Mercedes-Benz S-Class 2020 Owner's Manual page 208

Open a window on the side of the vehi‐
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cle facing away from the wind to ensure
an adequate supply of fresh air.
& WARNING Risk of accident due to the
brake system overheating
If you leave your foot on the brake pedal
when driving, the brake system may over‐
heat.
This increases the braking distance and the
brake system may even fail.
Never use the brake pedal as a footrest.
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Do not depress the brake pedal and the
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accelerator pedal at the same time
while driving.
* NOTE Engine damage due to excessively
high engine speeds
The engine will be damaged if you drive with
the engine in the overrevving range.
Do not drive with the engine in the over‐
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revving range.
* NOTE Causing wear to the brake linings
by permanently depressing the brake
pedal
Do not permanently depress the brake
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pedal while driving.
To use braking effect of the engine,
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shift to a lower gear in good time.
* NOTE Damage to the drivetrain and
engine when pulling away
Do not warm up the engine while the
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vehicle is stationary. Pull away immedi‐
ately.
Avoid high engine speeds and driving at
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full throttle until the engine has reached
its operating temperature.
* NOTE Damage to the catalytic converter
due to non-combusted fuel
The engine is not running smoothly and is
misfiring.
Driving and parking 205
Non-combusted fuel may get into the cata‐
lytic converter.
Only depress the accelerator pedal
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slightly.
Have the cause rectified immediately at
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a qualified specialist workshop.
Notes on driving with a roof load, trailer or
fully laden vehicle
When driving with a loaded roof luggage rack or
trailer as well as with a fully laden or fully occu‐
pied vehicle, the vehicle's driving and steering
characteristics change.
You should bear the following in mind:
Do not exceed the permissible roof load and
R
towing capacity. Also observe the technical
data in the printed Owner's Manual.
Evenly distribute the roof load, and place
R
heavy objects at the bottom. Also comply
with the notes on loading the vehicle
( page 142).
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Drive attentively, and avoid suddenly pulling
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away, braking and steering as well as rapid
cornering.