R
The vehicle cann otmake the lane change as
planned.
Cancellation of Active Lane Change Assist is dis-
pla yed as follo ws:
R The ar row in the selected direction of tr avel
turns red.
R A cor responding message will also appear in
th e driver's displa y.
R In cer tain circumstances a warning tone
sounds. &
W
WARNI NG
ARNI NGRisk of accident when changing
lane toan occupied adjacent lane
Lane Change Assist cann otalw ays clear ly
de tect if the adjacent lane is free.
The lane change might be initiated although
th e adjacent lane is not free. #
Before changing lanes, make sure that
th e neighbouring lane is free and there is
no danger toother road users. #
Monitor the lane change. &
W
WARNING
ARNING Risk of accident if Lane Change
Assist unexpectedly stops functioning
If th e system limitations for Lane Change
Assist ha vebeen reached, there is no guaran-
te eth at the system will remain active.
Lane Change Assist cannot then assist youby
applying steering torque. #
Alwa ys monitor the lane change and
ke ep your hands on the steering wheel.
Obser vethe tra1c conditions and steer
and/or brake if necessar y. Syst
Syst
em limits
em limits
The system limitations of Active Steering Assist
apply toActive Lane Change Assist
(/ page 238).
The system may also be impaired or may not func-
tion in thefo llowing situations:
R The sensors are damaged, co vered or dirty
(/ page 217).
R The exterior lighting sho ws adefect. R
The system does not de tect a suitable road,
fo re xamp le, in tight bends or shortly aTer a
slip road.
R The vehicle is on a construction site.
% The Active Lane Change Assist sensors adjust
automatically while a cer tain distance is being
driven aTer theve hicle has been deli vered.
Ac tive Lane Change Assist is una vailable or
only partially available during this teach-in
process, and no ar rows are displ ayed next to
th eØ Active Steering Assist symbol.
Obser vethe no tes on driving systems and your
re sponsibility; you may otherwise failto recognise
dangers (/ page 217).
Selecting A
Selecting A ctiv ctive Lane Chang
e Lane Chang e Assist
e Assist
Multimedia system:
4 © 5
Settings 5
Assistance
5 Driving #
Select Aktiver Spurwechsel-Assistent (Active
Lane Change Assist). 244
244
Driving and parking
appears in
the driver's display and then automati-
cally goes out aTer a short time.
If th e autonomous braking function or the situa-
tion-dependent braking assistance is triggered,
additional pr eventive measures for occupant pro-
te ction (PRE- SAFE®
) may also be initiated. &
W WARNING
ARNING Risk of an accident caused by
limited de tection per form ance of Active
Brake Assist
Ac tive Brake Assist cannot alw ays clear lyiden-
tify objects and complex tra1c situations.
In such cases, Active Brake Assist might:
R Give a warning or brake without reason
R Not give a warning or not brake
Ac tive Brake Assist is only an aid. The driver is
re sponsible for maintaining a su1ciently safe
distance totheve hicle in front, vehicle speed
and for braking in good time. #
Always pay careful attention tothe tra1c
situation; do not relyonActive Brake
Assist alone. #
Be prepa redto brake or swer veif neces-
sar y. If
Ac tive Brake Assist is deactivated or the func-
tions are restric ted, e.g. due toactivation of
ano ther driving system, theê display message
appears in the driver's displa y.
If th e system is una vailable due todirty or dam-
aged sensors or due toafa ult, or if the functions
are restric ted, theÓ warning lamp appears in
th e driver's displa y.
Also obser vethe system limits of Active Brake
Assist.
The individual subfunctions are available in thefo l-
lowing speed ranges:
Dist Dist ance w ance w ar
arning function
ning function
Yo u are warned bythe distance warning function
from appr oximately 30 km/h if, over se veral sec-
onds, the distance maintained totheve hicle tr av-
elling in front is insu1cient forth e driven speed.
