coolant temp

Hello everyone, I own an Audi A2 production year 2001. I have seen many threads here about the coolant temperature sensor problem in many Audi A2. Mine though seems a little odd, as while city driving the temerature reaches 90°C (as it should) and I can see that it operates in the normal fuel...

Scouring the threads I have found these points to check (not in any particular order) and I was hoping anyone with FSI experience of dealing with this could advise of the best order to troubleshoot and repair my coolant issue. 1) Clean contacts in the expansion tank temp sender with contact...