× 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
2003 Ford Taurus LX 3.0L Poor Idle Quality
Posted to Ford Driveability on 8/10/2005 12 Replies

Hey techs.. I have a 98 ford taurus that came in with P0171 and P0174 about 1000 miles ago (ran great). STFT was constantly of 25% and LTFT was at 28%. Diagnosed MAF and dirty injectors. Replaced MAF and R&R injectors for cleaning. After repair cleared codes a...

12 Replies Received (View Replies)

  Related Documents & Media  2003 Ford Taurus LX

 
Message Closed w/FIX

car Vehicle Data

2003 Ford Taurus LX

VIN 1FAFP52V8W
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursWhen Cooling Fans Are On

Trouble Codes

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

car Vehicle Data

2003 Ford Taurus LX

VIN 1FAFP52V8W
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MPFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursWhen Cooling Fans Are On

Trouble Codes

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