Kickd
own
If yo u depress the accelerator pedal be yond the
pressure point (kickdown), the limiter switches to
passive mode. The multifunction display then
sho wsa message and you are able toexceed the
st ored speed.
Af ter completion of kickdown, theva riable limiter
is activated again in thefo llowing situations:
R Ifth e driven speed drops below thestored
speed.
R Ifth estored speed is called up.
R Ifyo ustore a new speed.
Operating cruise control or theva riable lim‐
iter
Re quirements
Cruise control
R Cruise control is selected.
R The parking brake has been released.
R ESP ®
is activated, but may not inter vene.
R The driving speed is at least 30 km/h.
R The clutch pedal is not depressed.
R The brake pedal is not depressed.
Re quirements
Va riable limiter
R The vehicle has been star ted.
R The variable limiter is selec ted.
Switching between cruise control and theva r‐
iable limiter #
Push the cruise cont rol le ver in the direction
of ar row5.
R LIM indicator lamp 2off: cruise control
is selected.
R LIM indicator lamp 2lit:theva riable lim‐
iter is selec ted.
St oring and maintaining the cur rent speed #
Brief lypress the cruise cont rol le ver up 1or
down 4.
The cur rent speed is stored and theve hicle
maintains this speed (cruise control) or does
not exceed it (variable limiter).
When you activate cruise control, thestored
speed is brief lyshown in thete xt field of the mul‐
tifunction displa y.The multifunction display also
sho ws th e00B2 symbol and thestored speed.
When you activate theva riable limiter, the multi‐
function display brief lysho ws th estored speed.
The multifunction display also sho ws the00CB
symbol and thestored speed.
% Fo
rve hicles with Active Dis tance Assi st
DISTRONIC, the segments between thest art
of the scale and thestored speed also light
up in the speedome ter dial.
Calling up thesto red speed &
WARNING Risk of accident due tostored
speed
If yo u call up thestored speed and this is
lo we rth an your cur rent speed, theve hicle
decelerates. #
Take into account the tra ffic situation
before calling up thestored speed. #
Brief lypull the cruise cont rol le ver in direction
3.
The last stored speed is called up and the
ve hicle maintains this speed (cruise control)
or does not exceed it (variable limiter).
If th e last stored speed has pr eviously been
dele ted, the cur rently driven speed is stored.
% When
you swit choff theve hicle, the last
speed stored is cleared.
Increasing or reducing the speed #
Press the cruise cont rol le ver up 1or down
4 asfar as the 1st pressure point.
The stored speed is increased or reduced by
1 km/h.
or Driving and parking
15 9
not be set. The position of
the accelerator pedal
will de term ine the speed.
When you pull the cruise cont rol le verto wa rds
yo ufo rth efirs t time af terst arting theve hicle,
Ac tive Dis tance Assi stDISTRONIC adopts the
cur rent speed. If the cur rent speed is less than
20 km/h, Active Dis tance Assi stDISTRONIC
adopts the speed of 20 km/h.
Pulling away again with Active Di stance
Assist DIST RONIC #
Remo veyour foot from the brake pedal. #
Brief lypull the cruise cont rol le ver in direction
4.
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 an accident due to
Ac tive Dis tance Assi stDISTRONIC being
acti vewhen 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. #
Brief lypush the cruise cont rol le verfo rw ards
7.
or #
Brake if theve hicle is moving.
or #
Press button 6.
The variable limiter is selec ted. LIM indicator
lamp 3inthe cruise cont rol le ver lights up.
Incre asing or reducing the speed #
Press the cruise cont rol le ver up 1or down
5 asfar as the 1st pressure point.
The stored speed is increased or reduced by
1 km/h.
or #
Press the cruise cont rol le ver up 1or down
5 beyond the 1st pressure point.
The stored speed is increased or reduced by
10 km/h.
Increasing or reducing the specified distance
from the vehicle in front #
Turn controller 3in direction 2toinc rease
th e specified minimum dis tance and in di rec‐
tion 1toreduce the specified minimum dis‐
ta nce.
