See also:

Problems with the seat ventilation
The seat ventilation has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. - Switch ...

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 ...

Activation conditions
You can activate the HOLD function if:  - the vehicle is stationary.  - the engine is running.  - the driver's door is closed or your seat belt is fastened.  - the p ...