In this case, theL warning lamp in the driver's
display lights up. If the distance totheve hicle in
front continues todecrease at higher speeds, the
L warning lamp begins to0ash. Collision w
Collision w ar
arning
ning
Collision warning can assist you in thefo llowing
situations from appr oximately 7 km/h with an
intermittent warning tone and theL warning
lamp.
Ve hicles without Driving Assis tance Package:
R Atspeeds up toappr oximately 250 km/h
when approaching vehicles ahead.
R Atspeeds up toappr oximately 80 km/h when
approaching stationary vehicles, pedestrians
wa lking in the direction of tr avel and cyclists
ahead.
R Atspeeds up toappr oximately 70 km/h when
approaching crossing pedestrians and
cyclists.
R Atspeeds up toappr oximately 60 km/h when
approaching stationary pedestrians and
cyclists.
Ve hicles with Driving Assis tance Package:
R Atspeeds up toappr oximately 250 km/h
when approaching vehicles ahead. 246 246
Driving and parking
R
Reaction from a speed of appr oximately
20 km/h up toa speed of appr oximately
110 km/h.
The steering support of Evasive Steering Assist
can be cancelled at any time bycounter steering.
Sy
Sy st
stem limits
em limits
Fu ll system per form ance is not yetavailable for a
short time aTer switching on theve hicle or aTer
driving o.. As long as the functions are restric ted,
th eÆ warning lamp can also be shown in the
driver's displa y.Depending on the environmental
conditions, it may take afew minutes before full
system per form ance is available.
The system may be impaired or may not function,
particular lyin thefo llowing situations:
R In sno w,rain, fog, heavy spr ay, if there is glare,
in direct sunlight or in greatly varying light
conditions.
R Ifth e sensors are dirty, misted up, damaged or
co vered. (/ page 217)
R Ifth e sensors are impaired due tointer fere nce
from other radar sources, e.g. strong radar
re 0ections in multi-s tore y car par ks. R
If a loss of tyre pressure or a defecti vetyre
has been de tected and displa yed.
R In complex tra1c situations where objects
cannot alw ays be clear lyidenti/ed.
R If pedestrians, cyclists or vehicles mo ve
qu ickly into the sensor de tection range.
R Ifro ad users are hidden by other objects or
are located close toother objects.
R Ifth e typical outline of a pedestrian or cyclist
cannot be distinguished from the backg round.
R If a pedestrian or cyclist is not de tected as
such, e.g. due tospecial clo thing or other
objects.
R Ifth e driver's seat belt is not fastened.
R On bends wi tha tight radius.
Se
Se tting A tting A ctiv
ctive Br
e Br ak
ake Assist
e Assist
R
R eq
equir uir ements:
ements:
R The vehicle is switched on. Multimedia system:
4 © 5
Settings 5
Assistance
5 Avoid contact #
Activate or deactivate the function.
% It is recommended that you alw ays lea ve
Ac tive Brake Assist acti vated.
When Active Brake Assist is deactivated, the dis-
ta nce warning function, the autonomous braking
function and Evasive Steering Assist are deactiva-
te d.
% IfAc tive Brake Assist is deactivated, theæ
symbol appears in the status bar of the driv-
er's displa y,and the system is reactivated the
next time theve hicle is star ted.
Se
Se tting t
tting t he time of t
he time of t he br
he brak
ake application w
e application w ar
arnings
nings #
Select ZnexttoActive Brake Assist . #
Select Early,Medium orLate. Driving and parking
249
249
#
Set the desired speed under Warning thresh-
old.
% This function is an on-demand feature
(/ page 24). T
T
r
ra1c
a1c light view
light view Inf
Inf
or
ormation about t
mation about t he
hetr
tra1c
a1c light view
light view
The tra1c light view supports the driver when
wa iting in front of a red light bydisplaying the
camera image on the central displa y.The camera
ima geis displa yed when the driver is the /r stvehi-
cle in front of there d light and faded out when the
ve hicle drives o..
Displa
Displa ying
yingtr
tra1c
a1c light view
light view
R
R eq
eq uir
uir ements:
ements:
R The Traffic light view option is switched on .
