See also:

General notes
USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this devic ...

Setting the rear-compartment airflow using the front control panel
Turn the SmartKey to position 2 in the ignition lock. Activate the rear compartment function via COMAND. The rear-compartment climate control can be controlled via the front control panel ...

Setting the center vents in the rear compartment
ear-compartment air vent thumbwheel ear-compartment air vent, right ear-compartment air vent, left To open/close: turn thumbwheel 1 up or down. ...