Abstract: A convertible vehicle with a movable roof and at least one movable cover part that in its closed position, covers a receiving area for the opened roof situated in the auto body and which can be moved up by at least one drive element is provided. The at least one drive element is arranged on a fastening device that can be mounted on the auto body which is also a support for at least one control unit, a hydraulic pump and connections of control lines leading to the drive units for roof movement. A multifunctional holding or fastening device with several connection flanges to accommodate at least one control unit, a pump, and connections for emerging hydraulic lines is also provided. The multifunctional holding device is designed as a support for at least one drive element for a cover part of a compartment top of a convertible vehicle.