I've been reading so much about the latest 231E software That newer M3's have... I'm trying to update mine... but like the OP, having hard time getting this going.
Any chance there could be a quick step by step?
2013 Audi //RS5 Phantom Black Current
2009 e92 ///M3 Jerez Black<~~Sold
2009 Audi //S5 Phantom Black<~~Sold
2002 e46 ///M3 Carbon Black <~~Sold
2007 Audi //RS4 Dolphin Gray<~~Sold