2005 Ford F150 lack of power

2005 FORD F-150
11,400 MILES • V8 • 4WD • AUTOMATIC
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KELLYKELLZ
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  • 1 POST
5.4 triton, lack of power 40 to 60, replaced number 1 injector, right bank, under program o7mo8, and passanger side cat, still an issue plugs replaced, coils replaced,pcm replaced,torque convet replaced, timming is retarding, vcts are noisy but not sticking either side, no known hard faults, no abnormal data is data logger stress tested coils passed, no internal engine issues that i know of please help
Apr 8, 2010 at 6:09 PM
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MMPRINCE4000
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  • 8,548 POSTS
If timing is retarding have you checked the knock sensor on a scanner?

See if it is detecting knock and commanding PCM to retard timing.
Apr 9, 2010 at 8:48 AM