As in the assis tance graphic menu, the multi‐
function display brief lysho ws th e set speci‐
fi ed dis tance.
% Yo
u can find information on DISTRONIC dis‐
pl ay s under "Active Dis tance Assi st
DISTRONIC" (/ page 164).
Displ ays of Active Di stance Assist DIST RONIC
Assi stant display 1
Vehicle in front, if de tected
2 Distance indica tor
3 Set specified di stance
4 Own vehicle 16 4
Driving and pa rking
Yo
u can find information on the assis tance
graphic menu under "Assis tance graphic"
(/ page 183).
% If
yo u set the speed, the Assis tance graphic
brie fly appears in the multifunction displa y.
Displa yson the speedome ter
When Active Dis tance Assi stDISTRONIC is acti‐
va ted, one or two indicator segments light up in
th estored speed range of the speedome ter.
If Ac tive Dis tance Assi stDISTRONIC de tects a
ve hicle in front, the indicator segments, located
between the speed of theve hicle in front and the
st ored speed, light up. 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 manual transmission: age ar
is engaged.
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 accelera tor 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. #
Swiftly mo veyour foot from the brake
pedal tothe accelera tor pedal. Do not
lea vetheve hicle when it is being held
by Hill Start Assist. HOLD function
HOLD function
The HOLD function is only
available forve hicles
with automatic transmission.
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 cancelled 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 may not be greater than 30%.
Ac tivating or 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 Allthe doors and theta ilgate are closed and
th e seatbelt is fastened.
R The parking brake has been released.
R The selec tor le ver is in the005B, 005Eor005C posi‐
tion.
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 active when you
lea vetheve hicle
If th eve hicle is only braked with the HOLD
function it could, in thefo llowing situations,
ro llaw ay:
R Ifth ere is a malfunction in the sy stem or
in the po wer supply.
R Ifth e HOLD function is deactivated by
depressing the accelera tor pedal or brake
pedal, e.g. byave hicle occupant. #
Always secure theve hicle against rolling
aw ay before you lea veit. #
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.
Deactivating the HOLD function #
Depress the accelerator pedal topull away.
or Driving and parking
16 5
Re
ar area warning display in there ar at the
centre of thero of lining
1 Warning segments forth e left side of the
ve hicle
2 Measurement operational readiness indicator
3 Warning segments forth eright side of the
ve hicle
At least one segment will light up as theve hicle
approaches an obs tacle, depending on theve hi‐
cle's dis tance from the obs tacle.
In addition, warning tones are emitted. When the
dis tance tothe obs tacle is suf ficient, you will
hear an intermit tent wa rning tone. The sho rter
th e dis tance tothe obs tacle, the shor terth e fre‐
qu ency of the intermittent warning tones
becomes. When the minimum dis tance is
re ached, you hear a continuous warning tone.
The warning display for each side of theve hicle is
divided into five yellow and two red segments.
PA RKTRONIC is active if measurement opera‐
tional readiness indicator 2lights up.
Sy stem limits
PA RKTRONIC may not take thefo llowing obs ta‐
cles into account:
R obstacles bel owthe de tection range, e.g.
people, animals or objects
R obstacles ab ovethe de tection range, e.g.
ove rhanging loads, overhangs or loading
ra mp s of lor ries
The sensors must be free of dirt, ice and slush.
Otherwise, they may not function cor rectly. Clean
th e sensors regularly, taking care not toscratch
or damage them (/ page 229). Problems with
PARKTRONIC
The reis a malfunction if only there d segments of
th ewa rning display light up. In addition, a warn‐
ing tone sounds for appro ximately two seconds. If
problems pe rsist, ha vePARKTRONIC checked at
a qu alified specialist workshop.
If th ewa rning indicators are displaying implausi‐
ble dis tances, it may be due tothefo llowing cau‐
ses:
R The sensors are dirty: cleanthe sensors.
Obser vethe no tes on care of vehicle parts
(/ page 229).
