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Ford F150 Pickup E150 E250 Econoline Heritage P0171 P0174 System Too Lean Bank 1 Bank 2
Ford F150 Pickup E150 E250 Econoline Heritage P0171 P0174 System Too Lean Bank 1 Bank 2

Ford F150 Pickup E150 E250 Econoline Heritage P0171 P0174 System Too Lean Bank 1 Bank 2

Video on diagnosing a FORD E-150 1997-2003, FORD E-250 1997-2003, FORD ECONOLINE 2003, FORD F-150 1997-2003, FORD F-150 HERITAGE 2004 with the 4.2 engine that has the code P0171, system too lean bank 1, and a P0174, system too lean bank 2.
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