2003 Jaguar S-Type

I would leave this repair to the professionals if at all posssible. Labor time on this calls for 4 hours with all the correct tools and a lift !

Oil Pan - In-Vehicle Procedures
Removal
All Vehicles
Disconnect the battery ground cable. Refer to Battery Disconnect and Connect.
Open the bonnet.
Raise the oil level indicator approximately 100 mm.
WARNING:Do not work on or under a vehicle supported only by a jack. Always support the vehicle on safety stands.

Raise and support the vehicle.
Remove the air deflector. Refer to Air Deflector.

Detach the accessory drive belt from the air conditioning (A/C) compressor and generator pulleys.
Using a 3/8 inch square drive bar, rotate the accessory drive belt tensioner counter-clockwise.

NOTE:A/C compressor supply and return lines shown removed for clarity.

Detach the A/C compressor.
Using a suitable tie strap, tie the A/C compressor aside.

Detach the generator.
Using a suitable tie strap, tie the generator aside.
Drain the engine oil.

Detach the power steering hose.

Detach the steering gear.

Secure the steering gear.

NOTE:Left-hand shown, right-hand similar.

Remove the engine mounts lower retaining nuts.
Vehicles with Automatic Transmission

Detach the automatic transmission fluid cooler tubes retaining bracket.
All Vehicles

CAUTION:The engine and transmission must not be supported on the transmission oil pan. Failure to follow this instruction may result in damage to the vehicle.

CAUTION:Take steps to prevent damage to the transmission casing.

Support the engine and transmission using a suitable transmission jack or axle stand.
Position the support on the transmission bell housing behind the oil pan.

NOTE:Where fitted.

Remove the bolt securing the secondary air injection (AIR) tube to the oil pan.

NOTE:Where fitted.

Remove the bolt securing the support bracket to the oil pan.

WARNING:Do not remove the subframe retaining bolts. Failure to follow this procedure may result in personal injury.

Loosen the front and rear subframe retaining bolts to enable the oil pan to be removed.

Remove the oil pan rear retaining bolts.

Remove the oil pan.
Remove and discard the oil pan gasket.
Clean and inspect the oil pan and cylinder block sealing surfaces using metal surface cleaner or equivalent meeting Jaguar specification.