10-03-2012, 08:45 PM
Worlds Foremost Authority
Location: Upper East Side Manhattan - Lime Rock CT
Join Date: Jul 2007
Mein Auto: M4 Cabrio - Cayenne GTS
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.
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