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1997 Ford F-150 5.4L Poor Idle Quality, MIL Lamp on
Posted to Ford Driveability on 3/14/2003 9 Replies

Hi fellow techs,well my # 1 tech went on vacation today, and I got this one. I am wanting to pinpiont the problem with this truck. It seems to have some kind of fuel restrition. What have have you seen out there? Any test I can run to pin it down? Thanks alot ...

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  Related Documents & Media  1997 Ford F-150

 
Message Closed w/FIX

car Vehicle Data

1997 Ford F-150

VIN 1FTEX18L7U
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

1997 Ford F-150

VIN 1FTEX18L7U
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)