how do you bypass the fuel relay to see if thats a problem why the fuel pump doesn't on a 1989 f-150

how do you bypass the fuel relay to see if thats a problem why the fuel pump doesn't on a 1989 f-150 1 Answer

The fuel pump doesn't come on when i turn the key switch on and it did a week ago and how do you bypass the relay to tell if thats the problem? 2 Answers

how to check the ground on fuel injectors on a 2000 f 150? 3 Answers

my truck wont start? its getting fuel to the rails, but not injectors, and wont start. I can spray starting fluid into breather, and it starts, but wont stay running. I replaced the fuel pump, fuses...

How do I determine if my truck problem is a fuse, regulator or the fuel pump? 1 Answer

Our truck broke down when we stopped at rest area after driving 150 miles or so. It would crank but not start and has a new battery and 1/2 tank of gas. How do I determine if it is a fuse, regul...

If everything electrical in a 1999 F-150 appears to shutdown, is the problem a fuse/relay? 1 Answer

I attempted to start my 1999 F-150. When I turned the ignition switch, everything electrical appeared to shutdown. In about 5 minutes, the dome lights came back on. I attempted to start the engine,...