#
Toactivate cruise control: pushrock er
switch 1up. #
Remo veyour foot from the accelerator pedal.
The cur rent speed is then sa ved and main‐
ta ined bytheve hicle. #
Push rocker switch 1up. #
Toincrease/reduce speed: pushrock er
switch 2up or down.
The stored speed is increased or reduced by
1 mp h (1 km/h).
or #
Press rocker switch 2up or down and hold.
The stored speed is increased or reduced in
1 mp h (1 km/h) increments.
or #
Push rocker switch 2beyond the pressure
point.
The stored speed is increased or reduced by
5 mp h (10 km/h).
or #
Push rocker switch 2beyond the pressure
point and hold.
The stored speed is increased or reduced in
5 mp h (10 km/h) increments.
or #
Accele rate theve hicle tothe desired speed. #
Push rocker switch 2up.
If cruise cont rol is activated and Traf fic Sign
Assi sthas de tected a speed restriction sign wi th
a maximum permissible speed and this appears
in the instrument display: #
Toadopt the de tected speed: pushrocker
switch 3up.
The maximum permissible speed shown by
th e traf fic sign is stored and theve hicle main‐
ta ins this speed. #
Todeactivate cruise control: pushrock er
switch 3(CNCL) down.
If cruise cont rol is deactivated, it can be reactiva‐
te d as follo ws:
R rock er switch 2(SET+) or (SET-) stores the
cur rent speed and theve hicle maintains this
speed
R rock er switch 3(RES) calls up the last speed
st ored and theve hicle maintains this speed
% Ifyo u brake, deactivate ESP ®
or if ESP ®
inter‐
ve nes, cruise control is deacti vated.
When you swit choff theve hicle, the last
speed stored is cleared. Ac
tive Di stance Assist DISTRO NIC Fu
nction of Active Di stance Assist DISTRO NIC
Ac tive Dis tance Assi stDISTRONIC maintains the
set speed on free-flowing roads. If vehicles ahead
are de tected, the set dis tance is maintained, if
necessa ryuntil theve hicle comes toa halt. The
ve hicle accelerates or brakes depending on the
dis tance totheve hicle in front and the set speed.
Speed and dis tance are set and stored on the
st eering wheel. The speed can be set in thera nge
between 15mp h (20 km/h) and 99 mph
(160 km/h) or between 15mp h (20 km/h) and
th eve hicle's maximum speed.
Other features of Active Dis tance Assi st
DISTRONIC:
R Depending on the preselected dis tance,
DISTRONIC inter venes ei ther dynamically
(short dis tance) or tosave fuel (long dis‐
ta nce).
R Depending on theve hicle mass de tected, the
dynamics of the DISTRONIC inter vention are
re duced.
R Rapid acceleration tothestored speed is initi‐
ated if the turn signal indicator is switched on
to change totheov ertak ing lane.
Ac tive Dis tance Assi stDISTRONIC is only an aid.
The driver is responsible forth e dis tancetothe
ve hicle in front, forve hicle speed and for braking
in good time. 15 2
Driving and pa rking
Sy
stem limitations
The sy stem may be impaired or may not function
in thefo llowing ins tances:
R The radar sensors are af fected bysno w,rain,
fo g, heavy spr ay,gl are, direct sunlight or
greatly varying ambient light.
R The radar sensors may malfunction in parking
ga rage s or on roads with steep uphill or
downhill gradients.
R Ifth era dar sensors are dirty or co vered.
R On icy or slippery roads, braking or accelerat‐
ing can cause the drive wheels tolose trac‐
tion and theve hicle could then skid.
R Stationary objects are not de tected if these
we renot pr eviously de tected as moving.
R On bends, target vehicles may be lost or not
re cognized cor rectl y.As a result, a target
ve hicle is not used toregulate the speed
which may lead tounwa nted accele ration.
Do not use Active Dis tance Assi stDISTRONIC in
th ese situations. &
WARNING Risk of accident from acceler‐
ation or braking byActive Dis tance Assi st
DISTRONIC
Ac tive Dis tance Assi stDISTRONIC may accel‐
erate or brake in thefo llowing cases, for
ex ample:
R Ifth eve hicle pulls away using Active Dis‐
ta nce Assi stDISTRONIC.
