See also:

Problems with the SmartKey
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Adjusting the climate mode settings (AIR FLOW)
This function is only available with 3-zone automatic climate control. The climate mode settings are especially effective at high temperatures. You can select the following climate mode settin ...

Center console, upper section
1 Audio system/COMAND; see the separate operating instructions 2 Seat heating 3 Seat ventilation 4 PARKTRONIC 5 Downhill Speed Regulation (vehicles without AIRMATIC package) 6 Hazard war ...