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2003 Ford Expedition XLT 5.4L Poor Idle Quality, stumble at idle
Posted to Ford Driveability on 6/26/2008 10 Replies

Need help bad. I have been working on this expedition for a week now. No codes or pending codes. Vehicle stumbles at idle and under load like a missfire but not able to find missfire. Unplugged each coil at a time and missfire worse same with injectors unplugg...

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  Related Documents & Media  2003 Ford Expedition XLT

 
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car Vehicle Data

2003 Ford Expedition XLT

VIN 1FMPU16193
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stumble at Idle
OccursAlways
Misc.Flex Fuel
Message Closed

car Vehicle Data

2003 Ford Expedition XLT

VIN 1FMPU16193
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stumble at Idle
OccursAlways
Misc.Flex Fuel