Nissan altima troubleshooting code p0420
![Nissan altima troubleshooting code p0420 #1 Nissan altima troubleshooting code p0420 #1](http://www.freeautomechanic.com/mechanic/forum/wp-content/uploads/2016/02/2005-nissan-altima.jpg)
![Nissan altima troubleshooting code p0420 #2 Nissan altima troubleshooting code p0420 #2](http://ww2.justanswer.com/uploads/baddad1/2011-01-08_163717_capture.png)
![Nissan altima troubleshooting code p0420 #3 Nissan altima troubleshooting code p0420 #3](http://www.nissanclub.com/forums/attachments/engine-performance-2002-2006/35040d1360019294-p0420-code-red-srs-header-after_02012013.jpg)
![Nissan altima troubleshooting code p0420 #4 Nissan altima troubleshooting code p0420 #4](http://www.bizrice.com/upload/20120109/Obd_II_scanner_Nissan_Consult_III.jpg)
![Nissan altima troubleshooting code p0420 #5 Nissan altima troubleshooting code p0420 #5](http://ricksfreeautorepairadvice.com/wp-content/uploads/2013/04/cat-converter.jpg)
![Nissan altima troubleshooting code p0420 #6 Nissan altima troubleshooting code p0420 #6](http://i769.photobucket.com/albums/xx332/hiddfw/02-CoverRemoved.jpg)
![Nissan altima troubleshooting code p0420 #9 Nissan altima troubleshooting code p0420 #9](http://ww2.justanswer.com/uploads/ebrock63/2012-03-01_202247_2012-03-02_132613.png)
![Nissan altima troubleshooting code p0420 #10 Nissan altima troubleshooting code p0420 #10](http://engine-codes.com/uploads/images/27464.png)
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![Obd code p0420 on nissan altima](http://www.nissanclub.com/forums/attachments/engine-performance-2002-2006/35040d1360019294-p0420-code-red-srs-header-after_02012013.jpg)
Obd code p0420 on nissan altima