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2004 Ford Expedition Eddie Bauer 4.6L Poor Idle Quality, MIL Lamp on
Posted to Ford Driveability on 9/13/2017 22 Replies

Have this Ford Expedition. Code P0171 Lean Bank 1 ONLY is the code it sets. I am out of patience and ideas. Fuel Trims, Short term are ok on both banks, bounce between -5 and +5. Long Term however are polar opposites. Bank 1 at +22 and Bank 2 at -18. Wont set ...

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  Related Documents & Media  2004 Ford Expedition Eddie Bauer

 
Message Closed w/Summary

car Vehicle Data

2004 Ford Expedition Eddie Bauer

VIN 1FMRU17W74
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
Message Closed w/Summary

car Vehicle Data

2004 Ford Expedition Eddie Bauer

VIN 1FMRU17W74
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)