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Codes of PO171 and PO174 bank 1 and 2 both with lean fuel

Tiny
MIKE CHOUINARD
  • MEMBER
  • 2005 DODGE DAKOTA
  • 100,500 MILES
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
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Monday, April 2nd, 2012 AT 9:09 PM

4 Replies

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Check your fuel pressure first shold be 58psi +-2
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Monday, April 2nd, 2012 AT 10:34 PM
Tiny
MIKE CHOUINARD
  • MEMBER
  • 3 POSTS
Gas presure ok so its something else.
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Tuesday, April 3rd, 2012 AT 9:14 PM
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Here are possible causes along with a vacuum leak.
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Tuesday, April 3rd, 2012 AT 10:43 PM
Tiny
DJCL
  • MECHANIC
  • 767 POSTS
DO YOU HAVE SCANNER FREZE FRAME DATA ON THAT CODE. DID IT SET @ HI SPEED OR IDLE HOT OR COLD
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Tuesday, April 3rd, 2012 AT 11:23 PM

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