× 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
2000 Ford Focus SE 2.0L Poor Idle Quality, Surge
Posted to Ford Driveability on 10/13/2008 8 Replies

Vehicle was brought with idle problem. Will initally idle ok and then starts to idle rough and will eventually stall. Fuel pressure is 45psi - 52 psi. At idle short term fuel trim bank 1 is 42% if you bring off idle and up to about 2500 rpm, fuel trim goes to ...

8 Replies Received (View Replies)

  Related Documents & Media  2000 Ford Focus SE

 
Message Closed w/FIX

car Vehicle Data

2000 Ford Focus SE

VIN 1FAFP34P7Y
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursIdle

Trouble Codes

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

car Vehicle Data

2000 Ford Focus SE

VIN 1FAFP34P7Y
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)