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      01-23-2018, 11:29 AM   #3
RD1M3
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Drives: '11 JZB E92 M3
Join Date: Jun 2013
Location: Charlotte

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Quote:
Originally Posted by deansbimmer View Post
Those are generic OBD codes for pre-cat o2 sensors. Banks 1 and 2. The codes mean the sensors are slow to respond to changes in the exhaust stream so they're probably faulty. Could be from oil fouling or other contaminants. I'd replace them.
Thanks!
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'11 Jerez Black DCT E92 M3 - IND | MPE | KW HAS | Forgestar F14 | Mode Carbon V1 FRP
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