See also:

Switching on/off
Press the button. ...

Automatic-Transmission
Starting the engine 1. Depress the brake pedal. 2. Press the Start/Stop button. The ignition is activated automatically for a certain time and is stopped as soon as the engine starts. ...

Sound output
Switching on/off When the ignition is switched off: press ON/OFF button on the radio. Muting When the ignition is switched on or the engine is running: press the ON/OFF button on the radio. ...