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Adaptive brake lamps
i
Observe the "Important safety notes" sec-
tion (
page 77).
Y
The adaptive brake lights warn following traf-
fic in an emergency braking situation:
by flashing brake lamps
R
the hazard warning lamps are activated
R
If you brake sharply from a speed of more
than 50 km/h or if braking is assisted by BAS
or BAS PLUS, the brake lamps flash rapidly. In
this way, traffic travelling behind you is
warned in an even more noticeable manner.
If you brake sharply from a speed of more
than 70 km/h to a standstill, the hazard warn-
ing lamps are activated automatically. If the
brakes are applied again, the brake lamps
light up continuously. The hazard warning
lamps switch off automatically if you travel
faster than 10 km/h. You can also switch off
the hazard warning lamps using the hazard
warning button (
page 145).
Y
®
ESP
(Electronic Stability Program)
General notes
i
Observe the "Important safety notes" sec-
tion (
page 77).
Y
®
ESP
monitors driving stability and traction,
i.e. power transmission between the tyres
and the road surface.
®
If ESP
detects that the vehicle is deviating
from the direction desired by the driver, one
or more wheels are braked to stabilise 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 stabilise the vehicle during braking.
ETS/4ETS (Electronic Traction System)
ETS traction control is part of ESP
cles with 4MATIC, 4ETS is a component of
®
ESP
.
assists the driver when
®
. On vehi-
Driving safety systems
Traction control brakes the drive wheels indi-
vidually 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 trans-
ferred to the wheel or wheels with traction.
Traction control remains active if you deacti-
®
vate ESP
.
Important safety notes
i
Observe the "Important safety notes" sec-
tion (
page 77).
Y
G
WARNING
®
If ESP
is malfunctioning, ESP
stabilise the vehicle. In addition, other driving
safety systems are switched off. This increa-
ses the risk of skidding and an accident.
Drive on carefully. Have ESP
qualified specialist workshop.
! Vehicles with 4MATIC: function or per-
formance tests may only be carried out on
a 2-axle dynamometer. Before operating
the vehicle on such a dynamometer, please
consult a qualified specialist workshop.
You could otherwise damage the drive train
or the brake system.
Vehicles without 4MATIC: when towing your
vehicle with the rear axle raised, observe the
®
notes on ESP
(
®
When ESP
is deactivated, the å ESP
OFF warning lamp lights up continuously.
If the ÷ warning lamp and the å warn-
ing lamp are lit continuously, ESP
available due to a malfunction.
Observe the information on warning lamps
(
page 333) and display messages which
Y
may be shown in the instrument cluster
®
(
page 300).
Y
i
Only use wheels with the recommended
tyre sizes. Only then will ESP
properly.
®
is unable to
®
checked at a
page 410).
Y
®
is not
®
function
83
®
Z
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