2014 MERCEDES-BENZ CLS lane assist

Rthe roadisnarrow and winding
Rthere arestrong shadows castonthe lane
If no vehicle is detected in the adjacent lane
and there are broken lane markings detected,
no lane-correcting brake application is made.
Warning vibration in the steering wheel
Awarning may be given ifafront wheel
passes overalane marking. It will warn you
by means of intermittent vibration in the
steering wheel for up to 1.5 seconds.
Lane-correcting brake application
GWARNING
Alane-correcting brake application cannot
always bring the vehicle back into the original
lane. There isarisk of an accident.
Always steer, brake or accelerate yourself,
especially if Active Lane Keeping Assist warns
you or makesalane-correcting brake
application.
GWARNING
Active Lane Keeping Assist does not detect
traffic conditionsorroad users. In very rare
cases, the system may make an inappropriate
brake application, e.g. after intentionally
driving overasolid lane marking. There is a
risk of an accident.
An inappropriate brake application may be
interrupted at any time if you steer slightly in
the opposite direction. Always make sure that
there is sufficient distance on the side for
other traffic or obstacles.
If you leave your lane, under certain
circumstances the vehicle will brake briefly
on one side. This is meant to assist you in
bringing the vehicle back to the original lane.
Ifalane-correcting brake application occurs,
displayappears in the multifunction
display.
This function is available in the range between
40 mph and 120 mph (60 km/h and
200 km/h).
Alane-correcting brake application can only
be made after driving overasolid,
recognizable lane marking. Before this, a
warning must be given by means of
intermittent vibration in the steering wheel.
In addition,alane with lane markings on both
sides must be recognized. The brake
application also slightly reduces vehicle
speed.
iAfurther lane-correcting brake
application can only occur after your
vehicle has returned to the original lane.
No lane-correcting brake application occurs
if:
Ryou clearly and actively steer, brake or
accelerate.
Ryou cut the corner onasharp bend.
Ryou have switched on the turn signals.
Radriving safety system intervenes, e.g.
ESP®,PRE-SAFE®Brake or Active Blind
Spot Assist.
Ryou have adoptedasporty driving style with
high cornering speeds or high rates of
acceleration.
RESP®is switched off.
Rthe transmission is not in positionD.
Raloss of tire pressure oradefective tire has
been detected and displayed.
Active Lane Keeping Assist may is unable to
detect other road or traffic conditions. An
inappropriate brake application may be
interrupted at any time if you:
Driving systems215
Driving and parking
Z

Rsteer slightly in the opposite direction
Ruseaturn signal
Rclearly brake or accelerate
Alane-correcting brakeapplicationis
interrupted automatically if:
Radrivingsafetysystem intervenes,e.g.
ESP®,PRE-SAFE®Brake or ActiveBlind
Spot Assist.
Rlane markings can no longer be recognized.
Switching on Active Lane Keeping Assist
XSwitch on ActiveLane KeepingAssist using
the on-board computer;todoso, select
StandardorAdaptive(Ypage 229).
If you drive at speeds above 40 mph
(60 km/h) and lane markings are detected,
the lines in the assistancegraphicsdisplay
(Ypage 227)are shown in green.Lane
KeepingAssist is ready for use.
IfStandardis selected, no warning
vibration occurs if:
Ryou have switched on the turnsignals.In
thisevent, the warnings aresuppressed
foracertainperiodoftime.
Radriving safety systemintervenes, such
as ABS, BAS or ESP®.
IfAdaptiveis selected, no warning
vibrationoccurs if:
Ryouhaveswitched on the turnsignals.In
thisevent, the warnings aresuppressed
foracertainperiodoftime.
Radriving safety systemintervenes, e.g.
ABS, BAS or ESP®.
Ryouaccelerate hard, e.g.kickdown.
Ryou brakehard.
Ryou steer actively, e.g. swervetoavoid
an obstacle or change lanes quickly.
Ryou cut the corner onasharp bend.
In order that you are warnedonly when
necessary and in good timeifyou cross the
lane marking, the system recognizes certain
conditions and warns you accordingly.
The warning vibration occurs earlier if:
Ryou approach the outer lane marking on a
bend.
Rthe road has very wide lanes, e.g. a
highway.
Rthe system recognizes solid lane markings.
The warning vibration occurs later if:
Rthe road has narrow lanes.
Ryou cut the corner onabend.
216Driving systems
Driving and parking

