Method for self-training an automatic gear-shifting mechanism of a two-wheeled vehicle, the method comprising the steps of • detecting at least o a first speed variable (N), representing the rotational speed of the pedal crank of the two-wheeled vehicle, and o a torque variable (M), representing torque applied to the pedal crank by the rider, and o the selected gear (n) of the automatic gear-shifting mechanism , and • performing a gear-changing operation to an automatic gear in dependence on the speed variable (N), the torque (M) and the selected gear (n) on the basis of a characteristic map, and • detecting a first manual gear-changing request of the rider, and • performing a gear-changing operation to a first target gear in dependence on the gear-changing request, and • modifying the characteristic map by assigning the first target gear to the detected speed variable (N) and to the detected torque (M), characterized in that the method additionally includes the steps of • detecting a second manual gear-changing request after the first manual gear-changing instruction by the rider during a predetermined time period, and • modifying the characteristic map in dependence on a predetermined time period elapsing without a second manual gear-changing request being detected. the method comprising the steps of • detecting at least o a first speed variable (N), representing the rotational speed of the pedal crank of the two-wheeled vehicle, and o a torque variable (M), representing torque applied to the pedal crank by the rider, and o the selected gear (n) of the automatic gear-shifting mechanism , and • performing a gear-changing operation to an automatic gear in dependence on the speed variable (N), the torque (M) and the selected gear (n) on the basis of a characteristic map, and • detecting a first manual gear-changing request of the rider, and • performing a gear-changing operation to a first target gear in dependence on the gear-changing request, and • modifying the characteristic map by assigning the first target gear to the detected speed variable (N) and to the detected torque (M), • detecting at least o a first speed variable (N), representing the rotational speed of the pedal crank of the two-wheeled vehicle, and o a torque variable (M), representing torque applied to the pedal crank by the rider, and o the selected gear (n) of the automatic gear-shifting mechanism , and o a first speed variable (N), representing the rotational speed of the pedal crank of the two-wheeled vehicle, and o a torque variable (M), representing torque applied to the pedal crank by the rider, and o the selected gear (n) of the automatic gear-shifting mechanism , and • performing a gear-changing operation to an automatic gear in dependence on the speed variable (N), the torque (M) and the selected gear (n) on the basis of a characteristic map, and • detecting a first manual gear-changing request of the rider, and • performing a gear-changing operation to a first target gear in dependence on the gear-changing request, and • modifying the characteristic map by assigning the first target gear to the detected speed variable (N) and to the detected torque (M), characterized in that the method additionally includes the steps of • detecting a second manual gear-changing request after the first manual gear-changing instruction by the rider during a predetermined time period, and • modifying the characteristic map in dependence on a predetermined time period elapsing without a second manual gear-changing request being detected. • detecting a second manual gear-changing request after the first manual gear-changing instruction by the rider during a predetermined time period, and • modifying the characteristic map in dependence on a predetermined time period elapsing without a second manual gear-changing request being detected. <EOS>