R A tra1c light view is available.
Multimedia system: 4 © 5
Settings 5
Assistance
5 Assistance 5
Traffic light view
% This function is not available in all countries. If
th eve hicle is in /rst position at a tra1c light,
th e camera image with tra1c light view is shown
on the central displa y.
When theve hicle pulls away,th e camera image is
fa ded out. #
Activate Dor deactivate ETraffic
light view.
Using ot
Using other av
her available functions
ailable functions #
Select Z. #
Select On request orAutomatic.
If On request is set and a tra1c light view is
av ailable, thePlease tap here for traffic light
view. message is displa yed. The camera image
is shown aTer con/ rmation of the message.
When Automatic is set,the camera image is
automatically displa yed when the tra1c light
view is available. Blind Spo
Blind Spo
t Assis
t Assist and A
t and A ctiv
ctive Blind Spo
e Blind Spo t Assist
t Assist F
F
unction of Blind Spo
unction of Blind Spo t Assis
t Assist and A
t and A ctiv
ctive Blind
e Blind
Spo
Spo t Assis
t Assis t wit
t with e
h exit w
xit w ar
arning
ning
Blind Sp otAssist and Active Blind Spot Assist use
ra dar sensors tomonitor the area up to40 m
behind and 3 m next toyour vehicle.
The system can de tect vehicles tr avelling from
speeds of appr oximately 12 km/h and issue a
wa rning if they mo veinto the monitoring range.
St atus displ ayinthe driver's display
¸ Grey
Gr ey:
:th e system is activated but inopera-
tive.
¸ Gr
Green:
een: the system is activated and opera-
tional. Driving and parking
255
255
and
thewa rning lamps in the cor responding out-
side mir ror 0ash red.
% V
V ehicles wit
ehicles wit h ambient lighting:
h ambient lighting: theWarning
assistance ofthe ambient lighting can be
activated and deactivated (/ page 153).
% The warning assistance can di.er depending
on the equipment and may vary according to
th e setting.
The exitwa rning is only available when Blind Sp ot
Assist is activated and up toa maximum of three
minutes aTer theve hicle has been switched o..
The exitwa rning is no longer available once the
wa rning lamp in the outside mir ror 0ashes three
times.
The exitwa rning is only an aid and not a substi-
tute forth e attention of vehicle occupants. The
re sponsibility for opening and closing the doors
and for leaving theve hicle remains with theve hi-
cle occupants. Syst
Syst em limits em limits
Blind Spot Assist and Active Blind Spot Assist may
be limited in thefo llowing situations, in particular:
R ifth ere is dirt on the sensors or the sensors
are obscured
R in poor visibility, e.g. due tofog, heavy rain or
snow
R ifth ere are nar row vehicles, e.g. bicycles or
mo torbikes
R ifth ero ad has very wide or nar row lanes
R ifve hicles are not driving in the middle of their
lane
Wa rnings may be issued in er ror when driving
close tocrash bar riers or similar continuous lane
borders. Alw ays make sure that there is su1cient
distance tothe side forot her tra1c or obs tacles.
Wa rnings may be inter rupted when driving along-
side long vehicles, forex ample lor ries, for a pro-
longed time.
Blind Spot Assist and Active Blind Spot Assist are
not operational when reve rsege ar is engaged. Blind Sp
otAssist and Active Blind Spot Assist are
not operational if transport equipment, forex am-
ple a trailer or bicycle rack , is attached tothe
trailer hitch and the electrical connection has
been cor rectly es tablished.
Ad ditionall y,theex itwa rning may be limited in the
fo llowing situations:
R when the sensors are co veredby adjacent
ve hicles in nar row parking spaces
R when people approach theve hicle
R intheev ent of stationary or slo wlymoving
objects
F
F unction of t unction of t he br
he brak
ake application of A
e application of A ctiv
ctive Blind
e Blind
Spo
Spo t Assist
t Assist
% The brake application function is only availa-
ble forve hicles with a Driving Assis tance
Pa ckage.
