See also:

Switching the interior lamps on and off
Press the button. To switch off permanently: press the button for approx. 3 seconds. To clear this setting: press the button. ...

Avoid high engine speeds
Driving at a low engine speed reduces fuel consumption and minimizes wear. ...

Controls
Activating Switch position with the ignition switched on. The turning lamps are automatically switched on depending on the steering angle or the use of turn signals. Standstill function: to ...