See also:

Running a function
Press the button. The function will run immediately. This means, for example, that the number is dialed when a phone number is selected. ...

The concept
The automatic engine start-stop function helps save fuel. The system switches off the engine during a stop, e. g., in a traffic congestion or at traffic lights. The ignition remains switched on. ...

All around the steering wheel
1 Rear window safety switch 2 Power windows 3 Exterior mirror operation 4 Lane departure warning    Collision warning 5 Lamps Front fog lamps Parking lamps ...