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1999 Ford Explorer Eddie Bauer 4.0L Surge, Stall
Posted to Ford Driveability on 2/26/2007 25 Replies

Vehicle came in about a month ago with P0171 and P0174 stored lean fuel trims bank one and two. Long term fuel trims were way positive. If the throttle was cracked off idle the fuel trims would go directly to zero or a little negative. If the throttle was heal...

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Message Closed w/FIX

car Vehicle Data

1999 Ford Explorer Eddie Bauer

VIN 1FMZU34E0X
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsSurge, Stall
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0172Fuel System Too Rich (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0175Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

1999 Ford Explorer Eddie Bauer

VIN 1FMZU34E0X
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsSurge, Stall
OccursIdle

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0172Fuel System Too Rich (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P0175Fuel System Too Lean (Bank 2)