
&
WARNING Risk of accident if de tection
function of Active Dis tance Assi st
DISTRONIC is impaired
Ac tive Dis tance Assi stDISTRONIC does not
re act or has a limited reaction:
R when driving on a dif fere nt lane or when
ch anging lanes
R topedestrians, animals, bicycles or sta‐
tionary vehicles, or unexpected obs tacles
R tocomplex traf fic conditions
R tooncoming vehicles and crossing traf fic
As a result, Active Dis tance Assi stDISTRONIC
may nei ther give warnings nor inter vene in
su ch situations. #
Always obser vethe tra ffic conditions
carefully and react according ly. Ac
tive Dis tance Assi stDISTRONIC may not de tect
nar row vehicles driving in front, e.g. mo torcyc les
and vehicles driving on a dif fere nt line.
Ope rating Active Di stance Assist DIST RONIC
Re quirements:
R The vehicle has been star ted.
R The parking brake has been released.
R ESP ®
is activated and is not inter vening.
R The transmission is in position 005B.
R The driver's and the front-passenger door are
closed.
R The seat occupancy recognition on the driv‐
er's seat has de tected that the driver has fas‐
te ned the seat belt.
R The check of thera dar sensor sy stem has
been successfully comple ted. Ac
tivating Active Di stance Assist DISTRO NIC #
Press button 1. #
Toactivate without a stored speed: press
rock er switch 3up (SET+) or down (SET-).
The cur rent speed is then sa ved and main‐
ta ined bytheve hicle.
or #
Toactivate with a stored speed: press
rock er switch 4up (RES).
% If
rock er switch 4is pressed up twice,
Ac tive Dis tance Assi stDISTRONIC is acti va‐
te d with the speed restriction displa yed in
th e instrument clus ter.
Ac cepting the displa yed speed limit when Dis‐
tance Assist DI STRO NIC is acti vated #
Press rocker switch 4up (RES).
The speed limit displa yed in the instrument
clus ter is adop ted as thestored speed. The
ve hicle adapts its speed tothat of theve hicle
in front, but only up tothestored speed.
Pulling away again with Active Di stance
Assist DIST RONIC #
Remo veyour foot from the brake pedal. #
Press rocker switch 4up (RES).
or #
Depress the accelerator pedal briefly with
fo rc e.
The functions of Active Dis tance Assi st
DISTRONIC continue tobe car ried out. 14 4
Driving and pa rking

Deactivating
Active Di stance Assist
DISTRO NIC &
WARNING Risk of accident due toActive
Dis tance Assi stDISTRONIC still being
activated when you lea vethe driver's
seat
If yo u lea vethe driver's seat while theve hicle
is being braked byActive Dis tance Assi st
DISTRONIC only, theve hicle can rollaw ay. #
Always deactivate Active Dis tance
Assi stDISTRONIC and secure theve hi‐
cle topreve nt it from rolling away before
yo u lea vethe driver's seat. #
Press rocker switch 4down (CNCL). #
Depress the brake pedal.
Increasing or reducing the speed #
Push rocker switch 3up (SET+) or down
(SET-).
The stored speed is increased or reduced by
1 mp h (1 km/h).
or #
Press and hold rocker switch 3up (SET+)/
down (SET-).
The stored speed is increased or reduced in
1 mp h (1 km/h) increments.
or #
Push rocker switch 3beyond the pressure
point.
The stored speed is increased or reduced by
5 mp h (10 km/h).
or #
Push rocker switch 3beyond the pressure
point and hold.
The stored speed is increased or reduced in
5 mp h (10 km/h) increments.
Increasing or reducing the specified distance
from the vehicle in front #
Toincrease the specified distance: press
rock er switch 2down ( ).
#
Toreduce the specified distance: press
rock er switch 2up ( ). Information on Hill
Start Assist Hill
Start Assist holds theve hicle for a short time
when pulling away on a hill under thefo llowing
conditions:
R Vehicles with automatic transmission: the
transmission is in position 005Bor005E.
R The pa rking brake has been released.
