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1996 Ford F-150 Eddie Bauer 5.0L Poor Fuel Economy
Posted to Ford Driveability on 8/11/1999

This truck lacks power, and has a misfire at 45mph, with steady throttle. The results of the trouble trees for the mentioned codes seem to indicate the rear O2 sensor is bad. We can't figure out what that has to do with the lack of power. Ford TSB #[...] a...

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car Vehicle Data

1996 Ford F-150 Eddie Bauer

VIN 1FTEX15N2T
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EF1
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursOn Accel, Cruise
Misc.Cal #6-54E-R10

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P0171Fuel System Too Lean (Bank 1)
Message Closed

car Vehicle Data

1996 Ford F-150 Eddie Bauer

VIN 1FTEX15N2T
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EF1
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy
OccursOn Accel, Cruise
Misc.Cal #6-54E-R10

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P0171Fuel System Too Lean (Bank 1)