What does these codes mean? 272B LR and 272A LR
http://www.scribd.com/doc/82553011/Bmw-Code-Sheet OR to download a pdf, you will need Abobe Reader:www.bavauto.com/Assets/inst_pages/BAS_SR300_1.1.pdf ...and still yet: http://www.endtuning.com/bmwcodes.html
I am trying and keep coming up with "insufficient data" there are not enough characters in what you gave us KO11
Those are adaptations faults meaning your car is likely running lean. Check your crankcase valves they might be torn causing lean faults.
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