This gives you enough time tomo veyour foot
from the brake pedal tothe accelerator pedal and
depress it before theve hicle begins toroll. &
WARNING Risk of accident and injury
due totheve hicle rolling away
Af ter a short time, Hill Start Assist no lon ger
holds theve hicle and it can rollaw ay. #
Therefore, swiftly mo veyour foot from
th e brake pedal tothe accelerator
pedal. Ne ver attem pttolea vetheve hi‐
cle if it is being held byHill Start Assist. HOLD function
HOLD function
Re
quirements:
R The seat occupancy recognition on the driv‐
er's seat has de tected that the driver has fas‐
te ned the seat belt.
The HOLD function holds theve hicle at a stand‐
st ill without requ iring youto depress the brake
pedal, e.g. when pulling away on steep slopes.
When you depress the accelera tor pedal topull
aw ay,th e braking ef fect is canceled and the
HOLD function is deactivated.
Sy stem limitations
R The incline must not be greaterth an 30%. Park
ing Assist PARKTRONIC Fu
nction of Parking Assist PARKTRONIC
Pa rking Assist PARKTRONIC is an electronic park‐
ing assi stance sy stem with ultrasound. It moni‐
to rs the area around your vehicle using six sen‐
sors on the front bumper and six sensors on the
re ar bumper. Parking Assist PARKTRONIC indi‐
cates visually and audibly the dis tance between
yo ur vehicle and an object.
Pa rking Assist PARKTRONIC is on ly an aid. It is
not a substitu teforyo ur attention tothe sur‐
ro undings. The responsibility for safe maneu ver‐ Driving and parking
14 5

Re
ar view camera Fu
nction of there ar view camera If
yo u ha veactivated the function in the multime‐
dia sy stem, the image from rear view camera 1
appears in the multimedia sy stem when reve rse
ge ar is selec ted. Dynamic guide lines show the
path theve hicle will take with thesteering wheel
in its cur rent position. This helps youto orient
yo urself and toavo id obs tacles when ba cking up.
The image from rear view camera 1appears in
th e multimedia sy stem when thefo llowing condi‐
tions are fulfilled:
R The ignition is switched on.
R Reversege ar has not been engaged.
R The rear-end doors are opened.
This means that the area behind theve hicle can
be monitored.
When there ar-end doors are closed, the image
from there ar view camera is swit ched off af ter
appr oximately ten seconds.
The rear view camera is only an aid. It is not a
substitute foryo ur attention tothe sur roundings.
The responsibility for safe maneu vering and pa rk‐
ing remains with you. Make sure that there are no
persons, animals or objects etc., in the maneu‐
ve ring area while maneuvering and pa rking.
The rear view camera may show a dis torted view
of obs tacles, show them incor rectly or not at all.
The rear view camera cannot display all objects
which are very near toor under there ar bumper.
It will not warnyou of a collision, people or
objects.
Yo u can select from thefo llowing vie ws:
R Norma l view R
Wide-angle view
R Trailer view
The area behind theve hicle is displa yed as a mir‐
ro r image, as in the inside rearview mir ror.
Sy stem limitations
The rear view camera will not function or will only
partially function in thefo llowing situations:
R There is heavy rain, snow or fog.
R The ambient light is poor, e.g. at night.
R The area is lit byfluorescent light (the displ ay
may flic ke r).
R Ifth ere is a sudden change in temp erature,
e.g. when driving into a heated garage in win‐
te r.
R The ambient temp erature is very high.
R The camera lens is obstructed, dirty or fogged
up. Obser vethe no tes on cleaning there ar
view camera (/ page212).
R The camera or rear of your vehicle is dam‐
aged. In this event, ha vethe camera, its posi‐
tion and its setting checked at a qualified spe‐
cialist workshop.
The field of vision and other functions of there ar
view camera may be restricted due toadditional
accesso ries on there ar of theve hicle (e.g. a
loading tailgate).
% The display contrast may be impaired due
to
incident sunlight or other light sources. In
th is case, pay particular attention.
