1998 JAGUAR X308 ECU

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>>.

ENSURE THAT ALL FIRE PREVENTION PROCEDURES ARE ACTIVE.
BEFORE PROCEEDING, IT IS ESSENTIAL THAT THE WARNING NOTES GIVEN IN SECTION 100-00 (UNDER THE
HEADING 'SAFETY PRECAUTIONS') ARE READ AND UNDERSTOOD.

9. 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.

10. Connect the fuel injection pressure 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.
11. 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.

12. Disconnect the breather pipe from 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.
13. Disconnect the air flow meter multi-plug.
14. Cut and remove the strap which secures the vacuum pipe to
the induction elbow.
15. Disconnect the intake tube from the throttle body.
1. Remove the two bolts which secure the intake tube to the throttle body.
2. Disconnect the intake tube from the throttle body.

2. Release the hose, expansion tank to recovery tank.
3. Release the hose, expansion tank to radiator.
20. Fit blanking plugs to the pipes and the tank.

21. Remove the expansion tank from the mounting.
1. Disconnect the coolant level sensor connector.
2. Remove the nuts which secure the tank.

22. Remove the expansion tank from the vehicle.
1. It may be necessary to us e a pipe clamp to clamp the
bottom hose branch.
2. Release the pipe clip an d move it along the pipe.
3. Disconnect the tank from the bottom hose and remove it from the vehicle.
23. Empty any remaining coolant from the expansion tank into a
drain tray.
24. Remove the cloth from the engine and clean any spillage from
the engine bay.

25. Disconnect the radiator breather hose.
Release the Quick-Fit hose (radiator to expansion tank)
using 303 - 623, and disconnect the hose from the
radiator.
26. Remove the twin fan and motor assembly. Refer to Operation
26.25.12.

27. Disconnect the radiator top hose.
1. Slacken the hose retaining clip and reposition the clip
along the hose.
2. Disconnect the hose from the radiator.

28. Disconnect the transmission oil cooler lower pipe.
Position a drain tray for the transmission fluid.
1. Disconnect and reposition the union nut, lower cooler pipe to radiator. Di sconnect the pipe.
2. Remove and discard the O- ring seal from the pipe
and fit blanking plugs to the pipe and to the union on
the radiator.

29. Disconnect the transmission oil cooler upper pipe.
1. Disconnect and reposition the union nut, upper cooler pipe to radiator. Di sconnect the pipe.
2. Remove and discard the O- ring seal from the pipe
and fit blanking plugs to the pipe and to the union on
the radiator.

30. Disconnect the radiator bottom hose.
1. Slacken the hose retaining clip and reposition the clip
along the hose.
2. Disconnect the hose from the radiator.
31. Release the radiator top retaining panel.
Remove the ten bolts which secure the panel.

32. Remove the radiator top retaining panel.
1. Remove the panel.
2. Remove the radiator top mounting bushes.

33. Disconnect the condenser jump hose from the receiver /
drier.
1. Remove the bolt which secures the condenser jump hose and discon nect the hose.
2. Remove and discard the O-ring seal from the hose.
3. Fit blanking plugs to the hose and to the receiver / drier.

34. Disconnect the discharge hose from the condenser.
1. Remove the bolt which secures the condenser discharge hose and disconnect the hose.
2. Remove and discard the O-ring seal from the hose.
3. Fit blanking plugs to the hose and to the condenser.
35. Remove the radiator.
Remove the radiator assembly.
Clean coolant spillage from the radiator.

36. Disconnect the engine oi l pressure transmitter.
37. Remove the filler cap from the power steering reservoir.

38. Disconnect the hoses from the power steering pump.
Position a drain tray under the pump.
1. Release the high pressure hose union nut and drain the fluid.
2. Discard the O-ring seal an d fit blanking plugs to the
pipe and union.
3. Release the feed hose from the pump and fit blanking
plugs to the pipe and union.
Discard the fluid.

39. Release the Oxygen sensor multi-plugs from the mounting
bracket and disconnect the plugs.
40. Remove the four nuts, each side, which secure the downpipe
catalytic converters to the exhaust manifold.

Remove the bolts which secure the downpipe to the lower
mounting bracket.
Remove the downpipe assembly.
Repeat the above operations for the other downpipe
catalytic converter.

47. Remove the two bolts which secure each mounting bracket to
the bell housing and remove the brackets.

48. Disconnect the driveshaft (propshaft) flange from the
transmission output flange.
Remove the three bolts which secure the flange. Rotate
the shaft for access to each bolt.
Disconnect the shaft and reposition it to the side.

49. Remove the securing bolt and disconnect the ground lead
from the transmission casing.
50. Disconnect the oil cooler pi pes (where fitted) from the
engine.
1. Remove the bolt which secures the pipe clamping
plate. Remove the clamping plate.
2. Place a drain tray beneat h the pipes and disconnect

the pipes. Allow the oil to drain.
3. Remove the O-ring seals and fit blanking plugs to the
pipes and to the mating unions on the engine.
51. Lower the ramp.

52. Disconnect the generator suppres sion module (where fitted)
harness.
Disconnect the harness multi-plug and reposition the
harness from under the suppression module.

53. Disconnect the starter motor power cable, at the right hand
side engine compartment enclosure.
1. Disconnect the multi-plug, engine management harness to starter motor.
2. Reposition the protective boot from the starter motor
power stud.
3. Remove the nut and disc onnect the power cable.
Cut the tie strap which secures the power cable to the
enclosure and route the cable into the engine bay.

54. Disconnect the P.I. harness from the engine management
harness.
1. Release the bolt which secures the P.I. harness multi-plug to the engine management harness.
2. Disconnect the multi-plug.
3. Remove the nut which secures the engine management harness multi-plug to the mounting
bracket.
4. Reposition the multi-plug from the bracket.
55. Disconnect the transmission rota ry switch harness connector.
Reposition and disconnect the harness multi-plug.