Patent ID: 8882927

Claim:
A method for washing-wiping of a windshield and de-icing of a wiper in a vehicle in response to a request, wherein the vehicle has a pump for selectively delivering a washing fluid to a primary nozzle configured to spray the washing fluid on the windshield and a secondary nozzle configured to spray the washing fluid on the wiper, the method comprising: starting the pump, and determining whether an outside air temperature T outside the vehicle is greater than a predetermined value Tc; and if T>Tc: running the wiper in a wash mode while the pump continues to run, delivering the washing fluid to the primary nozzle while the pump continues to run, and stopping the pump when the request ends; else if T<Tc, then: running the wiper in a de-icing mode while the pump continues to run, determining whether the wiper is moving, and if the wiper is not moving, delivering the washing fluid to the secondary nozzle while the pump continues to run; or if the wiper is moving, not delivering the washing fluid to the secondary nozzle; and stopping the pump when the request ends.