Open rear side widows with emergency operation feature - AR67.39-P-4190V

MODEL 171.4 

Fig 1: Identifying Rear Power Window Motor Connector, Wiring Harness And Plug

Courtesy of MERCEDES-BENZ USA

	Use emergency operation feature only when it is not possible to close the rear side windows with STAR DIAGNOSIS.
1	Open service flap (1) in side trunk lining	Left and right sides of the vehicle.
2	Disconnect left rear power window motor connector (X16/2) and right rear power window motor connector (X16/3)
3	Connect wiring harness electrical lines (2) in plug (3) to 12 V external power source or vehicle battery with suitable electrical lines (wiring cross section min. 2.5 mm 2) and roll rear side windows on left rear and right rear up all the way; then disconnect power source	The left rear and right rear power window motors do not switch off automatically. When the rear side windows are rolled up all the way, immediately disconnect the power source. Otherwise, the left rear and right rear power window motors can be damaged.
		To roll up it is necessary to connect the red/white wiring harness electrical lines (2) in plugs (3) to the positive terminal of the power source.
			Fig 2
4	Connect left rear power window motor connector (X16/2) and right rear power window motor connector (X16/3)
5	Close service flaps (1) in side trunk lining

Fig 2: Identifying Electrical Connection Set (220 589 00 99 00)

Courtesy of MERCEDES-BENZ USA