A method and a system for locating a mobile device

The invention relates to a method for locating a mobile device (2) in an environment (12), wherein the device (2) a plurality of sensors (6, 8, 10) for detecting the area (12) of the device (2) using different having isolation methods, wherein the area (12) has a reference card is present, comprising a plurality of positions within the environment (12), said at least one location method for at least one position within the environment (12), the at least one sensor (6, 8, 10) (for detecting the ambient 12) is to be performed, it is recommended, in which (for a current position of the mobile device 2) for locating the device (2) the at least one recommended, according to the reference map localization method (6 having at least one sensor, perform 8, 10), is used.