Trouble Codes on 2004 Nissan Altima

I did a diagnostic on my car and came up with three trouble codes. PO430 and PO340 & PO340 p/d. Please help.

by in Bakersfield, CA on June 19, 2009
3 answers 2 comments
ANSWER by , September 23, 2009
Hi Katt, What did this end up being? Was your engine running rough when the light was on? Thanks!
ANSWER by , June 03, 2010
I' M TRYING TO FIND OUT WHAT THESE CODES MEAN PO171 PO174
COMMENT by , June 03, 2010
Here you go: http://repairpal.com/OBD-II-Code-P0171-and-P0174
COMMENT by , June 18, 2010
These codes refer to the following: P0171 system to lean bank 1 P0174 system to lean bank 2 Hope this helps.
ANSWER by , May 20, 2011
Hi Katt,PO430 means Catalyst System Efficiency Below Threshold, PO340 means Camshaft Position Sensor "A" Circuit. And I know some DIY tool, maybe they can help u.