See also:

Driving with summer tires
Observe the notes in the "Winter operation" section. ...

Load index
Tire data is vehicle-specific and may deviate from the data in the example. In addition to the load bearing index, load index 1 may be imprinted after the letters that identify speed index 6 ...

Switching the rear-compartment climate control on/off 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 ...