Method for adjusting an air conditioning device of a vehicle, having the steps: determining parameters of the air conditioning device which are generated by ventilation elements (2a; 2b; 2c; 2d); activating a status mode of the air conditioning device as a display mode, wherein in the status mode graphic data of a graphic display of a passenger compartment of the vehicle are generated and displayed in such a way that the passenger compartment of the vehicle and the parameters of the air conditioning device are displayed in the passenger compartment; registering an operating intention of a user; activating an adjusting mode of the air conditioning device as a display mode if an operating intention of a user is registered, wherein in the adjusting mode graphic data of a graphic display of the passenger compartment of the vehicle are generated and displayed in such a way that the passenger compartment of the vehicle and the parameters of the air conditioning device are displayed in the passenger compartment, wherein the display comprises graphic switching elements which can be operated; registering an input of the user which is carried out with respect to the graphic switching elements which can be operated, on or in front of a display area for the graphic display; and generating a control command for the air conditioning device of the vehicle as a function of which graphic switching element which can be operated the input was carried out with respect to; characterized in that in the adjustment mode a cross-sectional projection of the passenger compartment is displayed and the parameters of the air conditioning device are displayed in a plane of the cross-sectional projection; and the display of the cross-sectional projection of the passenger compartment in the adjustment mode comprises at least one person (13a; 13b) who is seated on a vehicle seat and the perspective of the display is oriented in the direction of the longitudinal axis of the vehicle. determining parameters of the air conditioning device which are generated by ventilation elements (2a; 2b; 2c; 2d); activating a status mode of the air conditioning device as a display mode, wherein in the status mode graphic data of a graphic display of a passenger compartment of the vehicle are generated and displayed in such a way that the passenger compartment of the vehicle and the parameters of the air conditioning device are displayed in the passenger compartment; registering an operating intention of a user; activating an adjusting mode of the air conditioning device as a display mode if an operating intention of a user is registered, wherein in the adjusting mode graphic data of a graphic display of the passenger compartment of the vehicle are generated and displayed in such a way that the passenger compartment of the vehicle and the parameters of the air conditioning device are displayed in the passenger compartment, wherein the display comprises graphic switching elements which can be operated; registering an input of the user which is carried out with respect to the graphic switching elements which can be operated, on or in front of a display area for the graphic display; and generating a control command for the air conditioning device of the vehicle as a function of which graphic switching element which can be operated the input was carried out with respect to; characterized in that in the adjustment mode a cross-sectional projection of the passenger compartment is displayed and the parameters of the air conditioning device are displayed in a plane of the cross-sectional projection; and the display of the cross-sectional projection of the passenger compartment in the adjustment mode comprises at least one person (13a; 13b) who is seated on a vehicle seat and the perspective of the display is oriented in the direction of the longitudinal axis of the vehicle.