2004 Ford F-150 Lariat 5.4L Poor Idle Quality, Misfire
runs rough at [...] [...] also makes a slight knocking [...] dealer said could be cam phasers/[...] the sensors need at least 14 psi to operate,however the new phasers need less to work.I would like to get any info before ripping into replacement of the sensor...
FIX posted 11/25/2013
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Vehicle Data2004 Ford F-150 Lariat
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Vehicle Data
2004 Ford F-150 Lariat
VIN | 1FTPX12584 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / mfi |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire |
Occurs | Cold, Hot, Idle |