[Temp gauge problem...]

the old sender was sold with the old petrol engine,yes everything worked before i swapped the engine.

[Temp gauge problem...]

I have a series 3 lightweight and have just put a 2.5 td engine in ,it goes well but the temp gauge wont work .I used the 2.5 td sender unit ,when i turn on the ignition the needle moves a fraction but never moves from the bottom of the gauge .The gauge worked ok before and the sender is new what have i got wrong ??

[What Da Ya Do.]

I help to bury people, dead ones of course, in a cemetery!!! .

[Series 3 2.25 Petrol Engine]

There is a seal in the timing cover ,take the timing cover off remove the old seal and tap in a new seal.