Esp (Electronic Stability Program); Ets/4Ets (Electronic Traction System) - Mercedes-Benz S-Class Operator's Manual

Driving safety systems
76
of reacting to moving objects that have
already been recognized as such at least once
over the period of observation. Adaptive
Brake Assist does not react to stationary
obstacles.
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ESP (Electronic Stability Program)
General notes
i
Observe the "Important safety notes"
section ( page 70).
Y
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ESP monitors driving stability and traction,
i.e. power transmission between the tires and
the road surface.
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If ESP detects that the vehicle is deviating
from the direction desired by the driver, one
or more wheels are braked to stabilize the
vehicle. The engine output is also modified to
keep the vehicle on the desired course within
physical limits. ESP
pulling away on wet or slippery roads. ESP
can also stabilize the vehicle during braking.

ETS/4ETS (Electronic Traction System)

i
Observe the "Important safety notes"
section ( page 70).
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ETS/4ETS traction control is part of ESP
Traction control brakes the drive wheels
individually if they spin. This enables you to
pull away and accelerate on slippery surfaces,
for example if the road surface is slippery on
one side. In addition, more drive torque is
transferred to the wheel or wheels with
traction.
Traction control remains active, even if you
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deactivate ESP
Important safety notes
G
WARNING
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If ESP is malfunctioning, ESP
stabilize the vehicle. Additionally, further
driving safety systems are deactivated. This
increases the risk of skidding and an accident.
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assists the driver when
.
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is unable to
Drive on carefully. Have ESP
qualified specialist workshop.
! Vehicles with 4MATIC: switch off the
ignition when the electric parking brake is
being tested on a brake dynamometer.
Application of the brakes by ESP
otherwise destroy the brake system.
Vehicles without 4MATIC: observe the notes
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on ESP ( page 377) when towing the
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vehicle with a raised rear axle.
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ESP is deactivated if the å warning lamp
in the instrument cluster lights up
continuously when the engine is running.
If the ÷ warning lamp lights up
continuously, ESP
malfunction.
Observe the information on warning lamps
( page 305) and display messages which
Y
may be shown in the instrument cluster
( page 266).
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i
Only use wheels with the recommended
tire sizes. Only then will ESP
properly.
Characteristics of ESP
General information
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.
If the ÷ ESP warning lamp goes out before
beginning the journey, ESP
active.
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If ESP intervenes, the ÷ ESP
lamp flashes in the instrument cluster.
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If ESP intervenes:
Do not deactivate ESP
X
circumstances.
Only depress the accelerator pedal as far
X
as necessary when pulling away.
Adapt your driving style to suit the
X
prevailing road and weather conditions.
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checked at a
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may
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is not available due to a
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function
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is automatically
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warning
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under any