Ve
hicles with Blind Spot Assis t:drivers can
also be warned of any crossing traf fic when
re ve rsing out of a parking space. If a critical sit‐
uation is de tected, symbol 1appea rsinthe
multimedia sy stem displa y.Ifth e driver does not
re spond tothewa rning, theve hicle's brakes can
be applied automaticall y.To do this, the function
uses thera dar sensors in the bumper. The area
adjacent totheve hicle is continually monitored. If
th era dar sensors are obstructed byvehicles
or other objects, de tection is not possible.
The Cross Traf fic Alert function is acti veunder
th efo llowing conditions:
R If Blind Spot Assist is activated.
R Ifth eve hicle is reve rsing at walking pace.
R Ifth e manoeuvring assis tance function is
acti vated in the multimedia sy stem.
Sy stem limitations
The Cross Traf fic Alert function is not available
on inclines and when driving with a trailer.
Deactivating/activating manoeuv ring assis‐
tance
Multimedia sy stem:
Vehicle kAssistance Camera &
Park. Assist Manoeuvring assist. #
Activate Oor deacti vate ª the function.
% Manoeuvring assis tance mu stbe active for
th e function of Drive AwayAssi st
( → page 242). AT
TENTION ASSI ST Fu
nction of ATTENTION ASSI ST
AT TENTION ASSIST assists you on long, mon oto‐
nous journe ys, e.g. on mo torw ays and trunk
ro ads. If ATTENTION ASSIST de tects indicators
of fatigue or increasing lapses in concentration
on the part of the driver, it suggests taking a
brea k.
AT TENTION ASSIST is only an aid. It cannot
alw ays de tect fatigue or lapses in concentration
in time. The sy stem is not a substitute for a well-
re sted and attentive driver. On long journe ys,
ta ke regular breaks in good time that allow for
adequate recuperation.
Yo u can choose between two settings.
R Standard: normal sy stem sensitivity.
R Sensitive: higher system sensitivity. The
driver is warned earlier and the attention
le ve l de tected byATTENTION ASSIST is adap‐
te d according ly.
If dr owsiness or increasing lapses in concentra‐
tion are de tected, theATTENTION ASSIST: Take
a break! warning appears in the instrument dis‐ Driving and parking
243
&
WARNING Risk of accident despi teexit
wa rning
The exitwa rning reacts nei ther tostationary
objects nor tovehicles approaching you at a
great lydif fere nt speed.
As a result, theex itwa rning cannot warn
drivers in these situations. #
Alw ays pay particular attention tothe
traf fic situation when opening the doors
and make sure there is suf ficient clear‐
ance. If
th ere is a vehicle in the monitoring range, this
is indicated in the outside mir ror.If a vehicle
occupant opens the door on the side with the
wa rning, a warning tone sounds and thewa rning
lamp in the outside mir rorst arts toflash.
This additional function is on lyavailable when
Blind Spot Assist is activated and up toa maxi‐
mum of thre e minutes af terth e ignition has
been switched off. The exitwa rning is no longer
av ailable once thewa rning lamp in the outside
mir rorflashes thre e 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.
Sy stem limitations
Blind Spot Assist and Active Blind Spot Assi st
may be limi ted in thefo llowing situations:
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 rowlanes
R ifve hicles are not driving in the middle of
th eir lane
Wa rnings may be issued in er ror when driving
close tocrash ba rriers or similar solid lane bor‐
ders. Alw ays make sure that there is suf ficient
di st ance tothe side forot her traf fic or obs ta‐
cles. Wa
rnings may be inter rupte d when driving along‐
side long vehicles, forex ample lor ries, for a pro‐
longed time.
Blind Spot Assist is not operational when reve rse
ge ar is engaged.
Blind Spot Assist is not operational when a
trailer is coupled totheve hicle and the electrical
connection has been cor rectly es tablished.
The exitwa rning may be limited in thefo llowing
situations:
R When the sensors are co veredby adjacent
ve hicles in nar row parking spaces.
R When people approach theve hicle.
R Intheeve nt of stationary or slowly moving
objects.
Fu nction of brake application (Active Blind
Spot Assist)
The brake application function is only available
fo rve hicles with a Driving Assis tance Pack age.
If Ac tive Blind Spot Assi stdetects a risk of a side
impact in the monitoring range, a cou rse-cor‐
re cting brake application is car ried out. This is
designed tohelp youavo id a collision. 248
Driving and pa rking
R
Ifth e car riag ewa y is very nar row and wind‐
ing.
Ve hicles with Driving Assistance pac kage or
Driving Assistance Plus pa ckage: Active Lane
Ke eping Assist uses radar sensors tomonitor
se veral areas around theve hicle. If thera dar
sensors in there ar bumper are dirty or co vered
with sn ow,th e sy stem may be impaired or may
not function. If an obs tacle in the lane in which
yo u are driving has been de tected, no lane-cor‐
re cting brake application occu rs.
