See also:

The concept
The central locking system becomes active when the driver's door is closed. The system simultaneously engages and releases the locks on the following: ▷ Doors. ▷ Trunk lid. ▷ ...

Malfunction
A message is displayed in the instrument cluster. HDC is not available, e.g., due to elevated brake temperatures. ...

Actions in the event of a flat tire
Run-flat tires You can continue driving with a damaged tire at speeds up to 50 mph/80 km/h. Do not continue driving without run-flat tires If the vehicle is not equipped with run-flat tires ...