Method for monitoring the function of an automated conveyor system having at least one conveyor path for maintenance of the conveyor system, wherein conveyor devices which are included by the conveyor path are provided with sensors (11, 12) and actuators (7, 8) which are used to control the movement of the conveyor devices, wherein the sensors (11, 12) and actuators (7, 8) of the conveyor devices are coordinated by means of a plurality of control devices, wherein the control devices comprise decentralised control modules, wherein conveyor device states are determined for monitoring the function of the conveyor system, wherein sensor and/or actuator data of hardware which is required for a functionality of the conveyor devices are captured, that is to say, by the sensors (11, 12) and/or actuators (7, 8) of the conveyor devices which are used to control the movement of the conveyor devices, wherein the sensor and/or actuator data are detected by the decentralised control modules and provided as system parameter data, wherein the system parameter data are transmitted to determine the conveyor device states to a central evaluation unit, wherein predeterminable environmental parameter data with respect to the environment of the conveyor devices are detected, wherein the environmental parameter data are transmitted to the central evaluation unit in order to determine the conveyor device states, wherein the central evaluation unit establishes the conveyor device states based on the received system parameter data and/or environmental parameter data by means of an analysis function, wherein, depending on an analysis result calculated by the analysis function, a predeterminable maintenance measure is introduced. wherein conveyor devices which are included by the conveyor path are provided with sensors (11, 12) and actuators (7, 8) which are used to control the movement of the conveyor devices, wherein the sensors (11, 12) and actuators (7, 8) of the conveyor devices are coordinated by means of a plurality of control devices, wherein the control devices comprise decentralised control modules, wherein conveyor device states are determined for monitoring the function of the conveyor system, wherein sensor and/or actuator data of hardware which is required for a functionality of the conveyor devices are captured, that is to say, by the sensors (11, 12) and/or actuators (7, 8) of the conveyor devices which are used to control the movement of the conveyor devices, wherein the sensor and/or actuator data are detected by the decentralised control modules and provided as system parameter data, wherein the system parameter data are transmitted to determine the conveyor device states to a central evaluation unit, wherein predeterminable environmental parameter data with respect to the environment of the conveyor devices are detected, wherein the environmental parameter data are transmitted to the central evaluation unit in order to determine the conveyor device states, wherein the central evaluation unit establishes the conveyor device states based on the received system parameter data and/or environmental parameter data by means of an analysis function, wherein, depending on an analysis result calculated by the analysis function, a predeterminable maintenance measure is introduced.