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: ...

Automatic operation of hazard warning lamps
When braking in an emergency, depending on the deceleration, the hazard warning lamps come on automatically. They switch off automatically the first time you accelerate. You can also switch them o ...

Operating fault
With the ignition on, the flashing of this warning lamp and the flashing of AUTO , accompanied by an audible signal and a message in the instrument panel screen, indicates a malfunction of the ...