Ebd (electronic brake force distribution), Adaptive brake, Pre-safe® brake (vehicles with distronic plus) – Mercedes-Benz CL-Class 2011 User Manual
Page 67: Safety, Driving safety systems

It may be best to deactivate ESP
®
in the
following situations:
R
when using snow chains
R
in deep snow
R
on sand or gravel
G
Warning!
Switch on the ESP immediately if the
aforementioned circumstances do not apply
anymore. Otherwise the ESP will not stabilize
the vehicle when it is starting to skid or a
wheel is spinning.
When you deactivate ESP
®
:
R
ESP
®
no longer improves driving stability.
R
the engine's torque is no longer limited and
the drive wheels can spin. The spinning of
the wheels results in a cutting action, which
provides better grip.
R
traction control is still activated.
R
ESP
®
still provides support when you
brake.
If ESP
®
is deactivated and one or more wheels
start to spin, the ÷ warning lamp in the
instrument cluster flashes. In such situations,
ESP
®
will not stabilize the vehicle.
X
To deactivate: (
The å warning lamp in the instrument
cluster lights up.
G
Warning
When the å ESP
®
OFF warning lamp is lit,
ESP
®
is deactivated.
If the ÷ ESP
®
warning lamp and the
å ESP
®
OFF warning lamp remain lit,
ESP
®
is not available due to a malfunction.
When ESP
®
is deactivated or not operational,
vehicle stability in standard driving
maneuvers is reduced.
Adapt your speed and driving to the prevailing
road conditions and to the non-operating
status of the ESP
®
.
!
Avoid spinning a drive wheel for an
extended period with ESP
®
switched off.
This could cause serious damage to the
drive train.
X
To activate:(
The å warning lamp in the instrument
cluster goes out.
EBD (Electronic Brake force
Distribution)
G
Warning
Observe "Important safety notes"
(
EBD monitors and controls the brake
pressure on the rear wheels to improve
driving stability while braking.
G
Warning
If the EBD malfunctions, the brake system will
still function with full brake boost. However,
the rear wheels could lock up during
emergency braking situations, for example.
You could lose control of the vehicle and
cause an accident.
Adapt your driving style to the changed
driving characteristics.
Adaptive Brake
ADAPTIVE BRAKE enhances braking safety
and offers increased braking comfort. In
addition to the braking function, ADAPTIVE
BRAKE also has the HOLD function
(
page 303) and hill start assist
page 270). For further information, see
PRE-SAFE
®
Brake (vehicles with
DISTRONIC PLUS)
PRE-SAFE
®
Brake can help you to minimize
the risk of a frontal collision with a vehicle
Driving safety systems
65
Safety
Z