A Real Headache please help

[AK47]

I have a 2004 H2 with air susp.. now the problem is that that the car thinks the right rear door is not shut , and of course this affects the the air susp..now can anybody tell me how does it know when doors are open and shut , in some trucks , they have a plunger switch , and of course there is none on the H2 so is it a circut ie when all doors are shut it completes , as you can imagine the ass is on the floor , as they air susp....wont work ,,,,i have stripped the door panel off but cant find anything out of the ord...now it would help me a lot ,,,,,,,plus i have a problem with water coming in i think i need to clean all rain channels , can anyone also tell me the bulk head the panel where the windscreen wipers sit i need to get in there i know to pop the to raised lids at each side but i dont know how to get them plastic flush clips out that holds the panel down ,,,,,,,,,,,,,,cheers guys

As you can imagine i am in the Czech Republic miles from anywhere


Grant