Mercedes-Benz E-Class Operator's Manual page 142

Windshield wipers
140
Changing the wiper blades (version 1)
Removing the wiper blades
Remove the SmartKey from the ignition
X
lock or turn it to position 0 (KEYLESS-GO).
Fold the wiper arm away from the
X
windshield until it engages.
Set the wiper blade at right angles to the
X
wiper arm.
Remove the wiper blade from the retaining
X
pin on the wiper arm in the direction of the
arrow.
Installing the wiper blades
Push the new wiper blade onto the
X
retaining pin on the wiper arm in the
opposite direction to the arrow.
Make sure that the wiper blade slides fully
onto the retaining pin on the wiper arm.
Turn the wiper blade parallel to the wiper
X
arm.
Fold the wiper arm back onto the
X
windshield.
Changing the wiper blades (version 2)
Removing the wiper blades
Remove the SmartKey from the ignition
X
lock or turn it to position 0 (KEYLESS-GO).
Fold the wiper arm away from the
X
windshield until it engages.
Firmly press release knob : and pull wiper
X
blade ; upwards from the wiper arm in the
direction of the arrow.
Installing the wiper blades
Position new wiper blade : in the retainer
X
on the wiper arm and slide it into place in
the direction of the arrow.
The wiper blade audibly engages.
Make sure that the wiper blade is seated
X
correctly.
Fold the wiper arm back onto the
X
windshield.