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:

    Rear suspension and final drive unit assembly (Saloon, Hatchback and Estate models) - removal and refitting
    Note: From May 1986, revised final drive unit rear mounting bolts have been used in production. Whenever the earlier type of bolts are removed, they should be discarded and the later type fitted. ...

    Oil pump - dismantling, inspection and reassembly
    1.8 litre (R2A type) 1 If oil pump wear is suspected, check the cost and availability of new parts and the cost of a new pump. Examine the pump as described in this Section and then decide whethe ...

    Temperature gauge sender unit - removal and refitting
    Note: Suitable jointing compound will be required on refitting. Removal 1 With the engine cold unscrew the pressure cap on the thermostat housing or expansion tank as applicable, then refit it. T ...