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2003 Ford Expedition XLT 5.4L Fuel Trim
Posted to Ford Engine on 7/23/2012 11 Replies

This expedition is my personal rig. The problem here is that the long term,bank 1, fuel trim is running +10 - +15 lean. The other fuel trims are 0 - 5 percent. There is plenty of power and response. When the throttle is opened,the trim drops closer to 0,then b...

11 Replies Received (View Replies)

  Related Documents & Media  2003 Ford Expedition XLT

 
Message Closed w/FIX

car Vehicle Data

2003 Ford Expedition XLT

VIN 1FMFU16L83
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedFuel Trim
ConditionsLean Condition
Message Closed w/FIX

car Vehicle Data

2003 Ford Expedition XLT

VIN 1FMFU16L83
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedFuel Trim
ConditionsLean Condition