R Ifth estored speed is called up and is con‐
siderably faster or slo werth an the cur‐
re ntly driven speed.
R IfAc tive Dis tance Assi stDISTRONIC no
longer de tects a vehicle in front or does
not react toreleva nt objects. #
Always carefully obser vethe traf fic con‐
ditions and be ready tobrake at all
times. #
Take into account the tra ffic situation
before calling up thestored speed. &
WARNING Risk of accident due toinsuf‐
fi cient deceleration byActive Dis tance
Assi stDISTRONIC
Ac tive Dis tance Assi stDISTRONIC brakes
yo ur vehicle with up to50% of the maximum
possible deceleration. If this deceleration is not suf
ficient, Active Dis tance Assi st
DISTRONIC alerts you with a visual and
acoustic warning. #
Inthese cases, adjust your speed and
ke ep a suf ficient dis tance. #
Brake theve hicle yourself and/or take
ev asive action. &
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-passen ger 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. Driving and parking
15 3
Ac
tivating Active Di stance Assist DIST RONIC #
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. 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 (Ò). #
Toreduce the specified distance: press
rock er switch 2up (Ñ). 15 4
Driving and pa rking
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 inju ry
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 or
when waiting in traf fic. When you depress the
accelerator pedal topull away,th e braking ef fect
is canceled and the HOLD function is deactiva‐
te d.
The HOLD function is only an aid. The responsibil‐
ity forth eve hicle safely standing still remains
with the driver.
Sy stem limits
The HOLD function is only intended toprov ide
assis tance when driving and is not a su fficient
means of safeguarding theve hicle against rolling
aw ay when stationar y.
R The incline must not be greater than 30%.
Ac tivating/deactivating the HOLD function
Requ irements: R
The vehicle is stationar y.
R The engine is running or it has been au tomati‐
cally switched off bythe ECO start/ stop func‐
tion.
R The driver is seated and belted.
R The electric parking brake is released.
R Vehicles with automatic transmission: the
selector le ver is in position 005B,005Eor005C.
R Active Dis tance Assi stDISTRONIC is deacti va‐
te d.
Ac tivating the HOLD function &
WARNING Risk of an accident due tothe
HOLD function being activated when you
lea vetheve hicle
If yo u lea vetheve hicle while only the HOLD
function is braking theve hicle, theve hicle
can rollaw ay inthefo llowing situations:
R Ifth ere is a malfunction in the sy stem or
in the po wer supp ly.
R Ifth e HOLD function is deactivated by
depressing the accelera tor pedal or brake
pedal, e.g. byave hicle occupant. #
Always deactivate the HOLD function
and secure theve hicle against rolling
aw ay before leaving theve hicle. *
NO
TEDama gefrom auto matic braking When
Active Brake Assi st,Ac tive Dis tance
Assi stDISTRONIC or the HOLD function are
activated, theve hicle brakes autonomously in
cer tain situations.
To avo id damage totheve hicle, deactivate
th ese sy stems in thefo llowing or similar sit‐
uations: #
During towing #
In a car wash #
Make sure that the activation conditions are
met. #
Depress the brake pedal until the00D9 dis‐
play appears in the multifunction displa y.
The HOLD function is activated. You can
re lease the brake pedal.
% If depressing
the brake pedal thefirs t time
does not acti vate the HOLD function, wait
brief lyand then try again. Driving and parking
15 5
Deactivating the HOLD function
The HOLD function is deactivated in
thefo llowing
situations: #
Vehicles with automatic transmission:
depress the accelerator pedal when the auto‐
matic transmission is in position 005Bor005E. #
Depress the brake pedal again with suf ficient
pressure until the00D9 display in the multi‐
function display goes out. #
Activate Active Dis tance Assi stDISTRONIC.
% Ve
hicles with automatic transmission: the
automatic transmission of your vehicle shifts
to 005D afte r some time. This relie vesth e load
on the service brake.
When the HOLD function is activated, the auto‐
matic transmission automatically shifts to005D in
th efo llowing situations:
R The driver lea vesth e driver's seat.
R The driver's door is opened.
