Subaru Enthusiasts Car Club of the Sierras - View Single Post

Blueline Tuning · 2011-08-25, 09:42 AM

You'll probably throw the p0420 code even with the rear o2 sensor in, if you have an aftermarket downpipe. If it's stock, it's probably the sensor

2011-08-25, 09:42 AM	#13
Blueline Tuning EJ18 Real Name: Logan McDowell Join Date: Aug 2011 Location: Reno/Sacramento Posts: 34 Car: 2007 Kawasaki ZX10R	You'll probably throw the p0420 code even with the rear o2 sensor in, if you have an aftermarket downpipe. If it's stock, it's probably the sensor __________________ "Bill...Strange things are afoot at the Circle K..."