2002 Ford F150 My uncles truck

2002 FORD F-150
80,000 MILES • 6 CYL • 2WD • MANUAL
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ALLEN21
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my Uncle gave me his truck to fix. The truck idles rough. but smothes out on excelleration. he replaced the cats for they where glowing. all the cylinders have almost 170psi i have replaced fuel injectors. still the problem exist is there a way to check timing on a truck with a coil pack if so how?
Mar 9, 2010 at 3:12 PM
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BLACKOP555
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what is the fuel pressure in the system.

if the cats are glowing they are gettign too much fuel
Mar 10, 2010 at 1:58 AM
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ALLEN21
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[quote:eb4b96ed62="blackop555"]what is the fuel pressure in the system.

if the cats are glowing they are gettign too much fuel[/quote:eb4b96ed62]

the fuel pressure is at 40psi i got the right timming from the dealership but the problem still exists. do you think the injectors are running wide open?
Mar 11, 2010 at 7:48 AM
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BLACKOP555
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  • 10,386 POSTS
they can infact be hanging up and not shutting off or just being told to be on tooo long.

do you have access to a noid light?
Mar 11, 2010 at 11:37 PM
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