If Ac tive Blind Spot Assist de tects a risk of a side
impact in the monitoring range, a cou rse-cor rect-
ing brake application is car ried out. This is
designed tohelp youavo id a collision. Driving and parking
257
257
The system may be impai
red or may not function
particular lyin thefo llowing situations:
R Ifth ere is poor visibility, e.g. due toinsu1cient
illumination of thero ad, highly variable shade
conditions, rain, sno w,fog or heavy spr ay.
R Ifth ere is glare, e.g. from oncoming tra1c, the
sun or re0ections.
R Ifth ere is dirt on the windscreen in the vicinity
of the multifunction camera or if the camera is
misted up, damaged or obscured.
R Ifth ere is dirt on the bumper in the area of the
ra dar sensors, or if they are damaged or co v-
ered.
R Ifth ere are no lane markings, or se veral
unclear lane markings are present for one
lane, e.g. around roadwor ks.
R Ifth e lane markings are worn, dark or co v-
ered.
R Ifth e distance totheve hicle in front is too
short and thus the lane markings cannot be
de tected.
R Ifth e lane markings change quickl y,e.g. lanes
branch o., cross one ano ther or mer ge. R
Ifth e car riag ewa y isvery nar row and winding.
Obser vethe no tes on driving systems and your
re sponsibility; you may otherwise failto recognise
dangers (/ page 217).
A
A ctiv
ctiv ating/deactiv
ating/deactiv ating A
ating Activ
ctive Lane K
e Lane K eeping
eeping
Assist
Assist
Multimedia system:
4 © 5
Settings 5
Assistance
5 Avoid collision
5 Active Lane Keeping Assist #
Activate or deactivate the function.
Alternativel y,Ac tive Lane Keeping Assist can be
activated and deactivated via quick- access.
% ATer starting theve hicle, the settings are
count ry-speci/c. Se Se
tting A
tting A ctiv
ctive Lane K
e Lane K eeping Assist
eeping Assist
Multimedia system:
4 © 5
Settings 5
Assistance
5 Avoid collision
5 Active Lane Keeping Assist
Se
Se tting t
tting t he sensitivity
he sensitivity #
Select Z. #
Select Early,Med. orLate.
The last selec ted setting will be adop tedth e next
time theve hicle is star ted.
% The standard setting forth is function is
dependent on the countr y.
A
A ctiv
ctiv ating or deactiv
ating or deactiv ating assist
ating assistance on discontin-
ance on discontin-
uous lane mar
uous lane mar kings
kings #
Select Advanced support.
The last selected setting will be adop tedth e next
time theve hicle is star ted.
% The standard setting forth is function is
dependent on the countr y. Driving and parking
261
261
#
Inthe multimedia system, select the desired
view (/ page 266).
Selecting a vie
Selecting a vie w f
w for t
or t he 360° Camer
he 360° Camer a (rev
a (r ever
erse
se
g
g ear)
ear)
R
R eq
eq uir
uir ements:
ements:
R The Activation in R setting is activated in the
multimedia system (/ page 271).#
Engage reve rsege ar. #
Select the desired view in the multimedia sys-
te m (/ page 266).
Se
Se tting t
tting t herev
he rever
ersing camer
sing camer a or 360° Camera
a or 360° Camera
The reve rsing camera is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe manoeuvring and par k-
ing remains with you. Make sure that no persons,
animals or objects etc. are in the manoeuvring
ra nge. Pay attention toyour surroundings and be
re ady tobrake at all times.
Multimedia system: 4 © 5
Settings 5
Assistance
5 Camera #
Activate or deactivate Activation in R.%
The settings for deactivating there ve rsing
camera are not available in every countr y.
360° Camer
360° Camer a wit
a with GPS - managing activ
h GPS - managing activ ation
ation
positions
positions
Multimedia system:
4 © 5
Settings 5
Assistance
5 Camera
R R enaming an activ
enaming an activ ation position
ation position
% You can de term ine activation positions in the
Camera views menu. (/page 266) #
Select an activation position. #
Select ´. #
Enter a name and con/rm.
