A method for controlling the air pressure in tires able to be mounted on two powered axles of a motor vehicle, as a function of a driving situation, an engine torque being distributable to the two axles by a distributor clutch, and a plurality of input values being converted in a processing unit into an air pressure value describing the air pressure in each tire, a clutch friction value, which represents the clutch status, being processed into a control value in the processing unit as well. Also, a device which includes means for implementing such a method.