Question about Cars & Trucks
The catalytic converter can cause it because of back pressure. Have you tried pulling the codes off the ecm? There are several things that can cause it. Pull the codes and see if any have logged. If they have Post please.
Posted on May 08, 2014
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Posted on Jan 02, 2017
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Dec 12, 2012 | 2005 Nissan Maxima
Jun 29, 2012 | 2005 Nissan Maxima
P0171 indicates a lean condition. The most common cause of
this is a defective mass air flow sensor. Also check if any vacuum
leaks.Replace MAf sensor,if cleaning the MAF does not help.
Aug 04, 2010 | 2005 Nissan Maxima
Jul 07, 2010 | 2005 Nissan Maxima
Nov 09, 2009 | 2005 Nissan Maxima
Oct 03, 2009 | 2005 Nissan Maxima
May 21, 2009 | 2005 Nissan Maxima
Apr 05, 2009 | 2005 Nissan Maxima
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