See also:

Switching off
The system can be deactivated as follows: ▷ Press the button. ▷ Switch off the ignition. ...

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. ...

Windshield washer nozzles
The washer jets are automatically heated whenever the ignition is switched on.   ...