New 2009 2010 BMW Z4 - ZPOST - View Single Post - Replace catalytic converter? Other joys of reaching over 306K kms/290K miles?

B21 · 03-19-2024, 02:14 PM

IMHO I’m not sure it’s a CAT problem or at least not the physical CATs…could be many things like O2 sensors or many other items..as you refrain from having a code reader it’s a dealer visit..he’ll put his code reader on and then we can see..

03-19-2024, 02:14 PM	#2
B21 Captain 167 Rep 627 Posts Drives: E89 Atacama Yellow 35is Join Date: May 2022 Location: Scotland..God’s own country iTrader: (0)	IMHO I’m not sure it’s a CAT problem or at least not the physical CATs…could be many things like O2 sensors or many other items..as you refrain from having a code reader it’s a dealer visit..he’ll put his code reader on and then we can see.. __________________ Much modified 2011 Atacama Yellow 35is…previously a much modified 2012 Atacama Yellow 20i MSport Change history here… https://www.dropbox.com/s/8h1vabklgz...0List.pdf?dl=0 Build thread here… https://z4-forum.com/forum/viewtopic.php?t=131886
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