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1999 Ford E-250 Econoline 5.4L Poor Idle Quality, MIL Lamp on, p0171
Posted to Ford Driveability on 4/3/2009 16 Replies

if any tech out there could help it would be greatly appreciated. van is running lean bank one, fuel trim is 25% one and -1% bank 2, with a lean shake at idle but no hard missfire. smoked engine several times warm and cold, no leaks found. baro is sitting at 1...

16 Replies Received (View Replies)

  Related Documents & Media  1999 Ford E-250 Econoline

 
Message Closed w/FIX

car Vehicle Data

1999 Ford E-250 Econoline

VIN 1FTPS24L8X
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp on, P0171
OccursHot

Trouble Codes

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

car Vehicle Data

1999 Ford E-250 Econoline

VIN 1FTPS24L8X
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp on, P0171
OccursHot

Trouble Codes

P0171Fuel System Too Lean (Bank 1)