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P0308 Diagnostic Trouble Code Discussion for February 2014

Cylinder 8 Misfire Detected

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Trouble Ticket Help Requests for DTC P0308
Help Request Posted
2010 Ford Expedition Limited 5.4L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 1FMJU2A5XA
P0308: testing and results. ... and check engine light. Found codes p0304 and p0308. Replaced spark plugs due to condition. Misfire returned in less than 1 mile. Replaced ignition coils. Ran good all day until picked up and started up again after a couple of blocks. We then found that wh...
February 04, 2014