Cleaning And Care - Mercedes-Benz S-Class Series 2021 Operator's Manual

330 Maintenance and care
Keeping the air-water duct free
Keep the area between the hood and the
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windshield free of deposits, e.g. ice, snow
and leaves.

Cleaning and care

Notes on washing the vehicle in a car wash
& WARNING Risk of accident due to
reduced braking effect after washing the
vehicle
The braking effect is reduced after washing
the vehicle.
After the vehicle has been washed,
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brake carefully while paying attention to
the traffic conditions until the braking
effect has been fully restored.
* NOTE Damage from automatic braking
If one of the following functions is switched
on, the vehicle brakes automatically in cer‐
tain situations:
Active Brake Assist
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Active Distance Assist DISTRONIC
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HOLD function
R
Active Parking Assist
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To avoid damage to the vehicle, deactivate
these systems in the following or similar sit‐
uations:
During towing
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In a car wash
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* NOTE Damage due to unsuitable car
wash
Before driving into a car wash make
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sure that the car wash is suitable for
the vehicle dimensions.
Ensure there is sufficient ground clear‐
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ance between the underbody and the
guide rails of the car wash.
Ensure that the clearance width of the
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car wash, in particular the width of the
guide rails, is sufficient.
To avoid damage to your vehicle when using a
car wash, ensure the following beforehand:
Active Distance Assist DISTRONIC is deacti‐
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vated.
the HOLD function is switched off.
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the surround view camera or the rear view
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camera is switched off.
the vehicle is locked and the door handles
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retracted.
the side windows and sliding sunroof are
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completely closed.
the blower for the ventilation/heating is
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switched off.
the windshield wiper switch is in position g.
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the SmartKey is at a minimum distance of
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20 ft (6 m) away from the vehicle. Otherwise,