Mercedes-Benz GL-Class 2014 Owners Manual - Manual (Page 255)

R ESP ® is switched off.
R the transmission is not in position D.
R on vehicles with a trailer tow hitch, the
electrical connection to the trailer has been
correctly established.
R the off-road program is activated (vehicles
without the ON&OFFROAD package).
R off-road program 1 or 2 is activated
(vehicles with the ON&OFFROAD package).
R the LOW RANGE off-road gear is activated
(vehicles with the ON&OFFROAD package).
R a loss of tire pressure or a defective tire has
been detected and displayed.
Active Lane Keeping Assist does not detect
traffic situations or road users. An
inappropriate brake application may be
interrupted at any time if you:
R steer slightly in the opposite direction
R switch on the turn signal
R clearly brake or accelerate
A lane-correcting brake application is
interrupted automatically if:
R a driving safety system intervenes, e.g.
ESP ® , PRE-SAFE ® Brake or Active Blind
Spot Assist.
R lane markings can no longer be recognized.
Switching on Active Lane Keeping Assist
X
Switch on Active Lane Keeping Assist using
the on-board computer; to do so, select
Standard Standard or Adaptive Adaptive (
Y
page 282).
If you drive at speeds above 40 mph
(60 km/h) and lane markings are detected,
the lines in the assistance graphics display
(
Y
page 280) are shown in green. Lane
Keeping Assist is ready for use.
When
Standard Standard is selected, no warning
vibration occurs if:
R you switch on the turn signals. In this
event, the warnings are suppressed for a
certain period of time.
R a driving safety system intervenes, such
as ABS, BAS or ESP ® .
When Adaptive Adaptive is selected, no warning
vibration occurs if:
R you switch on the turn signals. In this
event, the warnings are suppressed for a
certain period of time.
R a driving safety system intervenes, e.g.
ABS, BAS or ESP ® .
R you accelerate hard, e.g. kickdown.
R you brake hard.
R you steer actively, e.g. swerve to avoid
an obstacle or change lanes quickly.
R you cut the corner on a sharp bend.
Towing a trailer
When you attach a trailer, make sure you have
correctly established the electrical
connection. This can be accomplished by
checking the trailer lighting.
On-road programs (vehicles with the
ON&OFFROAD package)
General notes
The on-road programs assist you during on-
road driving and the off-road programs when
driving off-road (
Y
page 258).
The following program messages remain in
the multifunction display until the
corresponding vehicle level has been set. Up
to off-road level 2, you can hide the program
messages using the % or a button on
the multifunction steering wheel.
Driving systems
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