Trailer Stabilization - Mercedes-Benz 2011 GLK-Class Operator's Manual

Driving safety systems
64
®
ESP is activated automatically when the
engine is running.
It may be best to deactivate ESP
following situations:
when using snow chains
R
in deep snow
R
on sand or gravel
R
G
Warning!
®
Activate ESP as soon as the situations
described above no longer apply. ESP
otherwise not be able to stabilize the vehicle
if the vehicle starts to skid or a wheel starts
to spin.
When you deactivate ESP
®
ESP no longer improves driving stability.
R
the engine's torque is no longer limited and
R
the drive wheels can spin. The spinning of
the wheels results in a cutting action, which
provides better grip.
traction control is still activated.
R
®
ESP still provides support when you
R
brake.
®
If ESP is deactivated and one or more wheels
start to spin, the ä warning lamp in the
instrument cluster flashes. In such situations,
®
ESP will not stabilize the vehicle.
X
To deactivate: press button :.
The å warning lamp in the instrument
cluster lights up.
®
in the
®
will
®
:
G
Warning
When the å ESP OFF warning lamp lights
up, ESP is switched off.
When the ä ESP warning lamp and the
å ESP OFF warning lamp are on
continuously, ESP is not operational due to a
malfunction.
When ESP is switched off or not operational,
the vehicle's stability during standard driving
maneuvers is reduced.
Adapt your driving style to suit the prevailing
road conditions/weather conditions and to
the non-operating status of ESP.
!
Avoid spinning a drive wheel for an
extended period with ESP
This could cause serious damage to the
drive train.
X
To activate: press button :.
The å warning lamp in the instrument
cluster goes out.
®
ESP

trailer stabilization

If your trailer begins to lurch, you can only
stabilize the vehicle/trailer combination by
depressing the brake firmly.
®
In this situation, ESP
detect if the trailer begins to lurch. ESP
slows the vehicle down by braking and
limiting the engine output until the vehicle/
trailer combination has stabilized.
Trailer stabilization is active from a speed
above 40 mph (65 km/h).
G
Warning!
The system will not be able to assist when the
trailer jackknifes
®
if the ESP has switched off due to a
R
malfunction
on wet or icy roads
R
on roads with slippery surface
R
in sand or gravel
R
®
switched off.
assists you and can
®