codes of po171 and po174 bank 1 and 2 both with lean fuel

2005 DODGE DAKOTA
100,500 MILES
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MIKE CHOUINARD
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I have a Dodge Dakota that is not always getting the right gas amount it is giving me scan codes of po171 and po174 bank 1 and 2 both with lean fuel what would cause this to happen i have changed the egr and still reading and running lean

truck runs fine then its like it dont get the gas to always keep going and will stall some times
Apr 2, 2012 at 9:09 PM
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HMAC300
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check your fuel pressure first shold be 58psi +-2
Apr 2, 2012 at 10:34 PM
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MIKE CHOUINARD
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gas presure ok so its something else .
Apr 3, 2012 at 9:14 PM
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HMAC300
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here are possible causes along with a vacuum leak.
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Apr 3, 2012 at 10:43 PM
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DJCL
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DO YOU HAVE SCANNER FREZE FRAME DATA ON THAT CODE. DID IT SET @ HI SPEED OR IDLE HOT OR COLD
Apr 3, 2012 at 11:23 PM