when i turn the key on the fuel pump comes on and the truck will start. it will run for 15-20 seconds and cut out. after it cuts out with the key on i try to start it it will not start(cranks over but no start). turn the key off and back on it will start. i replaced the fuel filter still have the same problem. i have not put fuel in the second tank to see if that fixed the problem. what else could be the problem and how to check it......
fuel problem 90 f150 5.0
Sep 15, 2007
2 Replies
Obviously you don't have the service manual. Search the group under 'fuel problems' and you will probably find a few leads (which, probably, involve a thing called the 'dual function reservoir' and the fact that you have at least three fuel pumps.
yes i do have a service manual for the truck. and as far as i can see i don't have 3 fuel pumps. and all i did was put gas in the second tank and poof it was fixed. has a bad fuel pump. this is my first ford what does the fuel pressure regulator do....
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