
2004 Ford F-150 Lariat 5.4L Misfire
the engine has a misfire at idle on #4. it misfires up to around 2000 to 2500 rpms. fire out of coil is good. injector pulse seems fine. the compression is same as other cylinders [125psi].during the cranking compression test the #4 cylinder builds same as oth...
FIX posted 1/18/2012
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Message Closed w/FIX
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VIN | 1FTPW12574 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Trouble Codes
P0304 | Cylinder 4 Misfire Detected |
Message Closed w/FIX
Vehicle Data
2004 Ford F-150 Lariat
VIN | 1FTPW12574 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Always |
Trouble Codes
P0304 | Cylinder 4 Misfire Detected |