Ventilation Temperature Sensor (IHKA High Only)
WARNING: This page does not describe the selected car, but rather 33 other vehicles, including the 2010 BMW M5, 2009 BMW M5, 2008 BMW M5, 2008 BMW 760Li, and 2007 BMW M5. However, it is still accessible from the selected car via links, so may be relevant.
A sensor is integrated in the air duct to measure the ventilation temperatures. This sensor measures the delivery temperature directly in the middle of the ventilation grille.