R Licence plates or
other detachable parts
in the vicinity of the sensors are not cor‐
re ctly faste ned:check the licence plate or
th e de tach able parts for cor rect fit.
R In
te rference byano ther source of radio or
ultrasound waves:check the function of
PA RKTRONIC at ano ther location.
Deactivating/activating PARKTRONIC #
Press theé button.
If PA RKTRONIC is deactivated, the indicator
lamp of theé button lights up. Re
versing camera Fu
nction of there ve rsing camera
The reve rsing camera is located next totheta il‐
ga te handle and is pr otected from raindrops and
dust bymeans of a flap. When there ve rsing cam‐
era is activated, this flap opens (/ page153).
The flap closes again when you ha veended the
manoeuvring process or you swit choff the
engine. Driving and parking
167
Yo
u can choose between thefo llowing settings:
R Off
R Standard: normal sy stem sensitivity.
R Sensitive: higher sy stem sensitivity. The driver
is wa rned earlier and the attention le vel
de tected bythe sy stem (Attention Le vel) is
adap ted according ly. Tr
af fic Sign Assist Fu
nction of Traf fic Sign Assist
Tr af fic Sign Assi staids youby displaying de tected
speed limits and overtaking restrictions in the
instrument clus ter.
Since Traf fic Sign Assi stalso uses the data
st ored in the navigation sy stem, it can also
update the display without de tecting traf fic signs.
The came raalso de tects traf fic signs wi th a
re striction indicated byan additional sign (e.g.
when wet).
% Traf fic signs are only displa yed with the
re striction indicated byan additional sign in
th efo llowing cases:
R the traf fic signs must be obser ved with
th ere striction
R the sy stem is unable toclea rly de term ine
whe ther there striction applies
If th e sy stem de tects that you are driving on to a
section of road in the wrong direction of tra vel, it
triggers a warning. This function is not available
in all countries.
Tr af fic Sign Assi stis only an aid and is not alw ays
able tocor rectly display speed limits and overtak‐
ing restrictions. The actual traf fic signs al ways
ha ve priority over theTr af fic Sign Assi stdispla y.
Obser vethe no tes on driving sy stems and your
re sponsibility; you may otherwise failto recog‐
nise dangers (/ page 153).
Ins trument clus ter display
The Traf fic Sign Assi stdisplay appears in the
Assistance graphic menu ofthe on-board com‐
puter (/ page183). 1
Perm issible speed
2 Perm issible speed when there is a restriction
3 Additional sign with restriction (e xample:
unknown restriction)
If Traf fic Sign Assi stis not available or cannot
de term ine the maximum permissible speed, the
fo llowing display appears in the assis tance
graphic: Sy
stem limits
The sy stem may be impaired or may not function
in thefo llowing situations:
R Ifth ere is poor visibility, e.g. due toinsuf fi‐
cient illumination of thero ad, highly variable
shade conditions, or due torain, sno w,fog or
heavy spr ay.
R Ifth ere is glare, e.g. from oncoming traf fic,
direct sunlight or reflections.
R Ifth ere is dirt on the windscreen in the vicin‐
ity of the multifunction camera or if the cam‐
era is mis ted up, damaged or obscured.
R Ifth e tra ffic signs are hard todetect, e.g. due
to dirt or sno w,or because they are co vered,
or due toinsuf ficient lighting.
R Ifth ere are ambiguous signs, e.g. traf fic signs
in road works or adjacent lanes.
R Ifth e information in the navigation sy stem's
digital map is incor rect or out-of-da te.
Ac tivating/deactivating the Traf fic Sign
Assist warning function
On-board computer
4 00E2 5
Settings 5
Assistance
5 Traffic Sign Assist #
Toactivate/deactivate: pressthe0076 but‐
to n. Driving and pa
rking 17 3
When
thewa rning function is active and you pass
a traf fic sign, the instrument clus ter sho wsthe
traf fic re gulations (speed limit and overtaking
re striction) forfive seconds. The pr evious menu
th en reappears automaticall y.
