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2004 Ford F-150 XLT 5.4L Misfire
Posted to Ford Driveability on 1/19/2010 30 Replies

has repetitive misfire on cyl. 2. Cranking and running compression is good, have changed ignition coil, spark plug, injector. Removed valve cover rocker arms are good. Rev engine to 1500 RPM and misfire goes away, Also, have replaced PCM.

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car Vehicle Data

2004 Ford F-150 XLT

VIN 1FTPX14504
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIdle
Message Closed

car Vehicle Data

2004 Ford F-150 XLT

VIN 1FTPX14504
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIdle