Page 169 of 422

&
WARNING Risk of accident if de tection
function of ActiveD istan ce Assi st
DISTRONI Cisimpaired
Ac tiveD ista nce Assi stDISTRONI Cdoesn ot
re act or has alimited reaction:
R when drivin gonadiffe re nt lane or when
ch anging lanes
R topedestrians, animals, bicycles or sta‐
tionar yvehicles, or unexpected obs tacles
R tocomple xtraffic conditions
R tooncomin gvehicles and crossing traf fic
As aresult, ActiveD ista nce Assi stDISTRONIC
ma yneith er giv ewarning snor inter vene in
su ch situations. #
Alwayso bser vethet raffic conditions
carefull yand react according ly. Ac
tiveD ista nce Assi stDISTRONI Cmaynotd etect
nar row vehicles driving in front, e.g. mo torcyc les
and vehicles driving on adiffe re nt line.
Ope ratin gA ctive Distance Assis tDISTRONIC
Re quirements:
R The vehicle has been star ted.
R The parking brak ehas been released.
R ESP ®
is activated and is no tinter vening.
R The transmissio nisinposition005B.
R The driver' sand thef ront-passenger door are
closed.
R The seat occupanc yrecognition on thed riv‐
er's seat has de tected that thed rive rh as fas‐
te ned thes eat belt.
R The checkoft heradar sensor sy stem has
been successfully comple ted. Ac
tivatin gActive Distance Assis tDISTR ON IC #
Press button 1. #
Toactivat ewithout astore ds peed: press
rock er switch 3up (SET+ )ordown(SET-).
The cur rent speed is then sa veda nd main‐
ta ined bythev ehicle.
or #
Toactivat ewithastore ds peed: press
rock er switch 4up (RES).
% If
rock er switch 4is pressed up twice,
Ac tiveD ista nce Assi stDISTRONI Cisactiva‐
te dw itht he speed restriction displa yedin
th ei nstrument clus ter.
Ac ceptin gthe displa yeds pee dlim it whe nDis‐
tance Assis tDISTRONIC is acti vated #
Press rocker switch 4up (RES).
The speed limit displa yedint he instrument
clus terisa doptedast hestored speed. The
ve hicle adapts its speed tothat of thev ehicle
in front, but only up tothes tore ds peed.
Pulling away again with Activ eD ista nce
Assis tDISTRONIC #
Remo veyour foot from theb rake pedal. #
Press rocker switch 4up (RES).
or #
Depress thea ccelerator pedal briefly with
fo rc e.
The functions of ActiveD istan ce Assi st
DISTRONI Ccontinue tobe car ried out. Driving and parking
14 5
Page 170 of 422

Deactivating
Activ eD ista nce Assist
DISTRO NIC &
WARNING Risk of accident du etoActive
Dis tance Assi stDISTRONI Cstillb eing
activated when youl eave thed rive r's
seat
If yo ul eave thed rive r's seat while thev ehicle
is being braked byActiveD ista nce Assi st
DISTRONI Conly,the vehicle can rollaw ay. #
Alwaysd eactivat eActiv eDista nce
Assi stDISTRONI Cand secur ethe vehi‐
cle topreve nt it from rolling away before
yo ul eave thed rive r's seat. #
Press rocker switch 4down (CNCL). #
Depress theb rake pedal.
Increasing or reducing the speed #
Push rocker switch 3up (SET+ )ordown
(SET-).
The stored speed is increased or reduced by
1m ph (1 km/h).
or #
Press and hold rocker switch 3up (SET+)/
down (SET-).
The stored speed is increased or reduced in
1m ph (1 km/h) increments.
or #
Push rocker switch 3beyond thep ressure
point.
The stored speed is increased or reduced by
5m ph (1 0km/h).
or #
Push rocker switch 3beyond thep ressure
point and hold.
The stored speed is increased or reduced in
5m ph (1 0km/h) increments.
Increasing or reducing the specifie ddistance
from the vehicl einf ront #
Toincrease thes pecified distance: press
rock er switch 2down ( ).
#
Toreduce the specifie ddistance: press
rock er switch 2up ( ). Information on Hill
StartA ssist Hill
StartA ssisth olds thev ehicle foras horttime
when pulling away on ahill under thef ollowing
conditions:
R Vehicles with automatic transmission: the
transmission is in position 005Bor005E.
R The pa rking brak ehas been released.
This gives youe nough tim etomoveyour foot
from theb rake pedal tothea ccelerator pedal and
depress it befor ethe vehicle begins toroll. &
WARNING Risk of accident and injury
du etot hevehicle rolling away
Af teras horttime, Hill StartA ssistnol onger
holds thev ehicle and it can rollaw ay. #
Therefore, swiftl ymove your foot from
th eb rake pedal tothea ccelerator
pedal. Ne vera ttem pttolea vethev ehi‐
cle if it is being held byHill StartA ssist. HOLD function
HOLD function
Re
quirements:
R The seat occupancy recognition on thed riv‐
er's seat has de tected that thed rive rh as fas‐
te ned thes eat belt.
The HOLD function holds thev ehicle at astand‐
st ill without requ iring youtod epress theb rake
pedal, e.g. when pulling away on steep slopes.
When youd epress thea ccelera torp eda ltop ull
aw ay,the braking ef fect is canceled and the
HOLD functio nisdeactivated.
Sy stem limitations
R The incline mus tnotbe grea tert han 30%. Park
ing Assis tPARKTRONIC Fu
nction of Parking Assis tPARKTRONIC
Pa rking Assis tPARKTRONIC is an electroni cpark‐
ing assi stanc esystemw ithu ltrasound. It moni‐
to rs thea reaa round your vehicle using six sen‐
sor sont he front bumper and six sensor sonthe
re ar bumper .Parking Assis tPARKTRONIC indi‐
ca tesv isuall yand audibl ythe dis tance between
yo ur vehicle and an object.
Pa rking Assis tPARKTRONIC is only an aid. It is
no tas ubstitut efor your attention tothes ur‐
ro undings. The responsibility fors afem aneu ver‐ 14 6
Driving and pa rking
Page 171 of 422

ing and parkin
gremain swithy ou. Mak esuret hat
th er ea reno persons, animals or object sinthe
maneuvering area while maneuvering and parking
in/exiting parking spaces.
In thes tandar dsetting ,ani ntermit tent wa rning
to ne sounds from adista nc eofa pproximately
1. 3ft( 0.4 m) toan obs tacle. Acontinuou stone
sounds from adista nc eofa pproximately 1.0ft
(0.3 m). Youc an se tthe warning tone in them ul‐
timedia sy stem so that it will soun dearlier at a
grea terd ista nce of appr oximatel y3.3ft(1 m)
(/ page147).
Pa rking Assis tPARKTRONIC displa yinthe
mu ltimedia sy stem
If th eP arking Assis tPARKTRONIC displ ayinthe
multimedia sy stem is no tactiv eand an obs tacle
is de tected in thep athoft hevehicle, apop-up
windo wforParking Assis tPARKTRONIC appears
in them ultimedia sy stem at speeds up toappr ox‐
imately 6mph (1 0km/h).
Sy stem limitations
Pa rking Assis tPARKTRONIC does no tnecessarily
tak eintoa ccoun tthe following obs tacles:
R Obs tacles bel owthed etection range, e.g. per‐
sons ,animal soro bjects.
R Obs tacles ab ovet he de tection range, e.g.
ov erhanging loads, overhangs or loading
ra mp soft ruck s.
The sensor smustbef reeofd irt, ice and slush.
Otherwise, they ma ynotfunction cor rectl y.Clean
th es ensor sregular ly,t aking ca renottos cratch
or damag ethem.
Ve hicles with traile rhitch: Parking Assist
PA RKTRONI Cisdeactivated fort he rear zone
when youe stablish an electrical connection
between your vehicle and atrailer.
Deactivating/activating Parking Assist
PA RKTRONIC
* NO
TERisk of an accident from objects at
close range Pa
rking Assis tPARKTRONIC ma ynotdetect
cer taino bjects at close range. #
Whe nparkin gorm aneuvering thev ehi‐
cle, pa yparticular attention toany
object swhicha reabo veor belo wthe
sensors, e.g. flowe rpotsord rawbars.
The vehicle or other objects could other‐
wise be damaged. Multimedia sy
stem:
4 © 5
Settings 5
Quick Access #
Select PARKTRONIC On .
The function is activated or deactivated
depending on thep reviou ssetting.
% Pa
rking Assis tPARKTRONIC is au tomatical ly
activated when startin gthe vehicle.
Setting thew arnin gtones of Parking Assist
PA RKTRONIC
Multimedia sy stem:
4 Settings 5
Assistance
5 Camera &Parking 5
Set Warning Tones
Ad justin gthe volume of thew arnin gtones #
Select Warnin gTone Volume. #
Adjus tthe value.
Ad justin gthe pitc hofthewarning tones #
Select Warning Tone Pitch.
Ad jus tthe value.
Specifying thes tarting point fort he warning
to nes
Yo uc an specify whe ther theP arking Assist
PA RKTRONI Cwarning tones shoul dcommence
when thev ehicle is fur ther aw ay from an obs ta‐
cle. #
Select Warn Earl yAll Around. #
Activat eord eacti vate thef unction.
Ac tivatin gordeactivatin gaudi ofadeout
Yo uc an specify whe ther thev olume of amedia
source in them ultimedia sy stem is tobe reduced
when Parking Assis tPARKTRONIC gi vesaw arn‐
ing tone. #
Select Audio Fadeou tDuring Warning Tones. #
Activat eord eacti vate thef unction. Driving and parking
147
Page 172 of 422

Re
ar vie wcamera Fu
nction of ther ear vie wcamera If
yo uh ave activated thef unction in them ultime‐
dia sy stem, thei mag efromr ear vie wcamera 1
appear sinthe multimedia sy stem when reve rse
ge ar is selec ted. Dynamic guide lines sho wthe
pat hthe vehicle will take wit hthe steering wheel
in its cur rent position. Thi shelps youtoo rient
yo urself and toavo id obs tacles whe nbackin gu p.
The imag efromr ear vie wcamera 1appear sin
th em ultimedia sy stem when thef ollowing condi‐
tions ar efulfilled:
R The ignition is switched on.
R Reverseg ear has no tbeen engaged.
R The rear-en ddoor sareopened.
This mean sthat thea reab ehind thev ehicle can
be monitored.
When ther ear-end door sareclosed, thei mage
from ther ear vie wcamer aiss witched of fafter
appr oximatel yten seconds.
The rear vie wcamer aiso nlyana id. It is no ta
substitut efor your attention tothes urroundings.
The responsibility fors afem aneu vering and pa rk‐
ing remains wit hyou. Mak esuret hat ther ea reno
persons, animals or object setc., in them aneu‐
ve ring area whil emaneuvering and pa rking.
The rear vie wcamer amaysho wad isto rted view
of obs tacles ,sho wt hem incor rectly or no tatall.
The rear vie wcamer acanno tdispla yall objects
whic harevery nea rtooru nderther ear bumper.
It will no twarny ou of acollision, peopl eor
objects.
Yo uc an selec tfromt hefollowing vie ws:
R Norma lview R
Wide-angle view
R Trailer view
The area behin dthe vehicle is displa yedasam ir‐
ro rimage, as in thei nside rearvie wmirro r.
Sy stem limitations
The rear vie wcamer awill no tfunction or will only
partiall yfunction in thef ollowing situations:
R Ther eish eavyrain, sno worfog.
R The ambient light is poor ,e.g. at night.
R The area is lit byfluorescent light (the displ ay
ma yflicke r).
R Ifth er eisas uddenchang eint emperature,
e.g. when driving int oaheated garage in win‐
te r.
R The ambient temp eratur eisveryh igh.
R The camer alens is obstructed, dirty or fogged
up. Obser vethen otes on cleaning ther ear
vie wc amer a(/pag e274).
R Thec amer aorrear of your vehicle is dam‐
aged. In this event,h avethec amera ,its posi‐
tion and its setting checkedataq ualified spe‐
cialis tworks hop.
The field of vision and other functions of ther ear
vie wc amer amaybe restricted du etoadditional
accesso ries on ther ear of thev ehicle (e.g. a
loading tailgate).
% The displa
ycontras tmaybe impaired due to
incident sunligh torother light sources. In
th is case, pa yparticular attention.
% Ha
ve thed ispla yrepaired or replaced if, for
ex ample, pixel er rors considerably restrict its
use.
% Objects that ar enotat ground le vela ppear
fur ther aw ay than they actuall yare.T his
includes, fore xamp le:
R The bumper of avehicle par kedb ehind.
R The dr awbar of atrailer.
R The ball nec kofatrailer coupling.
R The rear end of atruck.
R Slanted posts.
Only us ethe guide lines of thec amera image
fo ro rientation. Do no ttrave lfur ther than the
lo west horizontal guide line when approach‐
ing objects. Youm ayotherwise damag eyour
ve hicle and/or theo bject. 14 8
Driving and pa rking
Page 173 of 422

Ve
hicles without Parking Assis tPARKTRONIC
Th ef ollowing camera vie wsarea vailable in the
multimedia sy stem: Normal view
1 Yello wl ane markin gthe course thet ires will
ta ke atthec urrent steering wheel angle
(dynamic)
2 Yello wg uide line, vehicle widt h(driven sur‐
fa ce) depending on thec urrent steering
wheel angle (dynamic)
3 Marking at adistan ce of appr oximatel y3.3ft
(1.0 m) (the rear-en ddoor scan still be
opene dcomple tely)
4 Redg uide line at adista nce of appr oximately
1. 0i n( 0.3 m) from ther ear area
5 Redg uide line at adista nce of appr oximately
8in( 0.2m)f romt herear area, vehicle width
wit ho utside mir ror Wi
de-angle view Vi
ew of trailer (if trailer hitc hisinstalled)
1 Yello wg uide line, locating aid 2
Redg uide line at adista nce of appr oximately
1. 0i n( 0.3 m) from theb all head of thet railer
hitch
3 Ball head of thet railer hitch
Ve hicles with Parking Assis tPARKTRONIC
Th ef ollowing camera vie wsarea vailable in the
multimedia sy stem: Normal view
1 Yello wl ane markin gthe course thet ires will
ta ke atthec urrent steering wheel angle
(dynamic)
2 Yello wg uide line, vehicle widt h(driven sur‐
fa ce) depending on thec urrent steering
wheel angle (dynamic)
3 Marking at adistan ce of appr oximatel y3.3ft
(1.0 m) (the rear-en ddoor scan still be
opene dcomple tely)
4 Redg uide line at adista nce of appr oximately
1. 0i n( 0.3 m) from ther ear area
5 Redg uide line at adista nce of appr oximately
8in( 0.2m)f romt herear area, vehicle width
wit ho utside mir ror
6 Orang ewarning displa yofParking Assist
PA RKTRONIC: obstacles ar eamedium dis‐
ta nce away (between appr oximately 1.3ft
(0.4 m) and 2.0 ft(0.6 m))
7 Yello ww arning displa yofParking Assist
PA RKTRONIC: obstacles ar eatadista nce of
between appr oximatel y2.0ft(0.6 m) and
3.3 ft(1.0 m)
% If
th ed ista nce totheo bstacle is les sthan
appr ox.1 .3 ft(0.4 m), thew arning displa yof
Pa rking Assis tPARKTRONIC will be red.
% If
th ee ntir esystemf ails, thei nner segments
of thew arning displa yareshown in red.
If th es ystemf ails at ther ear ,the displa yof
th es egment schanges as follo ws:
R The rear segment sareshown in redw hen
backing up. Driving and parking
14 9
Page 174 of 422

R
The rear segment sarehidde nwhen driv‐
ing forw ards.
If Pa rking Assis tPARKTRONIC is deactivated,
th ew arning displa yfades out. Wi
de-angle view Vi
ew of trailer (if trailer hitc hisinstalled)
1 Yello wg uide line, locating aid
2 Redg uide line at adista nce of appr oximately
1. 0i n( 0.3 m) from theb all head of thet railer
hitch
3 Ball head of thet railer hitch 360° Camera
Fu
nction of the3 60° Camera
The 360 °Camera is asyst em that consists of
fo ur cameras. The cameras co verthe immediate
ve hicle sur roundings. The sy stem assists you,
e.g .when parkin goratexitsw ithr educed visibil‐
ity.
The 360° Camer aisonlyana id. It is no tasubsti‐
tut efor your attention tothes urroundings. The
re sponsibility fors afem aneu vering and pa rking
re mains wit hyou. Mak esuret hat ther ea reno
persons, animals or object setc., in them aneu‐
ve ring area whil emaneuvering and pa rking.
The sy stem evaluates images from thef ollowing
cameras:
R Rear vie wcamera
R Front camera R
Twos ide cameras in theo utside mir rors
Vi ew soft he 360 °Camera
Yo uc an selec tfromd iffe re nt vie ws:
To pv iew 1
Yello wl ane markin gthe course thet ires will
ta ke atthec urrent steering wheel angle
(dynamic)
2 Yello wg uide line, vehicle widt h(driven sur‐
fa ce) depending on thec urrent steering
wheel angle (dynamic)
3 Marking at adistan ce of appr oximatel y3.3ft
(1.0 m) (the rear-en ddoor scan still be
opene dcomple tely)
4 Redg uide line at adista nce of appr oximately
1. 0i n( 0.3 m) from ther ear area
5 Redg uide line at adista nce of appr oximately
8in( 0.2m)f romt herear area, vehicle width
wit ho utside mir ror
6 Redw arning displa yofParking Assist
PA RKTRONIC: obstacles at adista nce of
appr oximately 1.3f t(0.4 m) or less
When Parking Assis tPARKTRONIC is operational
an dnoo bject is de tected, thes egment softhe
wa rning displa yareshown in gray.
% If
th ee ntir esystemf ails, thes egment softhe
wa rning displa yareshown in red.
If th es ystemf ails at ther ear ,the displa yof
th es egment schanges as follo ws:
R The rear segment sareshown in redw hen
backing up.
R The rear segment sarehidde nwhen driv‐
ing forw ards.
If Pa rking Assis tPARKTRONIC is deactivated,
th ew arning displa yfades out.
Guide lines
% The guide lines in
them ultimedia sy stem dis‐
pla yshowt he dis tances toyour vehicle. The
dis tances only apply toroad le vel. 15 0
Driving and pa rking
Page 175 of 422

In trailer mode,
theg uide lines ar eshown at
th el eve loft he trailer hitch.
Vi ew of trailer (if trailer hit chis installed) Vi
ew of trailer (if trailer hitc hisinstalled)
1 Yello wg uide line, locating aid
2 Redg uide line at adista nce of appr oximately
1. 0i n( 0.3 m) from theb all head of thet railer
hitch
3 Ball head of thet railer hitch
Side vie wofthe mir rorc ame ras
The sides of thev ehicle can be seen in this vie w. 1
Lane indicating ther out ethe vehicle will take
wit hthe steering wheel in its cur rent position
2 Yello ww arning displa yofParking Assist
PA RKTRONIC: obstacles at adista nce of
appr oximately 3.3 ft(1.0 m) or less
3 Your vehicle from abo ve
4 Markeroft he wheel contact points
5 Guide line of extern al vehicle dimensions
wit ho utside mir rors folded out
If th ed ista nce totheo bject lessens, thec olor of
wa rning display 2changes.
Sy stem failure
If th er eisnoo perational readiness, thef ollowing
messag eappear sinthe multimedia sy stem: Sy
stem limitations
The 360 °Camera will no tfunction or will only
partiall yfunction in thef ollowing situations:
R The front door sareopen.
R The side mir rors aref olded in.
R Ther eish eavyrain, sno worfog.
R The ambient light is poor ,e.g. at night.
R The area is lit byfluorescent light (the displ ay
ma yflicke r).
R Ifth er eisas uddenchang eint emperature,
e.g. when driving int oaheated garage in win‐
te r.
R The ambient temp eratur eisveryh igh.
R The camer alens is obstructed, dirty or fogged
up.
R Cameras, or vehicle components in whic hthe
cameras ar einstalled, ar edamaged. In this
eve nt, ha vethec ameras, their position sand
th eir setting checkedataq ualified specialist
wo rkshop.
Do no tuse the3 60° Camer aunder suc hcircum‐
st ances. Youc oul do therwise injur eother sorc ol‐
lide wit hobjects when parking thev ehicle.