Ac tivating/deactivating Active Lane Keeping
Assist (vehicles with Parking Assist
PA RKTRONIC) &
WARNING Risk of accident despi te
Ac tive Lane Keeping Assist warning
A lane-cor recting brake application cannot
al wa ys bring theve hicle back into the origi‐
nal lane. #
Alw aysst eer, brake or accelera teyour‐
self, especially if Active Lane Keeping Assist
warnsyo u or makes a lane-cor‐
re cting brake application. &
WARNING Risk of accident despi teinter‐
ve ntion of Active Lane Keeping Assist
Ac tive Lane Keeping Assist does not de tect
traf fic conditions or road users. In very rare
cases, the sy stem may make an inappropri‐
ate brake application, e.g. af ter intentional ly
driving over a solid lane marking.
The brake application can be inter rupte d at
any time if yousteer slightly in the opposite
direction. #
Alw ays make sure that there is suf fi‐
cient di stance tothe side forot her traf‐
fi c or obs tacles. &
WARNING Risk of accident despi teLane
Ke eping Assist
Lane Keeping Assist cann otalw ays clearly
de tect lane markings. In su
chcases, Lane Keeping Assist can:
R give an unnecessary warning
R not give a warning #
Alw ays pay particular attention tothe
traf fic situation and keep within the
lane, especially if Active Lane Keeping
Assist alerts you. Be sure
toobser vethe sy stem limitations of
Ac tive Lane Keeping Assist. 252
Driving and parking
*
NO
TEDama getosummer tyres at low
ambient temp eratures At
low ambient temp eratures, tears could
fo rm when driving with summer tyres, caus‐
ing permanent damage tothe tyre. #
Attemp eratures below 7 °C, use M+S
tyres. Ac
cessory pa rts th at are not appr ovedfo ryo ur
ve hicle byMercedes-Benz or are not being used
cor rectly can impair the operating saf ety.
Before pu rchasing and using non-appr oved
accesso ries, visit a qualified specialist workshop
and enquire about:
R Suitability
R Legal stipulations
R Factory recommendations &
WARNING Risk of accident wi thhigh
per form ance tyres
The special tyre tread in combination with
th e optimised tyre compound, means that th
erisk of skidding or hydroplaning on wet
ro ads is inc reased.
In addition, the tyre grip is greatly reduced at
a low outside temp erature and tyre running
te mp erature. #
Switch on the ESP ®
and adapt your
driving style accordingly. #
Use M+S tyres at outside temp eratures
of less than 50 °F. Obse
rveth efo llowing when selecting, fitting and
re placing tyres:
R Countr y-specific requirements for tyre
appro valth at define a specific tyre type for
yo ur vehicle.
Fu rthermore, the use of cer tain tyre types in
cer tain regions and areas of operation can
be highly beneficial.
R Only use tyres and wheels of the same type
(summer tyres, winter tyres, MOEx tended
tyres) and the same make.
R Only fit wheels of the same size on one axle
(left and right). It is only permissible
tofit a di fferent wheel
size in theeve nt of a flat tyre in order to
drive tothe specialist workshop.
R Only fit tyres of the cor rect size onto the
wheels.
R Do not make any modifications tothe brake
sy stem, the wheels or the tyres.
The use of shims or brake dust shields is not
permitted and may in validate theve hicle's
ge neral operating pe rmit.
R Vehicles with a tyre pressure monitoring
sy stem: allfitted wheels mu stbe equipped
with functioning sensors forth e tyre pres‐
sure monitoring sy stem.
R Attemp eratures below 7 °C, use winter tyres
or all-season tyres mar ked M+S for all
wheels.
Wi nter tyres bearing thei snowflake
symbol in addition tothe M+S marking pro‐
vide the best possible grip in wintry road
conditions.
R For M+S tyres, only use tyres with the same
tread. Wheels and tyres
451
Display messages
Possible causes/consequences and M
MSolutions #
Stop theve hicle as soon as possible, paying attention toroad and traf fic conditions. Do not continue driv‐
ing. #
Consult a qualified specialist workshop. #
Do not top up the brake fluid. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Do not top up the brake fluid. #
Consult a qualified specialist workshop.
Radar sensors dirty See
Owner's Manual *T
heradar sensor sy stem is malfunctioning. Possible causes:
R soiling of the sensors
R heavy rain or snow
R extended country driving wi thout other traf fic, e.g. in the desert
Driving sy stems and driving saf ety sy stems may be malfunctioning or temp orarily una vailable.
Once the cause of the problem is no longer present, driving sy stems and driving saf ety sy stems will be available
again.
