See also:

Automatic locking feature
The vehicle locks automatically when the ignition is switched on and the wheels of the vehicle are turning at a speed of more than 9 mph (15 km/h). You could therefore be locked out when: - ...

Cleaning the steering wheel and gear or selector lever
Thoroughly wipe with a damp cloth or use leather care agents that have been recommended and approved by Mercedes- Benz. ...

Notes on audio AUX mode
You can connect an external audio source (AUX) to COMAND. The socket for this is located in the glove box. If COMAND is equipped with a Media Interface, external audio sources are connected u ...