The sensor is at the top center of the rear view mirror. If you look closely (at least on the E9x) you will see a small silvery circle about 1/8" in diameter.
Originally Posted by brkf
Thanks. Where's the sensor?
And agreed about the dimming function. Only BMW demands the mirrors dim automatically at night, which drives me nuts, as it makes the mirrors feel pretty much worthless.
Drivers Club at Lime Rock
The Glen Club
International Motor Racing Research Center
Cayman Club Nor'Easters
Madison Ave. Sports Car Driving and Chowder Society (Only a Vice President)
Sports Car Club of America
Polish Racing Drivers of America (PRDA)
American Mural Project