See also:

Secondary control
For mechanically locking and unlocking the doors in the event of a fault with the central locking system or a battery failure. ...

Horn
Audible warning system to alert other road users to an imminent danger. Press the central part of the multifunction steering wheel. Use the horn moderately and only in the following circumstances: ...

Rear armrest
Comfort and storage device for the rear passengers. Lower the rear armrest for a more comfortable position. The armrest incorporates two cup holders. ...