Suppose, you was fuel level sensor. Served it to you so to speak faithfully some time. And suddenly now - and it breaks. what to do in such situation? In general, about and is article.
So, if you all the same decided own practice repair, then in the first instance must grab information how repair fuel level sensor. For it one may use finder, or look archive issues magazines "Junior technician", "Repair all their hands" and etc., or read profile forum.
I hope this article could help you solve problem.