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Washer pump, location/task/design/function - GF82.35-P-4101T

Model 211.0 /2 

Fig 1: Identifying Windshield Washer Fluid Pump
G07504569Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Washer pump, location The windshield washer fluid pump (M5/1) is located on the washer fluid reservoir at the back of the front right wheelhouse.
Washer pump, purpose The purpose of the windshield washer pump (M5/1) is to pump washing water for cleaning the windshield.
Washer pump, design The windshield washer pump (M5/1) is driven by a DC motor integrated into the pump housing.
Washer pump, function With the washing function, the windshield washer fluid pump (M5/1) pumps the washer fluid out of the reservoir onto the windshield via the hoses and washer fluid nozzles. Actuation is carried out by the driver-side SAM control module with fuse and relay module.