See also:

Horn
Audible warning to alert other road users to an imminent danger. Press one of the spokes of the steering wheel. Use the horn moderately and only in the following cases: - immediate danger, ...

Automatic adjustment of the xenon headlamps
In order to avoid causing a nuisance to other road users, this system corrects the height of the xenon headlamps beam automatically and when stationary, in relation to the load in the vehicle. ...

Deadlocking
Deadlocking renders the exterior and interior door controls inoperative. It also deactivates the manual central control button. Therefore, never leave anyone inside the vehicle when it is deadlocke ...