On vehicles wit hheight-adjus table suspension or
if th ev ehicle is car rying aheavy load, leaving the
st andar dheigh tcan result in inaccuracies in the
guide lines and in thed ispla yoft hegenerated
ima ges, depending on tech nica lconditions.
The field of vision and other functions of thec am‐
er as ystemm aybe restricted du etoadditional
attachments on thev ehicle (e.g. loading tailgate).
% The contras
tofthe displa ymaybe impaired
by abrup tdirect sunlight or by other light
sources, e.g. when driving out of agarage. In
th is case, pa yparticular attention.
% Ha
ve thed ispla yrepaired or replaced if, for
ex ample, pixel er rors considerably restrict its
use. Driving and pa
rking 151
Page 176 of 422

The imag
efromt he 360° Camer aappear sauto‐
maticall yinthe multimedia sy stem when thef ol‐
lowing condition sarefulfilled:
R The ignition is switched on.
R The rear-en ddoor sareopened.
This mean sthat thea reab ehind thev ehicle can
be monitored.
When ther ear-end door sareclosed, thei mage
from ther ear vie wcamer aiss witched of fafter
appr oximatel yten seconds.
See then otes on cleaning the3 60° Camera
(/ page274).
Selecting aviewf or th e360°C ame ra
Re quirements:
R The Auto. Rear View Cam. is activated inthe
multimedia sy stem (/ page152). #
Engag ereve rseg ear. #
Select thed esired vie winthe multimedia sys‐
te m.
Ac tivating/deactivatin gautomati coperation
of the rear vie wcamera
The rear vie wcamer aiso nlyana id. It is no ta
substitut efor youp aying attention tothes ur‐
ro undings. Youa realw aysr esponsibl efor safe
maneuvering, parking in and exitin gfromap ark‐
ing space. Mak esuret hat no persons, animals or
objects etc. ar eint he pat hofyourvehicle. Pay
attention toyour sur rounding sand be ready to
brak eata ll times.
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Camera &Parking #
Activat eord eacti vate Auto .RearV iewC am..
Ac tivating/deactivatin gmaneuverin gassis‐
tance
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Camera &Parking #
Activat eord eacti vate Maneuvering Assist..
% When maneuvering assis tance is acti vated,
th ef ollowing function sareactive:
R Driv eAwayA ssist ( / pag e156)
R Rear Cross Traf ficA lert(/ page 156) AT
TENTION ASSI ST Fu
nction of ATTENTION ASSI ST
AT TENTION ASSIS Tcan assis tyou on long,
mono tonou sjou rney s, e.g. on free ways and
ex pressw ays. If ATTENTION ASSIS Tdetects ind i‐
cator soffatigue or increase dlap sesinc oncen‐
tration on thep artoft he driver ,itsuggests taking
ab reak.
AT TENTION ASSIS Tisonlyana id. It cannot
alw aysd etect dr owsiness or increased lapses in
concentration in good time. The sy stem is no ta
substitut efor aw ell-res teda nd attentiv edrive r.
On long journe ys,tak er egular and timel ybreaks
th at allo wyoutorest properly.
Yo uc an choose between tw osettings:
R Standard: normal sy stem sensitivity
R Sensitive: higher system sensitivity .The
driver is warned earlier and thea ttention le vel
de tected bythes ystem (Attention Le vel) is
adap teda ccordingly.
If fatigue or increased lapse sinconcentration are
de tected, theATTENTION ASSIST: Take aBreak!
wa rning appear sinthe Instrument Displa y.Yo u
can acknowledge them essag eand take ab reak if
necessar y.Ifyo udon ottake ab reak and ATTEN‐
TION ASSIS Tcontinues todetect increased lap‐
ses in concentration, youw ill be warned again
af te ram inimu mof15m inutes. Instrument Displa
y(color display)
Yo uc an ha vethef ollowing status information for
AT TENTION ASSIS Tdispla yedint he Assis tance
menu of theo n-boar dcomputer:
R The journe ylengt hsince thel astb reak
R The attention le veld etermined byATTENTION
ASSIS T:
- The fuller thec ircle is, theh igher the
de tected attentio nleve lis
- The circle in thec enter of thed isplay
em pties from theo utside in wardsas
attentiveness decreases 15 2
Driving and pa rking