well i think it is the spider. my immobilisor will not turn off even with EKA. I fitted a new battery as the back-up battery kept going off on the alarm so I unplugged it when installing a new battery and plugged in the alarm it just goes off constantly pressed key fob ...no joy, replaced key fob battery alarm still goes off, disconnected car alarm again ripped out dash to find spider but it is not where it is suppesed to be (under the radio) so where could it be? phoned local dealership and they are a bunch of idiots i think they were employed from the local creche. need help ASAP or I will get a can of petrol and take the car to a remote location on a trailer and blow the thing up i want my disco back as hate driving the mercedes....lol. many thanks

 

http://homepage.ntlworld.com/stage1v...icalSpider.htm

http://forums.lr4x4.com/index.php?showtopic=86

I hope these help, let us know how you make out, if you torch the truck take a video and post it on youtube and then post the link here.