The invention relates to a charging plug (100) for coupling to a corresponding plug connection (200) and for transmitting electrical energy, said charging plug comprising a charging plug housing (110) having a latching body (10) which is provided for establishing a detachable frictional and/or interlocking connection between the charging plug (100) and the plug connection (200) together with a corresponding latching body (20) of the plug connection (200), the latching body (10) having at least one detecting element (11) in a portion of the latching body (10) which is provided for frictional and/or interlocking connection to the corresponding latching body (20), and the charging plug housing (110) having at least one sensor unit (111) by means of which the detecting element (11).