1998 JAGUAR X308 battery

Installation

9. Repeat the instructions for each valve spring to be removed.
10. Clean all relevant components.

1. Fit the valve spring.
1. Fit the valve spring.
2. Locate the valve collar onto the spring.

2. Refit the valve collets to the first valve.
1. Fit the valve spring compressor 303 - 252 to the relevant spring.
2. Compress the spring and fit the collets.
Remove the valve spring compressor and check that the
collets are correctly seated.
3. Repeat the instructions for each valve spring to be fitted.
4. Refit the Cylinder Head and Gasket. Refer to Operation
12.29.03 in this Section.
5. Refit the Inlet Manifold. Refer to Operation 30.15.01 in this
Section. This operation includes refitting the throttle housing.
6. Refit the Timing Cover. Refer to Operation 12.65.01 in this
Section. This operation includes refitting the cam covers and
refilling the coolant system.
7. Move the engine compartment co ver from the service position
and connect the gas struts.
8. Remove the paint protection sheets and close the cover.
9. Connect the battery and fit the battery cover.
Refer to the Battery Reconnection Procedure 86.15.15.

Engine - Variable Camshaft Timing Oil Control Unit LH
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 Variable Valve Ti ming Bush Carrier Assembly.
Refer to Operation 12.65.52 in this Section
6. Raise the vehicle on a ramp.
7. Remove the crankshaft position sensor.

2. Refit the access grommet to the housing.
13. Lower the ramp.
14. Refit the B-Bank VVT Bush Carrier Assembly. Refer to
operation 12.65.52 in this Section.
15. Refit the Timing Cover. Refer to Operation 12.65.01 in this
Section.
16. Move the engine compartment cover from the service position
and connect the gas struts.
17. Remove the paint protection sheets and close the cover.
18. Connect the battery and fit the battery cover.
Refer to the Battery Reconnection Procedure 86.15.15.

Engine - Variable Camshaft Timing Oil Control Unit RH
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 Variable Valve Ti ming Bush Carrier Assembly.
Refer to Operation 12.65.51 in this Section
6. Raise the vehicle on a ramp.
7. Remove the crankshaft position sensor.

16.
Move the engine compartment cover from the service position
and connect the gas struts.
17. Remove the paint protection sheets and close the cover.
18. Connect the battery and fit the battery cover.
Refer to the Battery Reconnection Procedure 86.15.15.

Engine - Variable Camshaft Timing Oil Control Unit Housing LH
In-vehicle Repair
Removal
Installation
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.
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.

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. Clean and inspect all relevant components.
1. Fit new seals to the bush carrier.
1. Fit the new sealing ring (scarf jointed) to the carrier bush groove.
2. Fit a new O-ring to the carrier oil-way.

2. Fit the bush carrier to the cylinder block.
Lubricate the seal (scarf jointed) and the bush.
1. Fit the bush carrier assembly.
Check that the seals are in pl ace and that the ring dowels
are engaged squarely. Fully locate the assembly as much
as possible by hand pressure.
2. Fit the two securing bolts and one nut. Tighten to 19- 23 Nm.
3. Refit the Timing Cover. Refer to Operation 12.65.01 in this
Section.
4. Move the engine compartment co ver from the service position
and connect the gas struts.
5. Remove the paint protection sheets and close the cover.
6. Connect the battery and fit the battery cover.
Refer to the Battery Reconnection Procedure 86.15.15.

V
ariable Camshaft Timing Oil Control Unit Housing RH
12.65.51
Removal
1. Open the engine compartment and fit paintwork protection sheets.
2. Set the engine compartment cover to the service access position.
3
. Disconnect the battery ground cable.
Remove the battery cover.
4. Remove the Timing Cover. Refer to Operation <<12.65.01>>
in this Section.
5
. Remove the VVT bush carrier.
1. Remove the three bolts which secure the carrier to the cylinder block.