is there a relay/controler for remote/fob lock/unlock
http://www.autologic-diagnostics.com/media/uploads/pdfs/tech_specs/jag_techspec_autologicsoftwaretechspecforjaguarvehicles_en_pf_v4.0.pdf ..have a look at that site, start at page 6 and scroll down until you see which car is yours. there is a separate module for the drivers door, there are 9 total Body Control Modules
Search Jaguar X-TYPE Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Jaguar X-TYPE Experts