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1999 Ford Econoline Super Duty Custom 6.8L MIL Lamp on
Posted to Ford Driveability on 5/27/2009 8 Replies

B1S1 goes lean and both fuel trims max out if you shift from park to reverse. If you go to neutral, O2 starts banging away good. If you power brake in reverse then go to neutral O2 stays dead. If you go to drive, it comes back to life. Sure sounds like a bad c...

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  Related Documents & Media  1999 Ford Econoline Super Duty Custom

 
Message Closed w/FIX

car Vehicle Data

1999 Ford Econoline Super Duty Custom

VIN [No VIN Available]
Engine6.8 L / 10 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot, Shifting P-N-R-D and Back

Trouble Codes

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

car Vehicle Data

1999 Ford Econoline Super Duty Custom

VIN [No VIN Available]
Engine6.8 L / 10 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursHot, Shifting P-N-R-D and Back

Trouble Codes

P0171Fuel System Too Lean (Bank 1)