Mercedes-Benz S-Class 2020 Owner's Manual page 180

Fitting the wiper blades
Insert the new wiper blade into the wiper
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arm in the direction of arrow 1.
Slide catch 2 in the direction of arrow
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until it engages in the locking position.
Make sure that the wiper blade is seated cor‐
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rectly.
Fold the wiper arms back onto the wind‐
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screen.
Switch on the ignition.
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Press the î button on the combination
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switch.
The wiper arms will return to the original
position.
Switch the ignition off.
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3
Light and sight 177
Maintenance display
Remove protective film 1
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nance display on the tip of the newly fitted
wiper blades.
When the colour of the maintenance display
changes from black to yellow, the wiper blades
should be replaced.
from the mainte‐