Method for operating a two-wheeled vehicle , - wherein the two-wheeled vehicle comprises a drive unit and a sensor system , - wherein the sensor system has a rotation rate sensor , an acceleration sensor , and a wheel speed sensor , - wherein the wheel speed sensor is designed to detect at least one measurement pulse per revolution of a wheel of the two-wheeled vehicle , and - wherein the method comprises the following steps: - detecting rotation rates, in particular three-dimensional rotation rates, of the two-wheeled vehicle by means of the rotation rate sensor , - detecting acceleration values of the two-wheeled vehicle by means of the acceleration sensor , - estimating a motion state of the two-wheeled vehicle on the basis of the detected rotation rates, - wherein the motion state comprises estimated values for estimated acceleration values and for an estimated speed and for an estimated distance covered, - first correcting of the estimated motion state on the basis of the detected acceleration values, characterized in that the method furthermore comprises the following steps: - determining an instantaneous steering angle ( δ ) of the two-wheeled vehicle on the basis of the corrected estimated motion state, and - actuating the drive unit and/or an anti-lock braking system of the two-wheeled vehicle as a function of the instantaneous steering angle ( δ ) determined. - wherein the two-wheeled vehicle comprises a drive unit and a sensor system , - wherein the sensor system has a rotation rate sensor , an acceleration sensor , and a wheel speed sensor , - wherein the wheel speed sensor is designed to detect at least one measurement pulse per revolution of a wheel of the two-wheeled vehicle , and - wherein the method comprises the following steps: - detecting rotation rates, in particular three-dimensional rotation rates, of the two-wheeled vehicle by means of the rotation rate sensor , - detecting acceleration values of the two-wheeled vehicle by means of the acceleration sensor , - estimating a motion state of the two-wheeled vehicle on the basis of the detected rotation rates, - wherein the motion state comprises estimated values for estimated acceleration values and for an estimated speed and for an estimated distance covered, - first correcting of the estimated motion state on the basis of the detected acceleration values, characterized in that the method furthermore comprises the following steps: - determining an instantaneous steering angle ( δ ) of the two-wheeled vehicle on the basis of the corrected estimated motion state, and - actuating the drive unit and/or an anti-lock braking system of the two-wheeled vehicle as a function of the instantaneous steering angle ( δ ) determined. - detecting rotation rates, in particular three-dimensional rotation rates, of the two-wheeled vehicle by means of the rotation rate sensor , - detecting acceleration values of the two-wheeled vehicle by means of the acceleration sensor , - estimating a motion state of the two-wheeled vehicle on the basis of the detected rotation rates, - wherein the motion state comprises estimated values for estimated acceleration values and for an estimated speed and for an estimated distance covered, - first correcting of the estimated motion state on the basis of the detected acceleration values, characterized in that the method furthermore comprises the following steps: - determining an instantaneous steering angle ( δ ) of the two-wheeled vehicle on the basis of the corrected estimated motion state, and - actuating the drive unit and/or an anti-lock braking system of the two-wheeled vehicle as a function of the instantaneous steering angle ( δ ) determined. - determining an instantaneous steering angle ( δ ) of the two-wheeled vehicle on the basis of the corrected estimated motion state, and - actuating the drive unit and/or an anti-lock braking system of the two-wheeled vehicle as a function of the instantaneous steering angle ( δ ) determined. <EOS>