The wrong-w aywarning remains active if you
deactivate thewa rning function of Traf fic Sign
Assi st. Blind Spot Assist
Fu
nction of Blind Spot Assist
Blind Spot Assist uses two lateral, rear-facing
ra dar sensors tomonitor the area up to3 m
behind and 3 m directly next to yourvehicle. &
WARNING Risk of accident despite Blind
Spot Assi st
Blind Spot Assist does not react toeither sta‐
tionary objects or vehicles approaching and
ove rtaking you at a greatly di fferent speed.
Blind Spot Assist cann otwa rndrivers 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. Obser
vethe no tes on driving sy stems and your
re sponsibility; you may otherwise failto recog‐
nise dangers (/ page 153).
If a vehicle is de tected above speeds of appr ox‐
imately 30 km/h and this vehicle subsequently
enters the monitoring range di rectly next toyour
ve hicle, thewa rning lamp in the outside mir ror
lights up red.
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.
When youove rtake a vehicle, thewa rning only
occurs if the dif fere nce in speed is less than
11 km/h. Sy
stem limits
Blind Spot Assist 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
R ifth ero ad has very wide or very nar row lanes
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 barr iers or similar solid lane bor‐
ders. Warnings may be inter rupte d when driving
alongside long vehicles, forex ample lor ries, for a
prolonged time.
Blind Spot Assist is not operational when reve rse
ge ar is engaged.
If yo u couple up a trailer, make sure that you ha ve
cor rectly es tablished the electrical connection.
Blind Spot Assist is then deactivated and the
Blind Spot Assist currently unavailable See Own-
er's Manual message appea rsinthe multifunc‐
tion displa y.
Ac tivating/deactivating Blind Spot Assi st
On-board computer:
4 00E2 5
Settings 5
Assistance
5 Blind Spot Assist #
Toactivate/deactivate: pressthe0076 but‐
to n.
When Blind Spot Assi stis activated, grey radar
wav es propagating backwards appear next tothe
ve hicle in the assis tance graphic in the multifunc‐
tion displa y.Ifyo u drive fasterthan 30 km/h with
Blind Spot Assist activated, thera dar waves in
th e assis tance graphic appear green. Blind Spot
Assi stisready for use.
If yo u swit chon the ignition while Blind Spot
Assist is activated, thewa rning lamps in the out‐
side mir rors light up for appro x.1.5 seconds. Lane
Keeping Assist Fu
nction of Lane Keeping Assist
Lane Keeping Assist ser vesto protect you against
unin tentionally le aving your lane. You are also
wa rned bya vibration in thesteering wheel and
by thest atus symbol flashing in the instrument 174
Driving and pa rking
clu
ster. Lane Keeping Assist is only an aid and is
not intended tokeep theve hicle in the lane with‐
out the driver's cooperation.
Obser vethe no tes on driving sy stems and your
re sponsibility; you may otherwise failto recog‐
nise dangers (/ page 153).
The function is available in the speed range
between 60 km/h and 200 km/h.
The warning is issued when thefo llowing condi‐
tions are met at the same time:
R If Lane Keeping Assist de tects lane markings.
R If a front wheel drives over lane markings.
To ensure that you are warned only when neces‐
sary and in good time if you cross the lane mark‐
ing, the sy stem de tects cer tain conditions and
wa rnsyo u accordin gly.
The warning vibration occurs earlier under the
fo llowing conditions:
R you approach the outer lane marking on a
bend.
R thero ad has very wide lanes, e.g. a mo tor‐
wa y.
R the sy stem de tects solid lane markings.
The warning vibration occurs later under thefo l‐
lowing conditions:
R you are driving on a road with nar row lanes.
R you cut the corner on a bend.
% Yo
u may also be warned bya vibration in the
st eering wheel (4x2 model) or byawa rning
to ne (4x4 model) and bythest atus symbol
fl ashing in the Instrument Displa y.
