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      11-28-2012, 10:47 PM   #5
Ch3ss
Second Lieutenant
 
Drives: E90 335i
Join Date: Apr 2010
Location: CA

Posts: 280
iTrader: (4)

Quote:
Originally Posted by sickem View Post
I had these exact codes. Replaced the primary oxygen sensors a few wks ago but im still getting the fuel mixture codes even now. Does it even on stock tune. With procede aggressive maps I'm maxing out fuel trims even on pump gas.
that sucks. have you tried anything else like intake valve cleaning, swapping injectors/plugs.
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