See also:

Trailer towing
PARKTRONIC is deactivated for the rear area when you establish an electrical connection between your vehicle and a trailer. Fold in the ball coupling if the trailer tow hitch is not required. ...

Conditions
On the mobile phone For telephony via COMAND's Bluetooth® interface, a Bluetooth®-capable mobile phone is required. Not all mobile phones available on the market are equally suitable. More de ...

On-board diagnostic interface
WARNING If you connect equipment to the on-board diagnostics interface, it can affect the operation of the vehicle systems. This can impair the operating safety of your vehicle while driving ...