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2001 Ford F-150 XL 4.2L MIL Lamp on
Posted to Ford Driveability on 3/10/2017 23 Replies

Thank you for reading my post, i have a 01 ford f-150 truck 4.2 v6, cel coming on with code po171 and po174 truck runs fine but fuel trims are hitting there limits, checked for vacc leaks and replaced egr, intake gasket, pcv valve, and fuel filter all were nee...

23 Replies Received (View Replies)

  Related Documents & Media  2001 Ford F-150 XL

 
Message Closed w/FIX

car Vehicle Data

2001 Ford F-150 XL

VIN 1FTZF17231
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.01 Ford F-150 4.2L P0174, Fuel Trim High

Trouble Codes

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

car Vehicle Data

2001 Ford F-150 XL

VIN 1FTZF17231
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.01 Ford F-150 4.2L P0174, Fuel Trim High

Trouble Codes

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