R The engine is switched off without the ECO
st art/ stop function. Pa
rking Assist PARKTRONIC Fu
nction of Parking Assist PARKTRONIC
Pa rking Assist PARKTRONIC is an electronic park‐
ing assis tance 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 lyan aid. It is
not a substitute foryo ur attention tothe sur‐
ro undings. The responsibility for safe maneu ver‐
ing and parking remains with you. Make sure that
th ere are no persons, animals or objects in the
maneuvering area while maneuvering and parking
in/exiting parking spaces.
In thest andard setting, an intermit tent wa rning
to ne sounds from a di stance of appr oximately
1. 3 ft (0.4 m) toan obs tacle. A continuous tone
sounds from a di stance of appr oximately 1.0 ft
(0.3 m). You can set thewa rning tone in the mul‐
timedia sy stem so that it will sound earlier at a
grea ter dis tance of appr oximately 3.3 ft(1 m)
(/ page 156).
Pa rking Assist PARKTRONIC displ ayinthe
mu ltimedia sy stem
If th ePa rking Assist PARKTRONIC display in the
multimedia sy stem is not active and an obs tacle is de
tected in the path of theve hicle, a pop-up
window forPa rking Assist PARKTRONIC appears
in the multimedia sy stem at speeds up toappr ox‐
imately 6 mph (10 km/h).
Sy stem limitations
Pa rking Assist PARKTRONIC does not necessarily
ta ke into account thefo llowing obs tacles:
R Obs tacles bel ow the detection range, e.g. per‐
sons, animals or objects.
R Obs tacles ab ovethe de tection range, e.g.
ove rhanging loads, overhangs or loading
ra mp s of truc ks.
The sensors must be free of dirt, ice and slush.
Otherwise, they may not function cor rectl y.Clean
th e sensors regular ly,ta king care not toscratch
or damage them.
Ve hicles with trailer hitch: Parking Assist
PA RKTRONIC is deactivated forth ere ar zone
when you es tablish an electrical connection
between your vehicle and a trailer.
Deactivating/activating Parking Assist
PA RKTRONIC
* NO
TERisk of an accident from objects at
close range Pa
rking Assist PARKTRONIC may not de tect
cer tain objects at close range. #
When pa rking or maneuvering theve hi‐
cle, pay particular attention toany
objects which are abo veor below the
sensors, e.g. flowe r pots or dr awbars.
The vehicle or other objects could oth‐
erwise be damaged. Multimedia sy
stem:
4 © 5
Settings 5
Quick Access #
Select PARKTRONIC On .
The function is activated or deactivated
depending on the pr evious setting.
% Pa
rking Assist PARKTRONIC is automatical ly
activated when starting theve hicle.
Setting thewa rning tones of Parking Assist
PA RKTRONIC
Multimedia sy stem:
4 Settings 5
Assistance
5 Camera & Parking 5
Set Warning Tones
Ad justing the volume of thewa rning tones #
Select Warning Tone Volume. 15 6
Driving and pa rking
Sy
stem limitations
The 360° Camera will not function or will only
partially function in thefo llowing situations:
R The front doors are open.
R The side mir rors are folded in.
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.
R Cameras, or vehicle components in which the
came ras are ins talled, are damaged. In this
eve nt, ha vethe cameras, their positions and
th eir setting checked at a qualified specialist
wo rkshop.
Do not use the 360° Camera under such circum‐
st ances. You could otherwise injure others or col‐
lide with objects when parking theve hicle.
On vehicles with height-adjus table suspension or
if th eve hicle is car rying a heavy load, leaving the
st andard height can result in inaccuracies in the
guide lines and in the display of thege nerated
ima ges, depending on tech nical conditions.
The field of vision and other functions of the cam‐
era sy stem may be restricted due toadditional
attachments on theve hicle (e.g. loading tailgate).
% The contrast of
the display may be impaired
by abrupt direct sunlight or by other light
sources, e.g. when driving out of a garage . 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. The ima
gefrom the 360° Camera appears auto‐
matically in the multimedia sy stem when thefo l‐
lowing conditions are fulfilled:
R The ignition is switched on.
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.
See the no tes on cleaning the 360° Camera
(/ page 288).
Selecting a view for the 360° Came ra
Re quirements:
R The Auto. Rear View Cam. is activated inthe
multimedia sy stem (/ page161). #
Engage reve rsege ar. #
Select the desired view in the multimedia sys‐
te m.
