JAGUAR X308 1998 2.G Workshop Manual

3. Tighten the oil pan bolts to the correct torque figure 11 - 13
Nm, in the sequence indicated.
A new oil pan is supplied with the drain plug fitted. Check
that the plug is tightened to the correct torque figure of 30 - 40 Nm.
4. NOTE: When the engine is star ted from cold and run for a
short period only, before being swit ched off, a quantity of oil will
be 'hung up' within the engine because it is not up to operating
temperature.
Should the oil level subsequently be topped-up, the level could
become too high, causing oil burning.
Typically, 0.875 L is hung up.
Lower the ramp. Refill the engine with the correct specification
engine oil.
5. Remove the paint protection sheets and close the engine
compartment.

Engine - Oil Pan Gasket
In-vehicle Repair
Removal
Installation
1. Open the engine compartment and fit paintwork protection
sheets.
2. Raise the vehicle on a ramp.

3. Drain the engine oil.
1. Position the waste oil bowser.
2. Remove the drain plug and drain the engine oil.
Fit a new sealing washer to the drain plug.
Wipe the drain plug and refit it to the oil pan to prevent oil
dripping.
Move the oil bowser away from the vehicle.

4. Remove the oil pan.
1. Remove the eighteen bolt s which secure the oil pan.
2. Remove the oil pan.
3. Remove the gasket.
5. Clean and inspect the sealing face s on the oil pan. and mating
faces.

1. Fit the oil pan gasket to the cylinder block adaptor body.
Insert the seal into the locating positions in the groove,
working around from a corner.
Press in the remainder of th e seal, following the same
procedure.
2. Fit the oil pan.
1. Position and align the oil pan.
2. Fit, but do not tighten, all eighteen bolts which secure
the oil pan.

3. Tighten the bolts to the correct torque figure 11 - 13 Nm, in
the sequence indicated.
Tighten the drain plug to 30 - 40 Nm.
Fit a new oil filter.
4. NOTE: When the engine is star ted from cold and run for a
short period only, before being swit ched off, a quantity of oil will
be 'hung up' within the engine because it is not up to operating
temperature.
Should the oil level subsequently be topped-up, the level could
become too high, causing oil burning.
Typically, 0.875 L is hung up.
Lower the ramp. Refill the engine with the correct specification
engine oil.
5. Remove the paint protection sheets and close the engine
compartment.

Engine - Oil Pressure Switch
In-vehicle Repair
Removal
Installation

1.
Raise vehicle on four post ramp.

2. Remove oil pressure switch.
Disconnect connector.
Remove oil pressure switch from oil filter head.

1. NOTE: Fit new sealing washer to oil pressure switch.
Installation is reverse of removal.

Engine - Oil Pump4.0L NA V8 - AJ27/3.2L NA V8 - AJ26
In-vehicle Repair
Removal
Installation

1. Disconnect battery ground cable.
Remove the battery cover.
2. Remove the engine compartment cover (bonnet) for improved
access to the fro nt of the engine. Refer to Operation 76.16.01.
3. Remove the Crankshaft Sprocket B-Bank. Refer to Operation
12.65.76.

4. Remove the oil pump.
1. Remove the four bolts which secure the oil pump to the cylinder block.
2. Remove the oil pump.
3. Remove the gasket.
5. Clean and inspect all compon ents and mating faces.
1. Fit the oil pump to the cylinder block.
1. Fit a new gasket to the block face.
2. Fit the oil pump onto the front of the crankshaft, to
the block face; ensure that the drive flats on the

inside of the pump gear engage correctly with the
mating flats on the crankshaft.
3. Fit the securing bolts and tighten to 11 - 13 Nm.
2. Refit both sprockets to the crankshaft, both primary timing
chains, the timing cover and al l associated components. Refer
to Operation 12.65.76.
3. Refit the engine compartment cover (bonnet). Refer to
Operation 76.16.01.
4. Refer to the Battery Reconnection Procedure 86.15.15.

Engine - Oil Pump4.0L SC V8 - AJ26
In-vehicle Repair
Removal
Installation

1. Disconnect battery ground cable.
Remove the battery cover.
2. Remove the engine compartment cover (bonnet) for improved
access to the fro nt of the engine. Refer to Operation 76.16.01
(SC).
3. Remove the Crankshaft Sprocket B-Bank. Refer to Operation
12.65.76 (SC).

4. Remove the oil pump.
1. Remove the four bolts which secure the oil pump to the cylinder block.
2. Remove the oil pump.
3. Remove the gasket.
5. Clean and inspect all compon ents and mating faces.
1. Fit the oil pump to the cylinder block.
1. Fit a new gasket to the block face.
2. Fit the oil pump onto the front of the crankshaft, to

the block face; ensure that the drive flats on the inside
of the pump gear engage correctly with the mating
flats on the crankshaft.
3. Fit the securing bolts and tighten to 11 - 13 Nm.
2. Refit both sprockets to the crankshaft, both primary timing
chains, the timing cover and al l associated components. Refer
to Operation 12.65.76 (SC).
3. Refit the engine compartment cover (bonnet). Refer to
Operation 76.16.01 (SC).
4. Refer to the Battery Reconnection Procedure 86.15.15.

Engine - Primary Timing Chain LH4.0L NA V8 - AJ27
In-vehicle Repair
Removal
Special Tool(s)

Camshaft setting
303 - 530

Timing chain tensioning
303 - 532

Wedges, primary chain
303 - 533

Crankshaft setting
303 - 531
1. Open the engine compartment and fit paintwork protection
sheets.
2. Set the engine compartment cover to the service access
position.

3. Disconnect the batt ery ground cable.
Remove the battery cover.
4. Remove the Timing Co ver. Refer to Operation 12.65.01 in this
Section.
5. Remove the VVT bush carrier from the A-Bank.
1. Remove the three bolts which secure the carrier to the cylinder block.

2. Release the carrier from the two ring dowels and
remove it.

6. Remove the seals from the bush carrier.
1. Remove the sealing ring (scarf jointed) from the
carrier bush groove.
2. Remove the O-ring from the carrier oil-way recess.

7. Remove the VVT bush carrier from the B-Bank.
1. Remove the two bolts and one nut which secure the carrier to the cylinder block.
2. Release the carrier from the two ring dowels and
remove it.

8. Remove the seals from the bush carrier.
1. Remove the sealing ring (scarf jointed) from the
carrier bush groove.
2. Remove the O-ring from the carrier oil-way recess.
9. Raise the vehicle on a ramp.
10. Remove the crankshaft position sensor.
1. Remove the bolt which secures the crankshaft position sensor to the flywheel housing.
1. Remove the sensor and allow it to hang free under
the engine.