Removing and reinstalling the intake manifold(and changing the hard coils)
 

The title says it, here is the how to with pics for removing and replacing the intake manifold and getting to those annoying coils and spark plugs by your self. I don't think is very hard to do, only disclaimer is that you need to be really careful not to drop nothing inside your engine.

Link: jaghelp.com: Removing and installing the intake manifold on your Jaguar 2002 X-type

Comments and criticisms are welcome if you feel I missed something.