BMW M3 Forum (E90 E92) - View Single Post - i got so many trouble code, CEL especially engine malfunction

kitw · 05-01-2012, 06:55 PM

honestly, put your car back to stock and let the dealership fix it. If you really want to mod if after that, post here about what the dealership fixed to get the codes to go away. Should not be exhaust related.

05-01-2012, 06:55 PM	#17
kitw Colonel Drives: 2013 AW E92 M3 ZCP M-DCT Join Date: Jun 2007 Location: Bay Area, CA Posts: 2,133 iTrader: (13)	honestly, put your car back to stock and let the dealership fix it. If you really want to mod if after that, post here about what the dealership fixed to get the codes to go away. Should not be exhaust related.