Zum opening and/or closing an access device for a vehicle on a property such as a garage door (26) an actuating element is actuated (34) to a remote control (12) of the vehicle (10). This Opening the garage door not directly, but first a coded signal with a first code from the remote control (12) to the vehicle (10) sent, the there Processing and effected that the vehicle (10) then a signal, it sends out with a second code is encoded, from a transmitter (38) to a receiver (32), of the access device (26) is associated with. This the opening is effected or also closing the access device.