× 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 Freestar SE 3.9L Hesitation, Misfire, MIL Lamp on
Posted to Ford Driveability on 5/13/2011 13 Replies

Customer says engine was misfiring,pinging and loss of [...] I first scanned PCM and pulled those codes [...] was +40 to 50% increase on both banks and No LTFT's at all,looked to be disabled? The fuel pump duty cycle is 100% all the [...] pressure was [...] wh...

13 Replies Received (View Replies)

  Related Documents & Media  2006 Ford Freestar SE

 
Message Closed w/Summary

car Vehicle Data

2006 Ford Freestar SE

VIN 2FMDA51616
Engine3.9 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursIntermittently

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0511Idle Air Control Valve Circuit Malfunction
P2195Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean
P2197Air Fuel Sensor (Bank 2 Sensor 1) Signal Stuck Lean
Message Closed w/Summary

car Vehicle Data

2006 Ford Freestar SE

VIN 2FMDA51616
Engine3.9 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursIntermittently

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0511Idle Air Control Valve Circuit Malfunction
P2195Air Fuel Sensor (Bank 1 Sensor 1) Signal Stuck Lean
P2197Air Fuel Sensor (Bank 2 Sensor 1) Signal Stuck Lean