Originally Posted by MS Fowler

From what I remember, that sounds like the same design fuel sender that my 240D had. Mine had the same brokem, hair-like wire that I was able to resolder. I was able to bend the tab to which the wire is soldered to make the wire reach. On W123 chasis the job of getting to the fuel sender is even easier---remove the first aid kit, and the box--the fuel sender is right under it.