Method of adjusting the tightening behaviour of an electromagnetic feedback actuator (1, 1a, 1b), wherein the electromagnetic feedback actuator (1, 1a, 1b) has a magnet armature (10, 10a 10b) movable against a spring force by at least one electromagnet (20a, 20b, 20c, 20d), and wherein the position of the magnet armature (10, 10a 10b) in the vicinity of each electromagnet (20a, 20b, 20c, 20d) can be detected by a respective position sensor (40a, 40b, 80a, 80b), and wherein a drive device with a microcontroller drives the at least one electromagnet (20a, 20b, 20c, 20d) and reads in the output signals of the at least one position sensor (40a, 40b, 80a, 80b), comprising the following method steps: - Detecting a respective output position of the magnetic armature (10, 10a 10b) by the at least one position sensor (40a, 40b, 80a, 80b), - starting to drive the electromagnet(s) (20a, 20b, 20c, 20d) with a constant current, - repeated detection of the respective position(s) of the magnet armature (10, 10a 10b) by means of the at least one position sensor (40a, 40b, 80a, 80b) until in each case a constant position value (p1, p2) has been set as a stationary state, - wherein a settling time from the start of the activation of the electromagnet (20a, 20b, 20c, 20d) until the stationary state is reached is additionally detected, - termination of the driving of the electromagnet (20a, 20b, 20c, 20d), - calculating the armature stroke caused by each electromagnet (20a, 20b, 20c, 20d) as a change in position between the respective initial position and the respective constant position value (p1, p2) of the magnet armature (10, 10a 10b), - determining the value of an optimized drive current for each solenoid (20a, 20b, 20c, 20d) by a calculation performed by the drive device or by reading out from a stored table as a function of the detected armature stroke, - storing the value of the optimized drive current for the electromagnet(s) (20a, 20b, 20c, 20d) in a data memory of the drive device. - Detecting a respective output position of the magnetic armature (10, 10a 10b) by the at least one position sensor (40a, 40b, 80a, 80b), - starting to drive the electromagnet(s) (20a, 20b, 20c, 20d) with a constant current, - repeated detection of the respective position(s) of the magnet armature (10, 10a 10b) by means of the at least one position sensor (40a, 40b, 80a, 80b) until in each case a constant position value (p1, p2) has been set as a stationary state, - wherein a settling time from the start of the activation of the electromagnet (20a, 20b, 20c, 20d) until the stationary state is reached is additionally detected, - termination of the driving of the electromagnet (20a, 20b, 20c, 20d), - calculating the armature stroke caused by each electromagnet (20a, 20b, 20c, 20d) as a change in position between the respective initial position and the respective constant position value (p1, p2) of the magnet armature (10, 10a 10b), - determining the value of an optimized drive current for each solenoid (20a, 20b, 20c, 20d) by a calculation performed by the drive device or by reading out from a stored table as a function of the detected armature stroke, - storing the value of the optimized drive current for the electromagnet(s) (20a, 20b, 20c, 20d) in a data memory of the drive device.