1998 JAGUAR X308 engine oil

Engine - Upper Oil Pan4.0L NA V8 - AJ27, 4.0L
In-vehicle Repair
Removal
Special Tool(s)

Installer/remover, Oil Filter
303-752

1. Disconnect the batt ery ground cable.
Remove the battery cover.
2. Open the engine compartment and fit paintwork protection
sheets.
3. Set the engine compartment cover to the service access
position.
4. Remove the timing cover and al l associated components, as
detailed in Operation 12.65.01.
5. Remove both front wheel and tyre assemblies. Refer to
Operation 74.20.05.
6. Remove the undertray. Re fer to Operation 76.22.90.

7. Remove the two bolts which secu re the generator cooling duct
to the oil pan body and remove the duct.
8. Remove the front cross member for access. Refer to Operation
76.10.05.
9. Drain the engine oil.
1. Position the waste oil bowser.
2. Remove the drain plug from the oil pan and drain the engine oil.
Fit a new sealing washer to the drain plug.

Wipe the drain plug and install it to the oil pan to prevent
oil dripping.
Move the oil bowser away from the vehicle.

10. Remove the oil pan.
1. Remove the eighteen bolt s which secure the oil pan
to the oil pan body.
2. Remove the oil pan.
3. Remove the gasket from the oil pan body assembly.

11. NOTE: Place a suitable container underneath filter to prevent
oil spillage.
Using the special tool, remove the oil filter.
12. Remove the oil pressure switch.
For additional information, refer to Oil Pressure Switch
- in this
section.

13. Remove the crankshaft position sensor.
1. Remove the bolt which secures the crankshaft position sensor to the flywheel housing.
2. Remove the access grommet from the housing.
Remove the sensor and allow it to hang free under the
engine.
Release the harness clips from the oil pan body.
14. Remove the bolt which secures the transmission cooler pipes
and remove the clamping bracket.

5. Position and align the oil pan body to the bedplate.
Install the sixteen bolts and tighten to 20-22 Nm in the
sequence indicated.
Confirm that the transmission face of the sump body is
level with the transmission face of the cylinder block;
within the limits 0.1 mm proud to 0.2 mm below the level
of the block face.
6. Install the oil pick-up pipe.
1. Install a new O-ring se al to the pick-up pipe.
2. Lubricate the O-ring seal with clean engine oil and install the pipe to the oil pan body.

3. Install and tighten the bolts to 11-13 Nm.

7. Install the oil pan gasket to the oil pan body assembly.
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.

8. Install the oil pan to the oil pan body.
1. Position and align the oil pan.
2. Install, but do not tighte n, all eighteen bolts which
secure the oil pan.

9. Tighten the bolts to the correct torque figure 11-13 Nm, in the
sequence indicated.
Tighten the drain plug to 30-40 Nm.
10. Install the oil pressure switch.
For additional information, refer to Oil Pressure Switch
- in this
section.
11. NOTE: Apply a suitable amount of clean engine oil to lubricate
the oil filter O-ring seal.
Using the special tool, install the oil filter.

16. Install the front cr ossmember. Refer to Operation 76.10.05.

17. Position the generator cooling duct to the oil pan body and
install the two bolts.
18. Install the undert ray. Refer to Operation 76.22.90.
19. Install both front wheel and tyre assemblies. Refer to
Operation 74.20.05.
20. Install the timing cover and al l associated components, as
detailed in Operation 12.65.01.
21. 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.
Refill the engine with the correct specification engine oil.
22. Connect the battery and in stall the battery cover.
Refer to the Battery Reconnection Procedure 86.15.15.
23. Check the oil level and start th e engine. Check for leaks and
that the engine runs correctly.
24. Reposition the engine compartment cover and connect the
gas struts.
25. Remove the paintwork protection sheets and close the engine
compartment cover.

Engine - Upper Oil Pan4.0L SC V8 - AJ26, 4.0L, Vehicles With:
Supercharger
In-vehicle Repair
Removal
Special Tool(s)

Installer/remover, Oil Filter
303-752

1. Disconnect the batt ery ground cable.
Remove the battery cover.
2. Open the engine compartment and fit paintwork protection
sheets.
3. Remove the engine compartmen t cover. Refer to Operation
76.16.01.
4. Remove the twin fan and motor assembly. Refer to Operation
26.25.12.
5. Remove the coolant outlet pipe . Refer to Operation 26.31.08.
6. Remove the supercharger driv e belt. Refer to Operation
18.50.08.
7. Remove the supercharger drive belt idler pulley. Refer to
Operation 18.50.09.

8. Remove the supercharger idle r pulley mounting bracket.
1. Remove the three bolts which secure the mounting
bracket.
2. Remove the mounting bracket.
9. Remove the supercharger driv e belt tensioner. Refer to
Operation 18.50.24.
10. Remove the timing cover and al l associated components, as
detailed in Operation 12.65.01.
11. Remove both front wheel and tyre assemblies. Refer to
Operation 74.20.05.

12. Remove the undertray. Re fer to Operation 76.22.90.

13. Remove the two bolts which se cure the generator cooling
duct to the oil pan body and remove the duct.
14. Remove the front cross member for access. Refer to
Operation 76.10.05.

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

16. Remove the oil pan.
1. Remove the eighteen bolt s which secure the oil pan
to the oil pan body.
2. Remove the oil pan.
3. Remove the gasket from the oil pan body assembly.

17. Disconnect the oil cooler pipes.
1. Remove the bolt which secures the oil cooler pipes.
2. Disconnect the oil cooler pipes from the oil pan body
assembly.
3. Remove and discard the O-ring seals from the pipes
and install blanking plugs to the pipes and unions.
18. NOTE: Place a suitable container underneath filter to prevent
oil spillage.

Using the special tool, remove the oil filter.
19. Remove the oil pressure switch.
For additional information, refer to Oil Pressure Switch
- in this
section.

20. Remove the crankshaft position sensor.
1. Remove the bolt which secures the crankshaft position sensor to the flywheel housing.
2. Remove the access grommet from the housing.
Remove the sensor and allow it to hang free under the
engine.
Release the harness clips from the oil pan body.

21. Remove the bolt which secures the transmission cooler pipes
and remove the clamping bracket.

22. Release the air conditioning compressor.
Remove the lower securing bolts.
Loosen, but do not remove, th e upper securing bolts.
Release the compressor from the lower dowel.
23. Remove the four bolts (two each side) which secure the
exhaust downpipes to the oil pan body.