XPress theorbutton to select the
desired name.
or
XTo begin rapid scrolling:press and hold
theorbutton for longer than
one second.
Rapid scrolling stops when you release the
button or reach the end of the list.
XIf only one telephone number is stored
foraname:press theorbutton
to start dialing.
or
XIf thereismore thanone number for a
particular name:press theor
button to display the numbers.
XPress theorbutton to select the
number you want to dial.
XPress theorbutton to start
dialing.
or
XTo exit the telephone book:press the
orbutton.
Redialing
The on-board computer saves the last names
or numbers dialed in the redial memory.
XPress the\norbutton on the
steeringwheel to select theTelmenu.
XPress thebutton to switch to the
redial memory.
XPress theorbutton to select the
desired name or number.
XPress theorbutton to start
dialing.
or
XTo exit the redial memory:press the
orbutton.
Assistance menu
Introduction
In theDriveAssistmenu, you have the
following options:
RDisplaying the assistancegraphic
(Ypage 227)
RActivating/deactivating
ESP®(Ypage 227)
RActivating/deactivating PRE-SAFE®Brake
(Ypage 228)
RActivating/deactivating ATTENTION
ASSIST (Ypage 228)
RActivating/deactivating Blind Spot Assist
or Active Blind Spot Assist (Ypage 228)
RActivating/deactivating Lane Keeping
Assist or Active Lane Keeping Assist
(Ypage 229)
Displaying the assistance graphic
XPress the\norbutton on the
steeringwheel to select theDriveAssist
menu.
XPress theorbutton to select
Assist. Graphic.
XPress thebutton.
The DISTRONIC PLUS assistancegraphic
appears in the multifunction display
(Ypage 184).
Deactivating/activating ESP®
iObserve the "Importantsafetynotes"
sectioninthedescription of ESP
(Ypage 68).
Menusand submenus227
On-boar dc omputer and displays
Z

XPress thebutton.
The currentselection is displayed.
XTo activate/deactivate:press the
button again.
If theBlind Spot Assist Sensors
DeactivatedorAct. Blind Spot Asst.
Sensors Deactivatedmessage appears,
the radar sensor system is deactivated.
XSwitchonthe radar sensor system
(Ypage 232).
For further information about Blind Spot
Assist,see (Ypage 207).
For further information about Active Blind
Spot Assist,see (Ypage 211).
Activating/deactivating Lane Keeping
Assist
XPress\noron the steering wheel
to select theDriveAssistmenu.
XPress theorbutton to select
Lane Keep. Asst.
XPress thebutton.
The currentselection is displayed.
XPressto confirm.
XPress theorbutton to setOff,
StandardorAdaptive.
XPress thebutton to save the setting.
For further information about Lane Keeping
Assist,see (Ypage 209).
For further information about Active Lane
Keeping Assist,see (Ypage 214).
Maintenance menu
In theServ.menu, you have the following
options:
RCalling up display messages in message
memory (Ypage 237)
RRestarting the tire pressure loss warning
system (Ypage 342)
RCheckingthe tire pressure electronically
(Ypage 342)
RCalling up the servicedue date
(Ypage 310)
Settings menu
Introduction
In theSett.menu, you have the following
options:
RChanging the instrument cluster settings
(Ypage 229)
RChanging the light settings (Ypage 230)
RChanging the vehicle settings
(Ypage 232)
RChanging the convenience settings
(Ypage 233)
RRestoringthe factory settings
(Ypage 234)
Instrument cluster
Selecting the unit of measurement for
distance
TheDisplay Unit Speed-/Odometer:
function allows you to choose whether
certain displays appear in kilometers or miles
in the multifunction display.
Menus and submenus229
On-boar dc omputer and displays
Z

Display messagesPossible causes/consequences andSolutions
LaneKeeping
Assist Currently
Unavailable See
Operator'sManual
orActive Lane
KeepingAssist
Currently
Unavailable See
Operator'sManual
LaneKeepingAssistorActive Lane Keeping Assist is deactivated
and temporarilyinoperative.Possible causes are:
Rthe windshield in the camera's field of vision is dirty.
Rvisibility is impaired due to heavy rain, snow or fog.
Rthere are no lane markings foralonger period.
Rthe lane markings are worn, dark or covered, e.g. by dirt or snow.
When the causes stated above no longer apply,the display
message disappears.
Lane Keeping Assist or Active Lane Keeping Assist is operational
again.
If the display message does not disappear:
XPull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
XSecure the vehicle against rolling away (Ypage 167).
XClean the windshield.
Lane Keeping
Assist
Inoperativeor
Active Lane
Keeping Assist
Inoperative
Lane Keeping Assist or Active Lane Keeping Assist is defective.
XVisitaqualified specialist workshop.
Display messages253
On-board computer and displays
Z