1998 Ford Ranger Correct a P0171,P0174 code output

1998 FORD RANGER
160,000 MILES • 6 CYL • 2WD • AUTOMATIC
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QAZWSX
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How do I correct the situation
(P0171,P0174)

System Adaptive Fuel To Lean (Bank1)
...........................................(Bank2)

thanks
Nov 6, 2008 at 11:39 PM
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