Device for adjusting, according to the operating situation, the vibrational properties of bearing elements (VLE1... VLEn) for mounting a unit, especially an internal combustion engine and/or a transmission, in a motor vehicle, having: an operating-situation-detection device having a multiplicity of operating-situation-detection blocks (E1, E2, E3, E4) for detecting a corresponding multiplicity of different operating situations of the motor vehicle on the basis of operating-situation-specific input signals, and for supplying a corresponding respective operating-situation output signal (B1, B2, B3, B4); a prioritization device for receiving the operating-situation output signals (B1, B2, B3, B4) and for cyclically defining a bearing-adjustment-relevant operating situation according to a predetermined stored priority distribution, and for supplying a corresponding, prioritized operating-situation output signal; a parameter-defining device for defining an adjustment parameter set (EPS1... EPSn) for at least one bearing element (VLE1... VLEn) on the basis of the prioritized operating-situation output signal; and an adjustment device for adjusting the vibrational properties of the bearing element (VLE1... VLEn) on the basis of the adjustment parameter set (EPS1... EPSn); characterized in that the parameter-defining device is coupled to a data bus in such a way that the data bus can send a mode signal to the parameter-defining device, and in that at least one operating-situation-detection block (E1, E2, E3 or E4) is embodied in such a way that a signal of a pressure sensor is taken into account for the detection of at least one operating situation and for supplying a corresponding operating-situation signal (B1 or B2 or B3, B30, B31, B32, B33 or B4), wherein the pressure sensor is designed to measure the pressure of a magnetorheological fluid in a chamber of a bearing element (VLE1... VLEn). an operating-situation-detection device having a multiplicity of operating-situation-detection blocks (E1, E2, E3, E4) for detecting a corresponding multiplicity of different operating situations of the motor vehicle on the basis of operating-situation-specific input signals, and for supplying a corresponding respective operating-situation output signal (B1, B2, B3, B4); a prioritization device for receiving the operating-situation output signals (B1, B2, B3, B4) and for cyclically defining a bearing-adjustment-relevant operating situation according to a predetermined stored priority distribution, and for supplying a corresponding, prioritized operating-situation output signal; a parameter-defining device for defining an adjustment parameter set (EPS1... EPSn) for at least one bearing element (VLE1... VLEn) on the basis of the prioritized operating-situation output signal; and an adjustment device for adjusting the vibrational properties of the bearing element (VLE1... VLEn) on the basis of the adjustment parameter set (EPS1... EPSn); characterized in that the parameter-defining device is coupled to a data bus in such a way that the data bus can send a mode signal to the parameter-defining device, and in that at least one operating-situation-detection block (E1, E2, E3 or E4) is embodied in such a way that a signal of a pressure sensor is taken into account for the detection of at least one operating situation and for supplying a corresponding operating-situation signal (B1 or B2 or B3, B30, B31, B32, B33 or B4), wherein the pressure sensor is designed to measure the pressure of a magnetorheological fluid in a chamber of a bearing element (VLE1... VLEn).