% Ha
ve the display repaired or replaced if, for
ex ample, pixel er rors considerably restrict its
use.
% Objects that are not at ground le vel appear
fur ther aw ay than they actually are. This
includes, forex ample:
R The bumper of a vehicle par ked behind.
R The dr awbar of a trailer.
R The ball neck of a trailer coupling.
R The rear end of a truc k.
R Slanted posts.
Only use the guide lines of the camera image
fo r orientation. Do not tr avel fur ther than the
lo west horizontal guide line when approach‐
ing objects. You may otherwise damage your
ve hicle and/or the object. Driving and parking
147

Instrument Display (black
and white display)
Yo u can ha vethefo llowing status information for
AT TENTION ASSIST displa yed in the Assis tance
menu of the on-board computer:
R The journey length since the last break
R The attention le vel de term ined byATTENTION
ASSIS T:
- The fuller the bar is, the higher the de tec‐
te d attention le vel is
- The bar em pties as attentiveness decrea‐
ses
If AT TENTION ASSIST cannot calculatethe atten‐
tion le vel and cannot issue a warning, theAtten-
tion Level message appears.
If AT TENTION ASSIST is deactivated, the00D7
symbol appears in the assis tance graphic in the
instrument display when the engine is running.
AT TENTION ASSIST is activated automatically
when the engine is re-sta rted. The last selected
sensitivity le velre mains stored.
Sy stem limitations
AT TENTION ASSIST is active in the37 mph
(60 km/h) to124mp h (2 00 km/h) speed range.
The functionality of ATTENTION ASSIST is restric‐
te d, and warnings may be dela yed or not occur at
all, in thefo llowing situations:
R The journey lasts less than appr oximately
30 minutes
R The road condition is poor (une venro ad sur‐
fa ce or po tholes)
R The vehicle is subjected toastro ng crosswind
R You ha vea sporty driving style (high corner‐
ing speeds or high rates of acceleration)
R The time is set incor rectly
R Youch ange lanes and vary your speed fre‐
qu ently in active driving situations The
ATTENTION ASSIST dr owsiness or alertness
assessment is dele ted and restar ted when con‐
tinuing the journey in thefo llowing situations:
R Ifyo u swit choff the engine
R Ifyo u unfas tenyo ur seat belt and open the
driver's door (e.g. change drivers or take a
break)
Setting ATTENTION ASSI ST
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Attention Assist
Setting options #
Select Standard, SensitiveorOff. Blind Spot Assist
Fu
nction of Blind Spot Assist with exitwa rn‐
ing
Blind Spot Assist uses two lateral, rear-facing
ra dar sensors tomonitor the area directly next to
and on the side behind theve hicle.
% USA only:
This device has been appr
ovedby the FCC as
a "Vehicular Radar Sy stem". The radar sensor
is intended for use in an automotive radar
sy stem onl y.Re mo val,ta mp ering, or altering
of the device will void any warranties, and is
not permit tedby the FCC. Do not tamp er
with, alter or use in any non-appr ovedwa y.
Any unauthorized modification tothis device
could void the user ’sauthority tooperate the
equipment. &
WARNING Risk of accident despite Blind
Spot Assi st
Blind Spot Assist reacts nei ther tostationary
objects nor tovehicles approaching and over‐
ta king you at a greatly di fferent speed.
As a result, Blind Spot Assist cannot warn
drivers in these situations. #
Always pay careful attention tothe traf‐
fi c situation and maintain a safe dis‐
ta nce at the side of theve hicle. Blind Spot Assist is only an aid. It may
failto
de tect some vehicles and is no substitute for
attentive driving. Alw ays ensure that there is suf‐
fi cient dis tance tothe side forot her road users
and obs tacles.
If a vehicle is de tected ab ove speeds of appr ox‐
imately 7.5 mp h (12 km/h) and this vehicle sub‐ 15 2
Driving and pa rking

sequently enters
the monitoring range di rectly
next toyour vehicle, thewa rning lamp in the out‐
side mir ror lights up red.
% When a trailer is connected,
thera dar sen‐
sor's field of vision may be impaired, thereby
making limited monitoring possible. Alw ays
pay careful attention tothe tra ffic situation
and maintain a safe dis tance at the side of
th eve hicle.
If a vehicle is de tected close to yourvehicle in the
lateral monitoring range and you swit chon the
turn signal indica tor in the cor responding direc‐
tion, a warning tone sounds. The redwa rning
lamp in the outside mir rorflashes. If the turn sig‐
nal indicator remains switched on, all other
de tected vehicles are indicated only bytheflash‐
ing of there dwa rning lamp.
If yo uove rtake a vehicle quickl y,no warning is
given.
Exit warning
The exitwa rning is an additional function of Blind
Spot Assist and warnsve hicle occupants when
leaving theve hicle about any approaching vehi‐
cles. &
WARNING Risk of accident despite exit
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 warndriv‐
ers in these situations. #
Always pay particular attention tothe
traf fic situation when opening the doors
and make sure there is suf ficient clear‐
ance. %
An
exitwa rning is not issued for sliding doors
and rear-end doors. Overview
When theve hicle is
st ationar y,an object
is de tected from
behind in the monitor‐
ing range. Display in outside mir‐
ror
When theve hicle is
st ationar y,a door on
th ere leva nt side of
th eve hicle is opened.
An object which is
close to yourvehicle
is de tected in the
monitoring range. Vi
sual and audible
wa rning %
This additional function is only
available when
Blind Spot Assist is activated and up to a
maximum of thre e minutes af terth e ignition
has been switched off. The end of theav aila‐
bility of theex itwa rning function is indicated
by a series of flashes in the outside mir ror.
The exitwa rning function is only an aid and is no
substitute forth e attentiveness of theve hicle
occupants. Responsibility alw ays lies with the
ve hicle occupants when opening doors and leav‐
ing theve hicle.
Sy stem limitations
Blind Spot Assist and theex itwa rning function
may be limited in thefo llowing situations:
R ifth ere is dirt on the sensors or the sensors
are obscured
R ifth ere is poor visibility, e.g. due tofog, heavy
ra in, snow or spr ay
R if nar rowvehicles are within the monitoring
ra nge, e.g. bicycles
% St
ationary or slowly moving objects are not
displa yed.
Wa rnings may be issued in er ror when driving
close tocrash ba rriers or similar solid lane bor‐
ders. Warnings may be inter rupte d when driving
alongside long vehicles, forex ample truc ks,fo r a
prolonged time.
Blind Spot Assist is not operational when reve rse
ge ar is engaged.
The exitwa rning function may be limited in the
fo llowing situations:
R when the sensor is bloc kedby adjacent vehi‐
cles in nar rowparking spaces
R when people are approaching Driving and parking
15 3

Lane
Keeping Assist and Active Lane Keeping
Assist Fu
nctions of Lane Keeping Assist Lane
Keeping Assist monitors the area in front of
yo ur vehicle with multifunction camera 1. It
ser vesto protect you against unin tentionally le av‐
ing your lane. You may also be warned by a
vibrating messa gefrom thesteering wheel and by
th est atus symbol flashing in the instrument dis‐
pla y.
The warning is issued when thefo llowing condi‐
tions are met at the same time:
R Lane Keeping Assist de tects lane markings.
R A front wheel passes overth e lane markings.
Yo u can activate and deactivate the Lane Keeping
Assist warning.
If yo ufa ilto adapt your driving style, Lane Keep‐
ing Assist can neither reduce therisk of accident
nor override the la wsof ph ysics. It cannot take
into account road, weather or traf fic conditions.
Lane Keeping Assist is only an aid and is not
intended tokeep theve hicle in the lane without
th e driver's cooperation. You are responsible for
th e dis tance totheve hicle in front, forve hicle
speed, braking in good time and forst ay ing in
yo ur lane.
Sy stem limitations
The sy stem may be impaired or may not function
in thefo llowing situations:
R There is poor visibilit y,e.g. due toinsuf ficient
illumination of thero ad, highly variable shade
conditions, or due torain, sno w,fog or heavy
spr ay.
R Glare from oncoming traf fic, direct sunlight or
re flections. R
There is dirt on the windshield in the vicinity
of the multifunction camera or the camera is
fo gged up, damaged or obscured.
R No or se veral, unclear lane markings are pres‐
ent for one lane, e.g. in a construction area.
R The lane markings are worn, dark or co vered.
R The dis tance totheve hicle in front is too
small, and therefore the lane markings cann ot
be de tected.
R The lane markings change quickl y,e.g. lanes
branch off, cross one ano ther or mer ge.
R The road is very nar row and winding.
Fu nctions of Active Lane Keeping Assist Ac
tive Lane Keeping Assist monitors the area in
front of your vehicle bymeans of multifunction
camera 1. It ser vesto protect you against unin‐
te ntionally le aving your lane. You may also be
wa rned bya vibrating message from thesteering
wheel and bythest atus symbol flashing in the
instrument displa y.In addition, you may be gui‐
ded back into your lane bya lane-cor recting
brake application. A releva nt messa geappears in
th e instrument displa y.
The warning is issued when thefo llowing condi‐
tions are met at the same time:
R The driving sy stem de tects lane markings.
R A front wheel passes overth e lane markings.
A lane-cor recting brake application occu rswhen
th efo llowing conditions are me t:
R Active Lane Keeping Assist de tects lane
markings on bo thsides of theve hicle.
R A front wheel drives over a solid lane mark‐
ing. Driving and parking
15 5

A
releva nt messa geappears in the instrument
displa y.
The brake application is available in the speed
ra nge between appr oximately 40 mph (60 km/h)
and 100mp h (160 km/h).
Yo u can either deactivate theAc tive Lane Keep‐
ing Assist warning or switch off the sy stem com‐
ple tely.
If yo ufa ilto adapt your driving style, Ac tive Lane
Ke eping Assist can neither reduce therisk of an
accident nor override the la wsof ph ysics. It can‐
not take into account road, weather or traf fic
conditions. The driving sy stem is an aid for when
yo u unin tentionally le aveor cross the lane and
not a sy stem for automatically keeping tothe
lane. You are responsible forth e dis tance tothe
ve hicle in front, forve hicle speed, braking in good
time and forst ay ing in your lane. If a lane-cor
recting brake application from Active
Lane Keeping Assist occurs, display 1appears
in the multifunction displa y.
Sy stem limitations
No lane-cor recting brake application from Active
Lane Keeping Assist occurs in thefo llowing situa‐
tions:
R You clearly and actively steer, brake or accel‐
erate.
R You swit chon the turn signal.
R A driving saf ety sy stem inter venes, su chas
ESP ®
or Active Brake Assi st.
R You ha veadop ted a sporty driving style with
high cornering speeds or high rates of accel‐
eration.
R ESP ®
has been switched off.
R When driving with a trailer, the electrical con‐
nection tothe trailer has been cor rectly
es tab lished.
R If a loss of tire pressure or a defective tire has
been de tected and displa yed. The sy
stem may be impaired or may not function
in thefo llowing situations:
R There is poor visibilit y,e.g. due toinsuf ficient
illumination of thero ad, highly variable shade
conditions, or due torain, sno w,fog or heavy
spr ay.
R Glare from oncoming traf fic, direct sunlight or
re flections.
R There is dirt on the windshield in the vicinity
of the multifunction camera or the camera is
fo gged up, damaged or obscured.
R No or se veral, unclear lane markings are pres‐
ent for one lane, e.g. in a construction area.
R The lane markings are worn, dark or co vered.
R The dis tance totheve hicle in front is too
small, and therefore the lane markings cann ot
be de tected.
R The lane markings change quickl y,e.g. lanes
branch off, cross one ano ther or mer ge.
R The road is very nar row and winding.
