3381 posts · Joined 2009. #12 · Oct 12, 2012. The button doesn't light up and it doesn't do anything if the fob is programmed to unlock all doors on a press. If you set the fob to unlock just the drivers door the button becomes live to assist in unlocking the rest of the doors once your inside. Yep thats the simple answer to this question, one press of the fob lock button locks the doors, a second press double locks the car and switches the alarm on. Steve. 53 Ink Blue Mondeo ST220 estate. 08 Tonic Blue S-Max Titanium. And my other toys are: 1994 Radiant Red Ford Escort RS2000 4x4. Ford Mondeo - Mondeo central locking - mind of its own! - Ian11 : hi, I have a w reg(yr 2000) mondeo 2ltr petrol GLX. the central locking has a mind of it's own, whilst driving along the doors (central locking) will lock for no reason. Ford Mondeo Mk1 / Mk2 (1993-2001) Delayed central locking. Tags central lock delay problem. Jump to Latest Follow Driver door and rear driver door electrics not working on Ford Mondeo mk4. Fuses checked-all OK. Dashboard info insists driver door is open, but not rear driver door, and central locking doesn't work … read more Ford Model: Mondeo. Posted August 29, 2010. Hi. Get into the trunk via the rear seat. Remove the panel on the tailgate. Pull the cable that the 'electrics' would have pulled to release the lock. Put up a photo of the electrics and the lock. Quote. An easy upgrade to remote central locking. Remove module, plug in replacement & program remote fob key. As for interior light staying on. it should turn on when unlocking doors & turn off when ignition is turned on or door are locked. Common problem is CTM built into instrument cluster - Pull fuse on back of fuse/relay panel located behind Ford Model: Mondeo Titanium 180 Ford Year: Focus MK4 media screen issue. Help..central locking opens all 4 doors but does not open boot. To undo it you push on a clip at the top if memory serves and push the unit up some to release it from the car. Then undo each plug and plug it into the new unit (should you not want to loose track of which plug goes where by unplugging em all.) then put your unit back onto the car in reverse order. Check ur owners manual or the wiki on here on 627 posts · Joined 2012. #9 · Feb 14, 2014 (Edited by Moderator) there's a antenna where the spare wheel is look under the floor mat it sits in the back where the foam tray is has a space for it unsure what its for but worth a look but I know its a antenna for something. petrol ford mondeo mk4 2.0 titanium x 57 plate. ugCc9.