2011 Mercedes GLK-Class Owner's Manual - Page 118

116 Windshield wipers Removing the wiper blade X For safety reasons, you should remove the key from the ignition lock. or X Switch off the engine using the Start/Stop button and open the driver's door. X Remove the cause of the obstruction. X Switch the windshield wipers back on. The windshield wipers are inoperative X X Lights and windshield wipers Remove the key from the ignition lock. Fold wiper arm : away from the rear window until it engages. X Position wiper blade ; at a right angle to wiper arm :. X Hold wiper arm : and press wiper blade ; in the direction of the arrow until it is released. X Remove wiper blade ;. Installing the wiper blade X Place new wiper blade ; onto wiper arm :. X Hold wiper arm : and press wiper blade ; in the opposite direction to the arrow until it engages. X Make sure that wiper blade ; is seated correctly. X Position wiper blade ; parallel to wiper arm :. X Fold wiper arm : back onto the rear window. The windshield wiper drive is malfunctioning. X Select another wiper speed on the combination switch. X Have the windshield wipers checked at a qualified specialist workshop. Problems with the windshield wipers The windshield wipers are obstructed Leaves or snow, for example, may be obstructing the windshield wiper movement. The wiper motor has been deactivated.