See also:

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. ...

Switching on/off
1. "Settings" 2. "Head-up display" 3. "Head-up display" Switch the Head-up Display ON/OFF as required. ...

Diagnosis OBD
On the driver's side is an OBD socket for checking components relevant to the composition of the vehicle's emissions. ...