I've been trying all morning, including local Bosch dealers, and the price seems to come out at £100.
I found the post that you found in the seatcupra.net forum but the guy doesn't really follow it up later so I have my doubts:-
http://www.seatcupra.net/forums/showthread.php?t=152393I'm going to concentrate on getting the MOT on it and then I'll address this problem later, in the meantime I'll get an ebay search going and see if one comes up cheap

At least I now know what the connector is for and yet another example of how this poor old cooling system has been through the mill
