1998 JAGUAR X308 camshaft

3. Fit the five bolts which secure the adaptor assembly to the cylinder head.
4. Fit new seals to the fuel rail.

2. Fit the fuel rail to the intercooler adaptor.
1. Align the fuel rail to the adaptor; still connected to the fuel crossover pipe and fuel feed pipe. Locate the
fuel rail into the adaptor.
2. Fit the three bolts which secure the fuel rail to the adaptor.

3. Connect the fuel injector harness.
1. Reposition the harness.
2. Tighten the nuts which secure the harness to the
camshaft cover.
3. Connect the multi-plugs to the B-Bank injectors.
4. Fit the B-Bank intercooler. Refer to Operation 18.50.19.
5. Fit the supercharger assembly. Refer to operation 18.50.15.
6. Fit the supercharger drive belt . Refer to Operation 18.50.08.
7. Fit the coolant output pipe. Refer to Operation (SC) 26.31.08.
8. Fit the throttle induction elbow. Refer to Operation 19.70.28.
9. Fit the throttle housing. Refer to Operation 19.70.04.
10. Fit the supercharger outlet duct and gasket. Refer to
Operation 18.50.17.
11. Fit the intake tube / air flow meter / air cleaner cover
assembly.
1. Fit a new rubber seal; air in take tube to throttle body.

2. Fit the intake tube / air flow meter / air cleaner cover
assembly.

12
.
Reconnect the air cleaner cover.
F
it the five clips which secu
re the air cleaner cover.

13
.
Connect the intake tube to the throttle body.
1. Connect the intake tube to the throttle body.
2. Fit the two bolts which secure the intake tube to the throttle body.
14. Reconnect the air flow meter multi-plug.
15. Fit a new strap to secure the vacuum pipe to the induction
elbow.

16
.
Connect the breather pipe to the A-Bank camshaft cover.
1. Fit a new O-ring seal to the breather pipe.
2. Reconnect the breather pipe to the stub pipe.
17. Refill the cooling system. Refer to Operation (SC) (26.10.01).
18. Connect the battery and fit the battery cover.


Re

fer to the Battery Reconnection Procedure (86.15.15).
19. Remove the paintwork protection sheets and close the engine
cover.

Engine - Intake Manifold Gasket RH
In-vehicle Repair
1. Open the engine compartment and fit paintwork protection
sheets.

2. Disconnect the batt ery ground cable.
Remove the battery cover.

3. WARNING: BEFORE PROCEEDING, IT IS ESSENTIAL THAT THE WARNINGS GIVEN IN SECTION 100-00 (UNDER THE
HEADING 'SAFETY PRECAUTIONS') ARE READ AND
UNDERSTOOD.
Depressurise the fuel system.
Ensure that the ignition is switched off and remove the
valve cap from the fuel cross-over pipe. Place a cloth
under the valve to collect any spillage.
Place a closed container, su itable for collecting fuel,
adjacent to the vehicle. Remove the lid.

4. Connect the fuel injection pres sure test equipment 310 - 058
(or other suitable type). Insert the drain / bleed tube into the
fuel container. Follow the ma nufacturer's instructions and
depressurise the fuel system.
5. Store the drained fuel safely and ensure that the lid is closed
securely. Remove the equipmen t and discard the cloth from
beneath the valve. refit the valve cap.
6. Drain the radiator coolant. Refer to Operation 26.10.01.
7. Disconnect the breather pipe fro m the A-Bank camshaft cover.
1. Disconnect the breather pipe from the stub pipe.
2. Remove and discard the O-ring seal from the breather
pipe.

Installation
19.70.28.
15. Remove the supercharger outlet duct and gasket. Refer to
Operation 18.50.17.
16. Remove the coolant output pipe. Refer to Operation (SC)
26.31.08.
17. Remove the supercharger driv e belt. Refer to Operation
18.50.08.
18. Remove the supercharger as sembly. Refer to operation
18.50.15.
19. Remove the A-Bank intercooler. Refer to Operation 18.50.18.

