× 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
1997 Mercury Cougar XR-7 3.8L Poor Idle Quality, Cuts out, MIL Lamp on
Posted to Ford Driveability on 2/18/2006 20 Replies

this car came in with a check engine light and codes p0171 and p0174 (lean bank 1 and 2). all computer data looked good so i removed air flow meter and cleaned sensing wires as per ford tsb. 2 days later light came back on with same codes. once again, o2 senso...

20 Replies Received (View Replies)

  Related Documents & Media  1997 Mercury Cougar XR-7

 
Message Closed w/FIX

car Vehicle Data

1997 Mercury Cougar XR-7

VIN 1MELM6244V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Cuts Out, MIL Lamp On
OccursIdle

Trouble Codes

171lean bank 1
174lean bank 2
Message Closed w/FIX

car Vehicle Data

1997 Mercury Cougar XR-7

VIN 1MELM6244V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Cuts Out, MIL Lamp On
OccursIdle

Trouble Codes

171lean bank 1
174lean bank 2