Mercedes-Benz CLS-Class 2013 Owners Manual - Manual (Page 124)

Installing the wiper blades
X Position the new wiper blade in the retainer
on the wiper arm and slide it into place in
the opposite direction to the arrow.
The wiper blade audibly engages.
X Make sure that wiper blade is seated
correctly.
X Fold the wiper arm back onto the
windshield.
Problems with the windshield wipers
The windshield wipers are obstructed
X For safety reasons, you should remove the
SmartKey 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
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.
122
Windshield wipers
Lights and windshield wipers