Owners Manual

R
the lane markings on the road are unclear,
e.g. near roadworks.
R
the lane markings change quickly, e.g.
lanes branch off, cross one another or
merge.
R
the road is narrow and winding.
Lane Keeping Assist cannot detect road and
traffic conditions. It is not a substitute for
attentive driving. You are responsible for the
vehicle's speed, braking in good time, and
steering correctly. Always adapt your driving
style to suit the prevailing road and weather
conditions. Always pay attention to traffic
conditions and your surroundings. Otherwise,
you may fail to recognize dangers in time,
cause an accident and injure yourself and
others.
General notes
Lane Keeping Assist monitors the area in
front of your vehicle by means of a
camera : at the top
of the windshield. Lane
Keeping Assist detects lane markings on the
road and warns you before you leave your
lane unintentionally.
If you have selected km as the display unit in
the Display Unit Speed-/
Odometer(Y page 238) function in the on-
board computer, Lane Keeping Assist assists
you at speeds above 60 km/h. If miles is
selected as the display unit, the assistance
range starts at 40 mph.
A warning may be given if a front wheel
passes over a lane marking. It will warn you
by means of intermittent vibration in the
steering wheel for up to 1.5 seconds.
Switching on Lane Keeping Assist
X
Switch on Active Lane Keeping Assist using
the on-board computer; to do so, select
Standard or Adaptive(Y page 237).
Symbol : appears in the multifunction
display.
If your speed exceeds
40 mph (60 km/h)
and lane markings are detected,
symbol : is highlighted. Lane Keeping
Assist is ready for use.
Standard
If 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
®
.
Adaptive
If 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 lane quickly.
R
you cut the corner on a sharp bend.
In order that you are warned only when
necessary and in good time if you cross the
Driving systems
217
Driving and parking
Z