Joint JAGUAR X308 1998 2.G Workshop Manual

Installation

removing the bolt which secures the sprocket. 1. Place a flat piece of stee l strip along the timing cover
horizontal jointing face, adjacent to the exhaust
camshaft sprocket.
2. Secure the steel strip in place with adhesive tape.

11. A ball-ended hexagon drive bit is required to remove the
sprocket securing bolt. A suitable tool is available from Snap On as (FABLM10E) Long Series 10mm AF.

12. Remove the bolt which secures the sprocket to the exhaust
camshaft.
Move the sprocket forward from the camshaft boss.

13. Remove the secondary chain tensioner.
1. Remove the two bolts which secure the tensioner.
Lift the tensioner, sprocket (release it fully from the
camshaft) and ch ain assembly.
2. Remove the tensioner rearward from between the chain.
14. Remove the sprocket if required, or leave it in the chain
resting on the cylinder head.
15. Clean and inspect all relevant components.
1. Install the sprocket to the secondary chain.
1. With the sprocket installe d to the chain, temporarily
position (do not install the securing bolt) the sprocket
onto the camshaft.
2. Adjust the position of the sprocket within the chain to

Whilst applying the opposing force to the sprocket and
chain, tighten the sprocket securing bolt to 115-125 Nm.
Remove the chain tensioning tool.
6. Remove the tape and steel stri p from the timing cover upper
face. Wipe any residue of tape from the joint face.
7. Remove the camshaft locking tool.
8. Install the Cam Cover to Bank 1. Refer to Operation 12.29.44.
9. Raise the vehicle on the ramp.
10. Remove the crankshaft setting tool 303-531.

11. Install the crankshaft position sensor.
1. Install the sensor to the flywheel housing and fit the
securing bolt. Tighten to 8-12 Nm.
2. Install the access grommet to the housing.
12. Lower the ramp.
13. Remove the paint protection sheets and close the engine
compartment cover.
14. Connect the battery and in stall the battery cover.
Refer to the Battery Reconnection Procedure 86.15.15.

Installation

9. Clean all relevant parts and mating faces.

1. Fit new seals to the cam cover.
1. Fit the new outer seal.
2. Fit the two new spark plug aperture seals.

2. Fit the securing screws to the cam covers.
1. Fit a new sealing ring to each screw assembly.
2. Fit the screws to the cam covers. Each screw is retained by the cam cover gasket.

3. Apply RTV sealant WSS-M4G320-A3 to two places on the joint
between the front of the cam cover and the cylinder head.
The application of sealant must be 3mm diameter by
12mm long. Fit the cam cover immediately after applying
the sealant.
The cover should be fitted di rectly to the head without
smearing the sealant or the seals.
4. Refit the cam cover.
Position the cam cover onto the cylinder head without
smearing the sealant and start the threads of each

2. Fit the two new spark plug aperture seals.

2. Fit the securing screws to the cam covers.
1. Fit a new sealing ring to each screw assembly.
2. Fit the screws to the cam covers. Each screw is retained by the cam cover gasket.

3. Apply RTV sealant WSS-M4G320-A3 to two places on the joint
between the front of the cam cover and the cylinder head.
The application of sealant must be 3mm diameter by
12mm long. Fit the cam cover immediately after applying
the sealant.
The cover should be fitted di rectly to the head without
smearing the sealant or the seals.

4. Refit the cam cover.
Position the cam cover onto the cylinder head without
smearing the sealant and start the threads of each
securing screw.
5. Tighten the securing screws to 9 - 11 Nm. Tighten in the
sequence indicated.

2. Fit the two new spark plug aperture seals.

2. Fit the securing screws to the cam covers.
1. Fit a new sealing ring to each screw assembly.
2. Fit the screws to the cam covers. Each screw is retained by the cam cover gasket.

3. Apply sealant to two places on the joint between the front of
the cam cover and the cylinder head.
The application of sealant must be 3mm diameter by
12mm long. Fit the cam cover immediately after applying
the sealant.
The cover should be fitted di rectly to the head without
smearing the sealant or the seals.

4. Refit the cam cover.
1. Position the cam cover onto the cylinder head without smearing the sealant and start the threads of each
securing screw.
5. Tighten the securing screws to 9-11 Nm. Tighten in the
sequence indicated.

Installation

8. Clean all relevant parts and mating faces.

1. Fit the new main seals to the cam cover.
1. Fit the new outer seal.
2. Fit the two new spark plug aperture seals.

2. Fit the securing screws to the cam covers.
1. Fit a new sealing ring to each screw assembly.
2. Fit the screws to the cam covers. Each screw is retained by the cam cover gasket.

3. Apply sealant to two places on the joint between the front of
the cam cover and the cylinder head.
The application of sealant must be 3mm diameter by
12mm long. Fit the cam cover immediately after applying
the sealant.
The cover should be fitted di rectly to the head without
smearing the sealant or the seals.
4. Refit the cam cover.
1. Position the cam cover onto the cylinder head without smearing the sealant and start the threads of each

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.

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.
Installation
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 place and that the ring dowels are engaged squarely. Fully locate the
assembly as much as possible by hand pressure. 2. Fit the three securing bolts. Tighten to 19-23 Nm.
3. Refit the Timing Cover. Refer to Operation <<12.65.01>> in this Section.
4. Move the engine compartment cover 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>>.