If th e display message does not disappear: #
Pull over and stop theve hicle, paying attention toroad and traf fic conditions. #
Clean all senso rs (→page 414). 484
Displaymessa ges and warning/indicator lamps
ÁPlace
theke y in the mar ked
space See Owner's Manual ................. 520
KPlease check direction of tr avel ...... 491
Please reduce speed ...........................4 93
ÛPlease wait Charging high- volt‐
age battery .......................................... 506
PRE- SAFE inoperati veSee Owner's
Manual ................................................ 490
Ra dar sensors dirty See Owner's
Manual ................................................ 484
_Re ar left seat backrest not
loc ked (Example) .................................5 22
hRe ctify tyre pressure ....................517
Re duce speed ...................................... 51 8
Ø Refill Ad Blue Eng. start not pos‐
sible .................................................... .510
Ø Refill Ad Blue See Owne r’s Man‐
ual ........................................................ 51 0
! Release parking brake .................482
¸Re place air cleaner .....................504ÀRe
placekey See Owner's Man‐
ual ...................................................... .521
Á Replace key ................................ .520
8Re servefuel le vel........................ 507
6Re stra int sys. malfunction Con‐
sult workshop ...................................... 492
Re versing not poss. Consult work‐
shop ..................................................... 514
Risk of vehicle rolling Driver door
open and transmission not in P ............514
Ru n Flat Indicator inope rative .............. 519
# See Owner's Manual ................... 503
Speed limit (winter tyres) XXX km/h ... 501
ÐSt eering malfunction Incre ased
ph ysical ef fort See Owner's Manual .... 523
ÐSt eering malfunction Stop
immediately See Owner's Manual .......523
St op vehicle Lea veengine running
Wa itTransmission cooling ....................513#
Stop vehicle Lea veengine run‐
ning ..................................................... 504
#St opvehicle See Owner's Man‐
ual .......................................................5 04
ÉSt opvehicle Vehicle too low ........ 497
çsuspended ..................................4 99
bSwitch off lights .......................... 528
bSwitch on headla mps.................. 529
To shift out of P or N,depress brake
and start engine .................................. .513
Ø Top up AdBlue Perf.re duced in
XXX miles See Owner's Manual ...........512
Ø Top up AdBlue Perf.re duced:
XXX km/h Nostart in XXX km .............512
To p up coolant See Owner ’sManual ... 503
¥To p upwasher fluid .................... .525
Tr af fic Sign Assi stCamera view
re stricted See Owner's Manual ........... 496
Tr af fic Sign Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 496558
Index
Tr
af fic Sign Assi stinope rative ............. 495
ïTr ailer coupling extending… ......... 521
Tr ansmission Malfunction Stop ............ 513
! Turn on the ignition torelease
th e parking brake ................................ 479
h Tyre press. monitor cur rently
una vailable .......................................... .517
h Tyre press. monitor inoperative
No wheel sensors ................................ 51 8
h Tyre press. monitor inoperative ...518
Ty re pressure Check tyres ...................515
Ty re(s) ove rheated ...............................5 18
É Vehicle rising Please wait............ 494
ÉVe hiclerising ...............................4 96
hWa rning tyre defect .....................515
h Wheel sensor(s) missing ..............517
Wi thout changing gear, consult work‐
shop ..................................................... 514
Display on the windscreen
see Head-up display Distance control
see Active Dis tance Assi stDISTRONIC
Di stance recorder
see Trip dis tance
DI STRO NIC
see Active Dis tance Assi stDISTRONIC
Door Additional door lock .............................. 75
Locking (emergency key) ...................... .79
Opening (from the inside) ......................75
Un locking (emer gency key) .................. .79
Un locking (from the inside) ...................75
Door cont rol panel .................................... .14
Dr aw bar
see Tow- bar sy stem
Drive Away Assist .................................... 24 2
Drive position Engaging ..............................................1 72
Drive prog ram display ............................. 17 0
Drive prog rams
see DYNA MIC SELECT
Driver's seat see Seat Driving abroad
Symmetrical dipped beam ...................1 28
Driving lights see Automatic driving lights
Driving saf ety sy stem ............................ .189
ABS (Anti-lock Braking Sy stem) ........... 19 0
Ac tive Brake Assi st.............................. 19 6
Ad aptive brake lights .......................... .201
BA S (Brake Assi stSystem) ...................1 91
EBD (Electronic Brake forc e Distribu‐
tion) ..................................................... 19 5
ESP ®
Crosswind Assi st........................ 19 5
ESP ®
trailer stabilisation .................... .195
Overview ............................................. 19 0
Ra dar sensors ...................................... 19 0
Re sponsibility ...................................... 189
ST EER CONTROL ................................. 19 6
Driving sy stem
DY NA MIC BODY CONTROL .................. 218
Driving sy stem
see 360° Camera
see Active Blind Spot Assi st
see Active Dis tance Assi stDISTRONIC
see Active Emergency Stop Assist Index
559