20. Disconnect the fuel injector harness.
1. Disconnect the multi-plugs from the A-Bank injectors.

2. Loosen, do not remove, the nuts which secure the
harness to the camshaft cover.
3. Reposition the harness for access.

21. Remove the fuel rail.
1. Remove the three bolts whic h secure the fuel rail to
the intercooler adaptor.
2. Remove the fuel rail from the adaptor; still connected
to the fuel crossover pipe and fuel return pipe.

22. Remove the intercoole r adaptor assembly.
1. Remove and discard the seals from the fuel rail.
2. Remove the five bolts which secure the adaptor
assembly to the cylinder head.
3. Remove the adaptor assembly from the cylinder head.
Remove the gasket; adaptor assembly to cylinder head.
23. Clean and inspect all relevant mating faces.
1. Fit the intercooler adaptor assembly.
1. Fit a new gasket; adaptor assembly to cylinder head.
2. Align and fit the adaptor assembly to the cylinder head.

3. Fit the five bolts which secure the adaptor assembly to the cylinder head.
4. Fit new seals to the fuel rail.

2. Fit the fuel rail to the intercooler adaptor.
1. Align the fuel rail to the adaptor; still connected to the fuel crossover pipe and fuel return pipe. Locate
the fuel rail into the adaptor.
2. Fit the three bolts which secure the fuel rail to the adaptor.

3. Connect the fuel injector harness.
1. Reposition the harness.
2. Tighten the nuts which secure the harness to the
camshaft cover.
3. Connect the multi-plugs to the A-Bank injectors.
4. Fit the A-Bank intercooler. Refer to Operation 18.50.18.
5. Fit the supercharger assembly. Refer to operation 18.50.15.
6. Fit the supercharger drive belt . Refer to Operation 18.50.08.
7. Fit the coolant output pipe. Refer to Operation 26.31.08.
8. Fit the throttle induction elbow. Refer to Operation 19.70.28.
9. Fit the throttle housing. Refer to Operation 19.70.04.
10. Fit the supercharger outlet duct and gasket. Refer to
Operation 18.50.17.
11. Fit the intake tube / air flow meter / air cleaner cover
assembly.
1. Fit a new rubber seal; air in take tube to throttle body.

2. Fit the intake tube / air flow meter / air cleaner cover
assembly.

12. Reconnect the air cleaner cover.
Fit the five clips which secu re the air cleaner cover.

13. Connect the intake tube to the throttle body.
1. Connect the intake tube to the throttle body.
2. Fit the two bolts which secure the intake tube to the throttle body.
14. Reconnect the air flow meter multi-plug.
15. Fit a new strap to secure the vacuum pipe to the induction
elbow.

16. Connect the breather pipe to the A-Bank camshaft cover.
1. Fit a new O-ring seal to the breather pipe.
2. Reconnect the breather pipe to the stub pipe.
17. Refill the cooling system. Refer to Operation (SC) (26.10.01).
18. Connect the battery and fit the battery cover.

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. Remove the access grommet (for torque converter bolts) from the housing.
11. Fit the damper securing bolt (old one) to the crankshaft,
hand-tight only.

12. Rotate the crankshaft until the triangular arrow indent on
the drive plate is visible thro ugh the access hole; confirm
that the timing flat on ea ch camshaft is uppermost.

13. Fit the crankshaft setting peg 303 - 531 to the crankshaft
position sensor location.
1. Fit the crankshaft setting peg 303 - 531.
1. Position the crankshaft so that the setting peg engages fully into the timing slot.
2. Fit and tighten the bolt to secure the setting peg.
14. Remove the damper securing bolt from the crankshaft.
15. Lower the vehicle on the ramp.

16. Fit the camshaft locking tool 303 - 530 to the A-Bank
camshafts, aligning the shafts slightly as necessary.
17. Loosen the bolt which secures the sprocket to the camshaft.