Missing no power on 7.3 ps - Ford Powerstroke Diesel Forum
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post #1 of 12 Old 05-14-2007, 01:23 PM Thread Starter
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Angry Missing no power on 7.3 ps

Help trying to figure out whats wrong with 7.3 2001 f-450
Runs fine until warmed up then it acts up no power sounds like its missing
won't run over 45 mph???? Trying to get work done and truck keeps acting up! Please help me.
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post #2 of 12 Old 05-14-2007, 01:34 PM
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is the check engine light on when acts up


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post #3 of 12 Old 05-14-2007, 02:11 PM
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Does it shut off on you? How does the tach act? Does it smoke excessive?
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post #4 of 12 Old 05-14-2007, 02:20 PM
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get your codes like the fellas above said to lead us in a direction....could be a bad injector, under valve cover harness...chaffed wire....we at least need a starting point for diag...
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post #5 of 12 Old 05-14-2007, 06:07 PM Thread Starter
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Angry 7.3 01 ps

Check engine light comes on and blows oil out, puffs blue smoke and runs poorly. Won't pull itself in low lock first gear.......
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post #6 of 12 Old 05-14-2007, 06:08 PM Thread Starter
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Been to ford dealer they replaced 3 injectors and updated
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post #7 of 12 Old 05-14-2007, 06:12 PM Thread Starter
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One garage say's fuel reg or pump we are out of warr don't want someone slaming parts on then not the problem
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post #8 of 12 Old 05-14-2007, 06:13 PM
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if i was a betting man , without pulling codes , i would guess short harness under valve cover loose ,no matter what get codes pulled , go from there


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post #9 of 12 Old 05-14-2007, 06:16 PM Thread Starter
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Thanks we'll look into that.
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post #10 of 12 Old 05-14-2007, 06:16 PM Thread Starter
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No it doesn't shut off
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