Ac tivating/deactivating automatic ope ration
of the rear view camera
The rear view camera is only an aid. It is not a
substitute foryo u paying attention tothe sur‐
ro undings. You are alw aysre sponsible for safe
maneu vering, pa rking and exiting a parking
space. Make sure that no persons, animals or
objects etc. are in the path of your vehicle. Pay
attention toyour sur roundings and be ready to
brake at all times.
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Camera & Parking #
Switch Auto. Rear View Cam. on or off.
Ac tivating/deactivating maneuvering assis‐
tance
Multimedia sy stem:
4 © 5
Settings 5
Assistance
5 Camera & Parking #
Switch Maneuvering Assistance on or off.
% When maneuvering assis tance is acti vated,
th efo llowing functions are active:
R Drive AwayAssi st (/ page 165)
R Rear Cross Traf fic Alert (/ page 166) Driving and parking
161
&
WARNING Risk of accident caused by
limited de tection per form ance of Drive
Aw ayAssi st
Drive AwayAssi stcannot al ways clea rly iden‐
tify objects and traf fic situations.
In such cases, Drive AwayAssi stmight:
R Warnyou without reason and limit the
ve hicle speed.
R Not warnyou or not limit theve hicle
speed. #
Always pay careful attention tothe traf‐
fi c situation; do not relyon Drive Away
Assi stalone. #
Be prepared tobrake or swer veas nec‐
essar y,prov ided the tra ffic situation
permits and that it is safe totake eva‐
sive action. Drive
Away Assistis only an aid. It is not a substi‐
tute foryo ur attention tothe sur roundings. Yo u
are alw aysre sponsible for safe maneu vering,
pa rking and exiting a parking space. Make sure
th at no persons, animals or objects etc. are in the
path of your vehicle.
A risk of a collision may arise in thefo llowing sit‐
uations, forex ample:
R Ifth e driver mixes up the accelerator and
brake pedals.
R Ifth e wrong gear is selec ted.
The Drive AwayAssi stfunction is active under the
fo llowing conditions:
R IfPa rking Assist PARKTRONIC is activated.
R Every time thege ar is changed to005E or005B
when theve hicle is at a standstill.
R Ifth e de tected obs tacle is less than appr ox‐
imately 3.3 ft(1.0 m) away.
R Ifth e maneuvering assis tance function is acti‐
va ted in the multimedia sy stem.
Sy stem limits
Drive AwayAssi stis una vailable on inclines and
when driving with a trailer. Re
ar Cross Traf fic Alert Fu
nction of Rear Cross Traf fic Alert
The radar sensors in the bumper are used forthe
sy stem. This wayth e area adjacent totheve hicle
is continually monitored. If thera dar sensors are obscured
byvehicles or other objects, de tection
is not possible.
% Also
read the no tes on Blind Spot Assist
(/ page 164).
Ve hicles with Blind Spot Assis t:drivers can
also be warned of any crossing tra ffic when back‐
ing up out of a parking space. If a vehicle is
de tected, thewa rning lamp in the outside mir ror
on the cor responding side lights up red. If it
de tects a critical situation, a warning tone also
sounds.
Ve hicles with Blind Spot Assist and Parking
Assist PARKTRONIC: drivers can also be warned
of any crossing tra ffic when backing up out of a
parking space. If a critical situation is de tected, a
wa rning symbol appears on the camera image of
th e multimedia sy stem. If the driver does not
re spond tothewa rning, theve hicle's brakes can
be applied automatically. In this case, a warning
to ne sounds.
The Rear Cross Traf fic Alert function is acti ve
under thefo llowing conditions:
R Blind Spot Assist is activated.
R Reversege ar is engaged or theve hicle is
backing up at walking pace.
R Ifth e maneuvering assis tance function is acti‐
va ted in the multimedia sy stem.
The Rear Cross Traf fic Alert function is una vaila‐
ble when driving with a trailer. 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. It16 6
Driving and pa rking
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 drives over a lane marking.
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 safe dis tance totheve hicle in front, forve hi‐
cle speed, braking in good time and forst ay ing in
yo ur lane.
Sy stem limits
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, if there are highly
va riable shade conditions or in rain, sno w,fog
or 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 driving in front is
to o short and thus 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.
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 (1 60 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 Driving and parking
167