The activation position is sa ved under the new
name.
Dele Dele ting an activ
ting an activ ation position
ation position #
Select Manage activation positions. #
Select an activation position. #
Select E. #
Con/ rmthe prom pt.
The activation position is del eted. Opening t Opening t
he camer he camera cov
a cover
er
Multimedia system:
4 © 5
Settings 5
Assistance
5 Camera #
Select Open camera cover.
% The camera co ver closes automatically aTer
some time or aTer theve hicle is switched on
or o.. P
P
ar
ar king Assis
king Assis t P
t P ARK
ARK TR
TRONIC
ONIC F
F
unction of P
unction of P ar
arking Assis
king Assis t P
t PARK
ARK TR
TRONIC
ONIC
Pa rking Assist PARKTRONIC is an electronic par k-
ing assistance system which monitors the area
sur rounding your vehicle and sho wsyouth e dis-
ta nce between theve hicle and a de tected obs ta-
cle visual lyand audib ly.
The passive side impact pr otection also warnsyou
of obstacles tothe side. These must be de tected
beforehand bythe sensors in the front or rear
bumper while driving bythem. If you steer in the
direction of a de tected obstacle and there is a risk
of a lateral collision, a warning is issued. The pas- Driving and parking
271
271
The ambient lighting which accompanies
thePa rk-
ing Assist PARKTRONIC display is only intended to
accentuate the display in the central display and
does not replace it.
More information on ambient lighting:
(/ page 153)
% A display message forth e ambient lighting
does not occur in the area of the driver's dis-
play or in there ar compartment.
% Depending on the selected setting, other
functions may supersede the ambient lighting
e.ects of Parking Assist PARKTRONIC. In this
case, the ambient lighting e.ects of Parking
Assist PARKTRONIC do not occur.
Syst
Syst em limits em limits
Pa rking Assist PARKTRONIC does not necessarily
ta ke into account thefo llowing obstacles:
R Obstacles below the de tection range, e.g. per-
sons, animals or objects.
R Obstacles abo vethe de tection range, e.g.
ov erhanging loads, overhangs or loading
ra mp s of lor ries. R
Pedest rians or animals approaching theve hi-
cle from the side.
R Objects placed next totheve hicle
Obs tacles on the sides are not shown in thefo l-
lowing situations, forex ample:
R You park theve hicle and switch it o..
R You open the doors.
ATer the engine is restar ted, obstacles must be
de tected again bydriving past them before a new
wa rning can be issued.
Also obser vethe system limits of thefo llowing
systems:
R Reversing camera (/ page 264)
R 360° Camera (/ page 266)
Obser vethe information on vehicle senso rsand
cameras; the system otherwise cann otfunction
proper ly (/ page 217).
V
V ehicles wit
ehicles wit h tr
h trailer hitc
ailer hitc h:
h:Parking Assist
PA RKTRONIC is deactivated forth ere ar zone
when you establish an electrical connection
between your vehicle and a trailer. Pr
Pr
oblems wit
oblems wit h P
h Par
arking Assis
king Assis t P
t PARK
ARK TR
TRONIC
ONIC
If th ePa rking Assist PARKTRONIC display lights
up redfo r appr oximately thre e seconds then goes
out, and theé symbol appears in the driver's
displa y,the system may ha vebeen deactivated
due tosignal inter fere nce. Start theve hicle again
and check if Parking Assist PARKTRONIC is work-
ing at a di.erent location.
If a warning tone also sounds, it may be due to
one of thefo llowing causes:
R The sensor The sensor s ar s are dir
e dir ty
ty:
:clean the sensors and
obser vethe no tes on care of vehicle parts
(/ page 373).
R P
P ar
ar king Assis
king Assis t P
t PARK
ARK TR
TRONIC has been deacti-
ONIC has been deacti-
v
v at
at ed due t
ed due t o a malfunction:
o a malfunction: restart theve hi-
cle. If the problem persists, consult a quali/ed
specialist workshop. 274
274
Driving and parking