Not on the e89. Other models such as the F10 have this feature as an optional extra. It checks via GPS and also has a camera to check oncoming signs.
Black Sapphire BMW Z4 sDrive35i
Mods: HiFi Tweeters Stubby LED Halos & Front Indicators DVDInMotion SmartTop 313 BMW Performance Alloys LCI Repeaters http://goo.gl/PF4nSz