METHOD FOR OPERATING A MOTOR VEHICLE, MOTOR VEHICLE AND ELECTRIC MACHINE, AND AIR-CONDITIONING SYSTEM FOR A MOTOR VEHICLE

A method for operating a motor vehicle which comprises an electric machine forming a traction motor and an air-conditioning system for air-conditioning a passenger compartment is provided, wherein a refrigerant present on the part of the air-conditioning system is compressed by way of a compressor of the air-conditioning system, and wherein an internal pressure in an interior of the electric machine, in which a rotor is rotatably mounted, is reduced by way of the same compressor of the air-conditioning system.