1998 JAGUAR X308 throttle

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

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.
8. Disconnect the air fl ow meter multi-plug.
9. Cut and remove the strap which secures the vacuum pipe to
the induction elbow.

10. 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.

11. Disconnect the air cleaner cover.
1. Remove the five clips wh ich secure the air cleaner
cover.

12. Remove the intake tube / air flow meter / air cleaner cover
assembly.
1. Remove the intake tube / air flow meter / air cleaner
cover assembly.
2. Remove and discard the ru bber seal; air intake tube
to throttle body.

13. Disconnect the multi-plug s from the throttle body.
1. Disconnect the throttle body motor multi-plug.
2. Disconnect the two potentiometer multi-plugs, one each side of the throttle.
3. Disconnect the vacuum pi pe elbow from the throttle
actuator.

14. Disconnect the throttle inner cable.
Turn the throttle pulley to the fully open position.
Disconnect the throttle in ner cable from the pulley.
15. Disconnect the throttle outer cable.
Remove the throttle cable adjusting nut from the outer
cable.
Remove the cable from the adjustment bracket.

16. Disconnect the coolant hoses from the throttle body.
Release the clip which secures the coolant return hose and
disconnect the hose. Fit a blanking plug to the hose to
prevent water leakage.
Release the clip which secures the coolant feed hose and
disconnect the hose. Fit a blanking plug to the hose to
prevent water leakage.

17. Disconnect the multi-plug, located on the bracket under the
left side of th e throttle body.

18. Remove the throttle bo dy securing bolts.
19. Remove the throttle body.
1. Remove the throttle body from the induction elbow.
2. Remove and discard the throttle body gasket.

7. Refit the induction elbow support ; working from the left hand
side.
1. Fit the upper bolt to the induction elbow support
bracket.
2. Tighten the lower two bolts at the induction elbow support bracket.
3. Connect the engine breather T-piece to the induction elbow.
4. Connect the vacuum pipe to the front of the induction
elbow.

8. Fit the induction elbow support; working from the right hand
side.
1. Fit the upper bolt to the induction elbow support
bracket.
2. Reconnect the vacuum pi pe to the centre of the
induction elbow.

9. Fit the throttle body.
1. Fit a new gasket to the throttle body.
2. Position the throttle body to the induction elbow.
10. Fit the throttle body securing bolts.

11. Reconnect the multi-plug, located on the bracket under the
left side of th e throttle body.

12. Connect the coolant hoses to the throttle body.
Remove the blanking plugs from the hoses.
Connect the coolant feed hose and secure with the clip.
Connect the coolant return hose and secure with the clip.

13. CAUTION: Under no circumstances may the quadrant be held clear of the throttle stop by cable tension
Refit the throttle cable and ensure that there is neither tension
nor slack in the cable
Tighten the locknut without altering the setting or
introducing twist into the cable outer
Check the kickdown setting us ing the PDU. For scan tool
procedure, refer to 303-14 , Throttle cable, Renew
14. Reconnect the multi-plugs to the throttle body.
1. Connect the throttle body motor multi-plug.
2. Connect the two potentiometer multi-plugs, one each side of the throttle.

3. Connect the vacuum pipe elbow to the throttle
actuator.

15. 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.

16. Reconnect the air cleaner cover.
1. Fit the five clips which secure the air cleaner cover.

17. 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.
18. Reconnect the air flow meter multi-plug.
19. Fit a new strap to secures the vacuum pipe to the induction
elbow.
20. Connect the breather pipe to the A-Bank camshaft cover.
1. Fit a new O-ring seal to the breather pipe.

pipe.
8. Disconnect the air fl ow meter multi-plug.
9. Cut and remove the strap which secures the vacuum pipe to
the induction elbow.

10. 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.

11. Disconnect the air cleaner cover.
Remove the five clips which se cure the air cleaner cover.

12. Remove the intake tube / air flow meter / air cleaner cover
assembly.
1. Remove the intake tube / air flow meter / air cleaner
cover assembly.
2. Remove and discard the ru bber seal; air intake tube
to throttle body.
13. Remove the throttle housing. Refer to Operation 19.70.04.
14. Remove the throttle inductio n elbow. Refer to Operation

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.