Mercedes-Benz E-Class Sedan Operator's Manual page 313

The blower for the ventilation/heating is
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switched off.
The windshield wiper switch is in position 0.
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In car washes with a towing mechanism: neu‐
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tral i is engaged.
The SmartKey is at a distance of at least
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10 ft (3 m) away from the vehicle, otherwise
the trunk lid could open unintentionally.
% Remove the wax from the windshield and
wiper rubber after the car wash; this will pre‐
vent smearing and reduce wiper noise.
Information on using a power washer
& WARNING Risk of accident when using
high-pressure cleaning equipment with
round-spray nozzles
The water jet from a round-spray nozzle (dirt
grinder) may cause damage to tires and sus‐
pension components that is not visible.
Components damaged in this way may fail
unexpectedly.
Do not use high-pressure cleaning
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equipment with round-spray nozzles to
clean your vehicle.
Damaged tires or suspension compo‐
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nents must be replaced immediately.
To avoid damage to your vehicle, observe the fol‐
lowing when using a power washer:
Keep the SmartKey at least 10 ft (3 m) away
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from the vehicle. Otherwise the trunk lid
could open unintentionally.
Maintain a distance of at least 11.8 in
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(30 cm) to the vehicle.
Vehicles with decorative foil: parts of your
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vehicle are covered with a decorative foil.
Maintain a distance of at least 27.6 in
(70 cm) between the foil-covered parts of the
vehicle and the nozzle of the high pressure
cleaner. Move the power washer nozzle
around whilst cleaning.
Observe the information on the correct dis‐
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tance in the equipment manufacturer's oper‐
ating instructions.
Maintenance and care 311
Do not point the nozzle of the power washer
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directly at sensitive parts such as tires, slits,
electrical component parts, batteries, light
sources and ventilation slots.
Washing the vehicle by hand
Observe legal requirements, for example in
some countries washing by hand is only allowed
at specially equipped washing bays.
Use a mild cleaning agent such as car sham‐
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poo.
Wash the vehicle with lukewarm water and a
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soft car sponge. While doing so, do not
expose the vehicle to direct sunlight.
Hose down the vehicle carefully with water
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and dry it with a leather cloth. Make sure
that the water jet is not pointed directly into
the air inlet grille.