See also:

Switching the interior lamps on and off
Press the button. To switch off permanently: press the button for approx. 3 seconds. Switch back on: press button. ...

Note
If equipped with Business mobile phone preparation equipment package or without mobile phone preparation. ...

Automatic deactivation
In certain situations, the Automatic Engine Start/ Stop Function is deactivated automatically for safety reasons, such as when the driver is detected to be absent. Malfunction The automatic en ...