
2004 Ford F-150 FX4 5.4L Misfire, MIL Lamp on
This vehicle came to us after 3 other shops. They had changed plugs, 1 coil, air filter, fuel filter, it only misses at about 45 mph and above, under a cruise or slight load. We checked the plug on #3 and the coil. Moved them to #2 cylinder. Still has po303, a...
FIX posted 6/27/2014
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Message Closed w/FIX
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VIN | 1FTPW14514 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire, MIL Lamp On |
Occurs | Under Load, Cruise, Intermittently |
Trouble Codes
P0303 | Cylinder 3 Misfire Detected |
Message Closed w/FIX
Vehicle Data
2004 Ford F-150 FX4
VIN | 1FTPW14514 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire, MIL Lamp On |
Occurs | Under Load, Cruise, Intermittently |
Trouble Codes
P0303 | Cylinder 3 Misfire Detected |