts and withdraw the oil pump from the engine (see illustration).

10.3 Removing the oil pump
10.3 Removing the oil pump

4 Clean away the old gasket.

Refitting
5 If a new pump is being fitted. it should be primed with engine oil before installation. Do this by turning its shaft while filling it with clean engine oil.

6 Locate a new gasket on the pump mounting flange, insert the pump shaft and bolt the pump into position.

7 Grease the rubber sealing ring of a new filter and screw it into position on the pump, using hand pressure only, not the removal tool.

8 Top-up the engine oil to replenish any lost during the operations.

    See also:

    Introduction
    General information This Chapter is designed to help the home mechanic maintain his/her vehicle for safety, economy, long life and peak performance. The Chapter contains a master maintenance sche ...

    Radio aerial (exteriormounted) - removal and refitting
    1 On models fitted with an electric aerial, disconnect the battery negative lead. Saloon and Estate models 2 Remove the right-hand side trim panel from the luggage compartment. 3 Working outside ...

    Crankcase ventilation system check (Every 12 000 miles (20 000 km) or 12 months)
    1 Inspect the crankcase ventilation system for blockage or damage. A blocked hose can cause a build-up of crankcase pressure, which in turn can cause oil leaks (see illustration). 35.1 Loosenin ...