See also:

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: ...

Driving advice
Distribution of loads Distribute the load in the trailer so that the heaviest items are as close as possible to the axle and the nose weight approaches the maximum permitted without exceeding it. ...

Folding the backrest
Move the corresponding front seat forward if necessary. Check that the corresponding seat belt is positioned correctly against the backrest and buckle it. Place the head restraints in the ...