Oil pump - removal and refitting
Note: New oil pump and oil pick-up tube gaskets should be used when refitting.
Removal
1 With the engine removed, proceed as
follows.
2 Remove the timing belt, crankshaft sprocket and thrustwasher.
3 Remove the sump.
4 Unscrew and remove the nut securing the oil strainer/pick-up tube to No 4 main bearing cap (see illustration).
28.4 Oil strainer/pick-up tube securing nut (arrowed) on No 4 main bearing
cap
5 Using a suitable Allen key, unscrew the two bolts securing the oil pick-up tube to the oil pump, and withdraw the oil strainer/pick-up tube. Recover the washers and gasket (see illustration).
28.5 Removing the oil pick-up tube from the oil pump
6 Unscrew and remove the six securing bolts, and withdraw the oil pump over the front of the crankshaft. Recover the gasket.
Refitting
7 Commence refitting by prising the
crankshaft front oil seal from the pump
housing.
8 Prime the pump by injecting clean engine oil into it and turning it by hand.
9 Using a new gasket, fit the oil pump over the front of the crankshaft, ensuring that the central rotor engages with the flats on the crankshaft (see illustration).
28.9 Refitting the oil pump
Fit the securing
bolts, and using a straight-edge, ensure that
the bottom face of the oil pump is aligned with
the bottom face of the cylinder block before
finally tightening the bolts.
10 Using a new gasket, fit the oil pick-up tube to the oil pump and secure with the two bolts.
11 Refit the oil strainer/pick-up tube securing nut to No 4 main bearing cap.
12 Refit the sump.
13 Fit the crankshaft front oil seal using a suitable tool.
14 Refit the thrustwasher, crankshaft sprocket and timing belt.
See also:
Fuel pump - removal and refitting
Caution: Refer to the
precautions in Section 1 before
proceeding.
Mechanical pump
Note: A new gasket must be used when
refitting the pump.
1 Disconnect the battery negative lead.
2 For improved ...
Engine Coolant Temperature (ECT) sensor - removal and refitting
Removal
1 The sensor is screwed into the cylinder
block below the inlet manifold.
2 Disconnect the battery negative lead.
3 Drain the cooling system as described in
Chapter 1.
4 Disconnect the s ...
Engine/transmission - reconnection and installation
1 This is a direct reversal of removal and
separation from the transmission. Take care
not to damage the radiator or front wings
during installation.
Reconnection
2 Reconnection of the engine and ...