ez-outs are made from a very hard metal, which is liable to break off if too much pressure is used. IMHO the hammered on smaller size socket is a 1st choice.
Apply pentrationg oil to the area and leave for 24 hours before attemping undoing the bolt.
The screen is a small LCD panel. What happens is the connections around the screen lose connection and thus those areas do not work.
Ways to fix are:
Remove screen very carefully and re-install.
Try gently pressing the side of the screen with the dead areas to see if they come back to...
I've had these sensors fitted to my cars since 1992. Works great and have saved many a bash from hidden objects.
My latest unit can now be bought from Argos for about £24 and comes with a manufacturer's 2yr warranty.
Since it's so easy to fit, I figure if it goes wrong, it can replaced for next...
Ordered a 2.0 TDi SE with DSG late Sept 2003. Dealer called and said build date had slipped by 5 weeks to Wk2 ~ 2004, due to shortage of DSG gb's.
Anyone got their special order DSG equipped car yet?
If so, would like to know when your order went through and the car is expected to arrive.