Jaguar X-Type Sedan and Estate (Wagon). Service manual — part 143

8. Detach the coolant hose.

9. Raise the vehicle.

10. Remove the coolant hose.

11. Disconnect the heated oxygen sensor (HO2S) electrical connector.

12. Remove the exhaust manifold heat shield retaining bolt.

13. Lower the vehicle.

14. Remove the exhaust manifold heat shield.

15. Detach the catalytic converter.

Discard the retaining nuts.

Remove and discard the retaining studs.

16. Using a suitable tool remove the HO2S.

17. Remove the exhaust manifold.

Remove and discard the exhaust manifold gasket.

Installation

1. Install the exhaust manifold.

Install the new exhaust manifold gasket.

Complete the tightening sequence.

Tighten to 20 Nm.

2. Install the H02S.

Tighten to 40 Nm.

3. NOTE: Make sure that the retaining nuts are tightened twice in the
sequence shown.

Attach the catalytic converter.

Install new retaining nuts and studs.

Tighten to 9 Nm.

Tighten in the sequence shown to 25 Nm.

4. Install the exhaust manifold heat shield.

Tighten to 11 Nm.

5. Raise the vehicle.

6. Tighten to 11 Nm.

7. Connect the heated oxygen sensor (HO2S) electrical connector.

8. Install the coolant hose.

9. Lower the vehicle.

10. Attach the coolant hose.

11. Install the coolant pipe retaining bracket.

Tighten to 10 Nm.