HAD THE SAME PROBLEM HAD TO SMASH THE GRILLE THIS IS THE ONLY WAY OFF GETTING TOO IT ,,I MANAGE JUST TO BREAK A COUPLE OF LUGS OF IT AND GLUED THEM BACK ON ,,,ONCE OFF YOU WILL PROBALY FIND THERE IS A LITTLE PLASTIC ROD WHICH THE KEY TURNS THE CATCH TO OPEN HAS SNAPPED I TOOK THE FULL LOCK OFF AND NOW OPEN IT WITH A LONG FLAT ENDED SCREW DRIVER ,,,I WENT TO THE MAIN DEALER AND THIS IS THE ONLY WAY OFF GETTING THE BONNET OPEN IT,S SO STUPID HOPE THIS HELPS MARKL..
mark mainprize, March 2009