2003 Ford F-150 XL 5.4L Misfire
here is one for you a supercharged 5.4 cuts out under high acceration with spark knock like it is running lean no codes present plugs an coils have been replaced mass air flow readings good fuel pressure and volume good injector pulse witdth fine fuel injector...
FIX posted 10/31/2007
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Vehicle Data2003 Ford F-150 XL
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Vehicle Data
2003 Ford F-150 XL
VIN | 1FTRWO7333 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Under Load |