alternatively the processing steps relating to washing and drying may also be started manually in the aforedescribed case the vehicle is washed and dried at a single position here the washing position however when the driver drives his vehicle to a different car wash with a washing chamber and a separate drying chamber then the vehicle must be moved after washing into the drying chamber this different type of car wash was transmitted to the vehicle optionally automatically in the identification signal of the car wash at the beginning of the autonomous driving or before the autonomous driving specifically adapted to the type of car wash washing is then performed at step s 5 after the vehicle has stopped in the washing position in accordance with step s 3 after the last processing step of the washing process the car wash transmits a signal to the vehicle to move onward triggered by this onward driving signal the vehicle and or the engine is restarted the appropriate gear is engaged and the vehicle moves at step s 6 onward from the washing position into a drying position i e from the washing chamber into a drying chamber when the vehicle reaches the drying position it may switch back to idle and the engine may be turned off thereafter.