I have had a problem with seicento cutting out,losss of power after about 20 mins or so ,when it is hot,and ok again when it is cooled ,,,the pipe going into the top of the expansion tank is hot and so is the one that comes out the bottom water is circulating there.... the large pipe to the right of the engine is hot but the pipe going into the right hand side of the rad is cold and so is the rad engine bay gets very very hot,,,how do i text the water pump and where the hell is it on a seicento 2001 1.1 sporting thanks