
2010 Ford Expedition Limited 5.4L Poor Idle Quality, Hesitation, Misfire, MIL Lamp on
The vehicle came in for a heavy misfire 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 cou...
Summary posted 2/6/2014
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VIN | 1FMJU2A5XA |
Engine | 5.4 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Misfire, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0304 | Cylinder 4 Misfire Detected |
P0308 | Cylinder 8 Misfire Detected |
Message Closed w/Summary
Vehicle Data
2010 Ford Expedition Limited
VIN | 1FMJU2A5XA |
Engine | 5.4 L / 8 cyl / FLEX |
Trans | 6-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Misfire, MIL Lamp On |
Occurs | Intermittently |
Trouble Codes
P0304 | Cylinder 4 Misfire Detected |
P0308 | Cylinder 8 Misfire Detected |