ok ruby , rf receiver is in boot on drivers side under parcel shelf " lift " shelf off and on the right against the window is a long flat plastic trim , u need a small philips screwdriver 1 screw on side of trim near seat belt holder , just behind back seat on right against door frame .. remove screw , then with small thin penknife remove the 3 plastic studs from the plastic flat trim be gentle with the studs they pull out , so remove and keep safe with the screw , look down in the gap and near the seat belt end there is a black box with one blue wire and a purple and black wire to the bottom connector ,, ok there should also be a blue round sticker on the black box " rf receiver " the sticker denotes year of fitting . i,e. mark 1 rf , if it has green round sticker that should be mark 2 or hopefully mk 3 .. green is good blue is old !!! anyway as you said earlier everything was working fine before you started fettling so , need more info off you tomorrow , will pm u my number and can help u thru tomorrow after 11am please / ok speak tomorrow cheers mozz