× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2001 Ford F-150 XL 4.2L MIL Lamp on
Posted to Ford Driveability on 4/5/2007 11 Replies

This vehicle came in with a check engine light on. The code was p0171 (lean condition bank 1). Typically on these Fords we followed the service bulletin for the upper intake manifold gaskets internally leaking. We changed all seals, gaskets and pcv valve and c...

11 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 1FTZF17221
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

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

car Vehicle Data

2001 Ford F-150 XL

VIN 1FTZF17221
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)