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: ...

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, ...

Locating your vehicle
Press the closed padlock to locate your locked vehicle in a car park. This is indicated by lighting of the courtesy lamps and flashing of the direction indicators for a few seconds. ...