METHOD FOR OPERATING A WINDOW WASHING SYSTEM

The invention relates to a method for operating a window cleaning system (10) of a vehicle (1), in which the following steps are carried out:-repeatedly initiating a wiping movement of at least one wiping arm (21) on a window (2) of the vehicle (1), in which wiping movement the window (2) is wiped by the wiping arm (21); the wiping arm (21) is moved upwards (201) from a lower reversing position (UWL) to an upper reversing position (OWL) and moved downwards (202) from the upper reversing position (OWL) to the lower reversing position (UWL),-for each wiping movement, an output of the cleaning agent is initiated for outputting the cleaning agent (26) from at least one nozzle (25) of the wiping arm (21) during the upward movement (201), during the downward movement (202), the discharge of the cleaning agent has been activated in order to apply the cleaning agent (26) to the window pane (2) before reaching the lower reversing position (UWL). 一种用于运行交通工具(1)的窗玻璃清洗系统(10)的方法，其中，实施以下步骤：-重复地发动至少一个擦拭臂(21)在交通工具(1)的窗玻璃(2)上的