986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - CEL diagnosis = "weak O2 sensor." Will it affect performance?

mikefocke · 09-06-2007, 06:44 AM

It did throw a code when queried and that is how the smog is done in many states.

An O2 sensor is something you can DIY if you can get the car up in the air. Instructions and parts lists at my web site

09-06-2007, 06:44 AM	#3
mikefocke Registered User Join Date: Aug 2005 Location: Sanford NC Posts: 2,583	My Weak O2 didn't result in a CEL It did throw a code when queried and that is how the smog is done in many states. An O2 sensor is something you can DIY if you can get the car up in the air. Instructions and parts lists at my web site