There's nothing you're going to do to change the settings with the OBDII, most likely. That's for viewing/clearing codes. Get a netbook so that you can, though. You'll appreciate it.
'09 E93 DCT M3 - Jerez on Ext Blk Nov w/Carbon Leather Trim
Custom Tune, OEM Perf Mod, MS Stg 2 Intake, GTS DCT/Euro MDM - MR Hood Vents/sidemarkers, H8 160, tinted tails, Gloss black kidneys w/metallic M fins, V1
WTB: E93 LCI Tails w/harness - Driver heated mirror - Exhaust tips - Driver Door Panel