Rear-end door wiper motor, location/task - GF82.30-P-4003T

MODEL 211.2 

Fig 1: View Of Rear-End Door Wiper Motor Location

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Rear window wiper motor, location	The rear-end door wiper motor (M6/4) is located centrally under the paneling in the rear-end door.
Rear window wiper motor, purpose	The rear-end door wiper motor (M6/4) controls the movement of the windshield wiper.