× 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
2006 Ford E-250 5.4L MIL Lamp on
Posted to Ford Driveability on 3/8/2016 16 Replies

Van will set pending codes for P0171 and P0174. Problem always seems to occur at idle and is intermittent. When it does occur the LTFT numbers climb to almost +20. STFT numbers never look out of spec. Driving down the road fuel trims always look good. Fuel pre...

16 Replies Received (View Replies)

  Related Documents & Media  2006 Ford E-250

 
Message Closed

car Vehicle Data

2006 Ford E-250

VIN 1FDNE24L86
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

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

car Vehicle Data

2006 Ford E-250

VIN 1FDNE24L86
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

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