Ac tivating/deactivating Lane Keeping Assist
or Active Lane Keeping Assist
Multimedia sy stem:
4 © 5
Settings 5
Assistance #
Select Lane Keeping Assist orAct. Lane
Keep Asst. On.
Ac tivating or deactivating warning #
Select Lane Keeping Assist orAct. Lane
Keep Asst. On. #
Select Warning. Wo
rkmode ADR (working speed control)
Fu
nction of ADR (working speed control)
When activated, ADR automatically increases the
engine speed toa preset speed or a speed you
ha ve set.
% Af
ter a cold start, the idle speed of the
engine is increased automaticall y.Ifth e pre‐
set working speed is lo werth an the
inc reased idle speed, thewo rking speed is
only reached once the engine has comple ted
th ewa rm-up phase.
It is only possible toactivate ADR with the
ve hicle stationary and the parking brake
applied.
On vehicles with automatic transmission, the
selector le ver must be in position 005D. 15 6
Driving and pa rking

Making a call from
the call list
Multimedia sy stem:
4 © 5
Phone #
Select +Recent Calls. #
Select an entry.
The call is made.
Calling up additional options in the call list
Multimedia sy stem:
4 © 5
Phone #
Select +Recent Calls. #
For pr eviously stored contacts: select 0048in
th e line of an entry.
The sear chresults are displa yed. Apple CarPlay™
Overview of Apple CarPlay™
&
WARNING Risk of distraction from infor‐
mation sy stems and communications
equipment
If yo u operate information and communica‐
tion equipment integ rated in theve hicle when
driving, you will be distracted from the tra ffic
situation. This could also cause youto lose
control of theve hicle. #
Only operate this equipment when the
traf fic situation permits. #
Ifyo u cannot be sure of this, stop the
ve hicle whilst paying attention toroad
and traf fic conditions and ope rate the
equipment with theve hicle stationar y. Yo
u must obse rveth e legal requirements forthe
country in whi chyou are cur rently driving when
ope rating the multimedia sy stem.
iPhone ®
functions can be used via the multime‐
dia sy stem using Apple CarPlay™. They are oper‐
ated using theto uchsc reen, Touch Control or the
Siri ®
vo ice-operated control sy stem. You can acti‐
va te thevo ice-opera ted control sy stem bypress‐
ing and holding the£ button on the multifunc‐
tion steering wheel.
Only one mobile phone at a time can be connec‐
te d via Apple CarPlay™ tothe multimedia sy stem.
The availability of Apple CarPlay™ may vary
according tothe count ry.
The service pr ovider is responsible forth is appli‐
cation and the services and content connected to
it. Information on Apple CarPlay™
When Apple CarPlay™ is being used,
the iPod ®
media source is not available forth ere spective
iPhone ®
.
Connecting an iPhone ®
via Apple CarPlay™
(with cable)
Re quirements:
R The multimedia sy stem is equipped with the
function.
R The cur rent version of your device's operating
sy stem is being used (see the manufacturer's
operating instructions).
R The full range of functions for Apple CarPlay™
is only available with an In tern et connection. #
Connect the iPhone ®
to the00C2 USB port
on the multimedia sy stem using a suitable
cable (/ page190). #
Ifno other device is connected with the sys‐
te m via Blue tooth®
: confirm the data pr otec‐
tion pr ovisions. #
If ano ther device is connected via Blue tooth®
or Apple CarPlay™ (wireless) with the sy stem:
ta p on theTap here to start Apple CarPlay
for:
or #
Select the iPhone ®
in the device list
under the application.
The pr evious connection via Blue tooth®
or
Apple CarPlay™ (wireless) is disconnected.
The device newly connected via cable is
active.
Ac cepting/rejecting the data pr otection pro‐
visions
A message with the data pr otection pr ovisions
appears. #
Select Accept & Start.
Exiting Apple CarPlay™ #
Press 00E2button.
% If Apple CarPlay™
was not displa yed full-
screen before disconnecting, the application
st arts in the bac kground when reconnected.
Yo u can call up Apple CarPlay™ in the main
menu. 18 6
MBUX multimedia sy stem