Your car is running rich. It sounds like a possible bad MAF. From Renntech.org:
http://www.renntech.org/forums/topic/7558-p1129-odb-code/
Disconnect the MAF and drive the car. If it runs better, replace the MAF. Your O2 sensors are simply reporting the problem and are probably fine.
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2009 Cayman 2.9L PDK (with a few tweaks)
PCA-GPX Chief Driving Instructor-Ret.
Last edited by Topless; 07-13-2011 at 06:33 AM.
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