A method for assisting a vehicle which is determined to be undrivable, which includes requesting an assistance vehicle by position information of the vehicle and navigating the assistance vehicle to the vehicle by the position information. The method determines, using a cause of why the vehicle is undrivable further, whether restoring the driving capability of the vehicle requires human assistance and navigates the vehicle with the assistance vehicle in a driverless state to a location of the vehicle at least if the restoring process does not require human assistance or merely requires remote human assistance. Also disclosed is a method for assisting a vehicle which requires repair and/or maintenance, wherein the vehicle is taken in a driverless state to a repair location.