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1997 Ford F-150 Lariat 5.4L Poor Fuel Economy
Posted to Ford Driveability on 2/24/2005 9 Replies

Have this customer that can only get 280-300 Kilometers out of a tank of fuel. First time in found Bank 1 pre and post O2 sensors sluggish and unresponsive. Replaced them and milage is little better but computer still wants to enrichen. Long term fuel trim at ...

FIX posted 2/26/2005

9 Replies Received (View Replies)

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car Vehicle Data

1997 Ford F-150 Lariat

Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsPoor Fuel Economy

Trouble Codes

P1000Ignition Coil 2 Primary Circuit Performance