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: ...

Operation
When a petrol filler nozzle is introduced into the fuel filler neck of your Diesel vehicle, it comes into contact with the flap. The system remains closed and prevents filling. Do not persist but ...

Removing a wheel
Parking the vehicle Immobilise the vehicle where it does not block traffic: the ground must be level, stable and not slippery. Apply the parking brake, switch off the ignition and engage first gea ...