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1999 Ford Expedition Eddie Bauer 5.4L Excessive Emissions, failed nox
Posted to Ford Driveability on 12/7/2009 10 Replies

failed high nox 3.0 gpm limit 2.0gpm, has new aftermarket cats, egr kills engine when applied, dpfe 1.25 volts idle and with manually applying vacuum to egr goes to 4.99 volts, i monitored dpfe while driving and egr percentage never gets past 60% and dpfe sens...

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car Vehicle Data

1999 Ford Expedition Eddie Bauer

VIN 1FMPU18L1X
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Failed NOx
Message Closed w/FIX

car Vehicle Data

1999 Ford Expedition Eddie Bauer

VIN 1FMPU18L1X
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Failed NOx