See also:

For US customers
The following only applies to vehicles owned and operated in the US. If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately i ...

Volume of spoken instructions
Turn the volume button while giving an instruction until the desired volume is set. The setting is stored for the remote control currently in use. ...

Calling up the desired speed and distance
While driving Press the button with the system switched on. In the following cases, the stored speed value is deleted and cannot be called up again: When the system is switched off. When ...