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Old 10-03-2012, 06:13 PM
gpburdell gpburdell is offline
Officially Welcomed to the 'Fest
Location: Atlanta
Join Date: Sep 2012
Posts: 404
Mein Auto: 2010 335i Cabrio
Originally Posted by pointandgo View Post
I'm wondering if the BMW "asterisk" calculates that the temperature is declining when the symbol appears and chime goes off. Last time that I checked, ice doesn't form at 38 deg. F.
If its below 38F at the sensor, it could be sub-32F nearby with little to no warning. The idea of warning beforehand tends to work a little better than after you've slid into the oncoming lane...
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