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Trouble Codes

(2004 Nissan Altima)
in Bakersfield, CA on June 19, 2009
I did a diagnostic on my car and came up with three trouble codes. PO430 and PO340 & PO340 p/d. Please help.
Displaying 3 answers & 2 comments
Popular Answer
on June 03, 2010
I' M TRYING TO FIND OUT WHAT THESE CODES MEAN PO171 PO174
on June 03, 2010
Here you go: http://repairpal.com/OBD-II-Code-P0171-and-P0174
on June 18, 2010
These codes refer to the following: P0171 system to lean bank 1
P0174 system to lean bank 2
Hope this helps.
on September 23, 2009
Hi Katt,
What did this end up being? Was your engine running rough when the light was on?
Thanks!
on 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.
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