Method and arrangement for locating a in a CBTC (Communication Based Train Control-) -Zugsteuerungs- train protection system and traffic rail vehicle

The invention relates to a method for locating a in a CBTC (Communication Based Train Control) -Zugsteuerungs- and train protection system traffic rail vehicle (9) having an on-board Zugsteuerungseinrichtung and trackside train protection systems and with a localization unit for acquiring positional values ​​(P1) during travel of the rail vehicle (9). In order to perform such a method to quickly locate a railway vehicle with relatively little effort, is stored by means of the locating unit with a in a position of the rail vehicle (9), reliable position value (P1) and a received position value of a (at the travel of the rail vehicle next, 9) passed the reference point (7) a location of the rail vehicle (9) made. The invention also relates to an arrangement for locating a rail vehicle.