Sy stem limits
The sy stem may be impaired or may not function
in thefo llowing situations:
R Ifth ere is poor visibility, e.g. due toinsuf fi‐
cient illumination of thero ad, if there are
highly variable 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 windscreen in the vicinity
of the multifunction camera or the camera is
mis ted 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 Ifth e lane markings are wornaw ay, dark or
co vered up. R
Ifth e dis tance totheve hicle in front is too
short and thus the lane markings cann otbe
de tected.
R The lane markings change quickl y,e.g. lanes
branch off, cross one ano ther or mer ge.
R The car riag ewa y is very nar row and winding.
Ac tivating/deactivating Lane Keeping Assist #
Press theÇ button.
If th e indicator lamp in the button is lit, Lane
Ke eping Assist is activated. If all conditions
ha ve been satisfied, there may be a warning.
If Lane Keeping Assist is activated and you
are driving at speeds abo ve60 km/h and
lane markings are de tected, the lines in the
assis tance displ aymenu of the on-board com‐
puter are shown in green. Lane Keeping
Assist is ready for use.
When the sy stem switches over,th eLane
Keeping Assist on orLane Keeping Assist off
message is shown brief lyin the multifunction
displa y.
% Yo
u can find information on the assis tance
graphic menu under "Assis tance graphic"
(/ page 183).
Setting the sensitivity of Lane Keeping Assist
On-board computer:
4 00E2 5
Settings 5
Assistance
5 Lane Keeping Assist #
Select theStandard orAdaptive setting. Driving and parking
175
#
Position the trailer on a le vel sur face behind
th eve hicle.
% The height of
the ball head will change
depending on theve hicle's load. In this case,
use a trailer with a height-adjus table dr aw‐
bar. #
Couple up the trailer. #
Toinstall an adapt er:open the co ver of the
soc ket. #
Inse rtthe plug with theta b1 into the sock‐
et 's groo ve3 . #
Turn bayonet coupling 2totheright as far
as it will go. #
Let the co ver engage. #
Attach the cable tothe trailer with cable ties
(only in the case of adap ter cable). #
Make sure that the cable is alw ays slack for
ease of mo vement during cornering. #
Establish all electrical and other connections
to the trailer. In the process, attach the trail‐
er's break away cable totheeye let on the ball
nec k. #
Check that the trailer's lighting sy stem works
properly. #
Indicate in bo thdirections and check whe ther
th e cor responding turn signal light on the
trailer is flashing.
A trailer is de tected only if the electrical con‐
nection is es tablished cor rectly and the light‐
ing sy stem is in working order. The function
of other sy stems also depends on this, e.g.
ESP ®
,PA RKTRONIC, Active Parking Assist,
Blind Spot Assist or Lane Keeping Assist. Even if
the trailer is connected cor rectly, a mes‐
sage may ne vertheless appear on the multifunc‐
tion display in thefo llowing cases:
R LEDs ha vebeen ins talled in the trailer's light‐
ing sy stem.
R The cur rent has fallen below the trailer light‐
ing sy stem's minimum cur rent (50 mA)
% Yo
u can connect accesso ries up toa maxi‐
mum of 240 W tothe permanent po wer sup‐
ply. #
Remo veobjects or devices that pr event the
trailer from rolling, e.g. choc ks. #
Release the trailer's parking brake.
Un coupling a trailer &
WARNING Risk of being crushed and
becoming trapped when uncoupling a
trailer
When uncoupling a trailer with an engaged
ine rtia-activated brake, your hand may
become trapped between theve hicle and the
trailer dr awbar. #
Do not uncouple trailers with an
engaged overrun brake. *
NO
TEDama gewhen uncoupling in a
st ate of overrun Uncou
pling in a state of overru n can damage
th eve hicle. #
Do not uncouple trailers with an
engaged overrun brake. #
Shift the transmission toposition 005D. #
Apply theve hicle's parking brake. #
Close all the doors. #
Apply the trailer's parking brake. #
Further secure the trailer against rolling away
with a wheel chock or similar object. #
Remo vethe trailer cables and saf etych ains. #
Uncou plethe trailer. Driving and parking
17 9