Mercedes-Benz GLK-Class 2010 Owners Manual - Manual (Page 65)

Adapt your speed and driving to the prevailing
road conditions and to the non-operating
status of the ESP
® .
! Avoid spinning of a drive wheel for an
extended period with the ESP ® switched
off. This may cause serious damage to the
drivetrain which is not covered by the
Mercedes-Benz Limited Warranty.
Switching on the ESP ®
X Press ESP ® switch : until the ESP ®
warning lamp d in the instrument
cluster goes out.
You are now again in normal driving mode
with the ESP
® switched on.
ESP ® trailer stabilization
If the trailer you are towing should begin to
sway, the rig can only be stabilized by
immediately applying the brakes hard.
Steering during this maneuver will not help to
stabilize the rig.
The ESP
® will assist you in such situations.
The ESP ® recognizes when the trailer starts
swaying.It will apply the brakes and limit
engine output and thus allow the vehicle-
trailer combination to stabilize.
The ESP
® trailer stabilization is functional at
vehicle speeds above approximately 40 mph
(65 km/h) when the ESP
® is switched on.
G Warning!
The system will not be able to assist when the
trailer jackknifes
R if the ESP ® has switched off due to a
malfunction
R on wet or icy roads
R on roads with slippery surface
R in sand or gravel
Trailers with a high center of gravity may tip
over before the system recognizes swaying of
the trailer.
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. The
engine can be started by anyone with a valid
SmartKey that is left inside the vehicle.
Activating
X With SmartKey: Remove the SmartKey
from the starter switch.
X With KEYLESS-GO: Turn off the engine and
open the driver’s door.
Deactivating
X Switch on the ignition.
i Starting the engine will also deactivate
the immobilizer.
In the event that the engine cannot be
started (yet the vehicle’s battery is
charged), the system is not operational.
Contact an authorized Mercedes-Benz
Center or call 1-800-FOR-MERCedes (in the
USA) or 1-800-387-0100 (in Canada).
Anti-theft alarm system
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone opens
R a door
R the tailgate
R the hood
The alarm will stay on even if the activating
element, a door, for example, is closed
immediately.
The alarm system will also be triggered when
R
the vehicle is opened with the mechanical
key
R a door is opened from the inside
Anti-theft systems
63
Safety and security
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