
Ac
tiveD ista nce Assi stDISTRONI Cisonly an aid.
The driver is responsible fork eeping asafed is‐
ta nce tothev ehicle in front, forv ehicle speed
and forb raking in good time.
Sy stem limitations
The sy stem ma ybeimpaired or ma ynotfunction
in thef ollowing ins tances, fore xamp le:
R In sn ow,rain, fog, heavy spr ay,ift hereis
gl are, in direct sunlight or in great lyvarying
light conditions.
R The windsc reen in thea reaoft he camer ais
dirty ,miste du p, damaged or co vered.
R Ifth er adar senso rsared irty or co vered.
R On slipper yroads, braking or accelerating
can cause thed rive wheels tolose traction
and thev ehicle could then skid.
R In multi-s toreyc ar par ksor on roads with
st eep uphill or downhill gradients.
Do no tuse ActiveD ista nce Assi stDISTRONI Cin
th ese situations. &
WARNING Risk of accident from acceler‐
ation or braking byActiveD ista nce
Assi stDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cmayaccel‐
erat eorb rake inthef ollowing cases, for
ex ample:
R Ifth ev ehicle pulls away usin gActiv eDis‐
ta nce Assi stDISTRONIC.
R Ifth es tore ds peed is called up and is
considerabl yfasterors lowe rthan the
cur rently driven speed.
R IfAc tiveD ista nce Assi stDISTRONI Cno
longer de tects avehicle in front or does
no treact toreleva nt objects. #
Alw aysc arefully obser vethet raffic con‐
dition sand be ready tobrak eata ll
times. #
Take intoa ccount thet raffic situation
befor ecallin gupt hestored speed. &
WARNING Risk of accident du etoinsuf‐
fi cient decele ratio nbyA ctiveDista nce
Assi stDISTRONIC
Ac tiveD ista nce Assi stDISTRONI Cbrakes
yo ur vehicle wit hupto50%oft he maximum
possible deceleration. If this decele ratio nis
no ts ufficient, ActiveD ista nce Assi st
DISTRONI Calertsy ou wit havisual and
acoustic warning. #
Inthese cases, adjus tyour speed and
ke ep asufficient di stance. #
Brak ethe vehicle yourself and/or take
ev asiv eaction. &
WARNING Risk of accident if de tection
function of ActiveD ista nce Assi st
DISTRONI Cisimpaired
Ac tiveD ista nce Assi stDISTRONI Cdoesn ot
re act or on ly partially reacts:
R When drivin gonadiffe re nt line tothe
ve hicle ahead or changing lane. Drivin
gand parking 18 5

Pulling
away wit hA ctive Distance Assist
DISTRO NIC #
Remo veyour foot from theb rake pedal. #
Press rocker switch 4(RES) up.
or #
Depress thea ccelerator pedal briefly and dis‐
tinctl y.
The functions of ActiveD istan ce Assi st
DISTRONI Ccontinue tobe car ried out.
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 istan ce Assi st
DISTRONI Conly,the vehicle can rollaw ay. #
Alw aysd eactivat eActiv eDista nce
Assi stDISTRONI Cand secur ethe vehi‐
cle topreve nt it from rolling away
befor eyou lea vethed rive r's seat. #
Press rocker switch 4(CNCL) down.
Increasing or reducing the speed #
Press rocker switch 3up (SET+) or down
(SET-).
The stored speed is increased or reduced by
1k m/h.
or #
Press rocker switch 3up or down and hold.
The stored speed is increased or reduced in
st eps of 1km/h.
or #
Press rocker switch 3beyond thep ressure
point.
The stored speed is increased or reduced by
10 km/h.
or #
Press rocker switch 3beyond thep ressure
point and hold.
The stored speed is increased or reduced in
st eps of 10km/h. Re
ducing or inc reasin gthe specified dis‐
tance from thev ehicle in front #
Toincrease thes pecified distance: press
rock er switch 2down. #
Toreduce the speci fied distance: press
rock er switch 2up. Fu
nction of Activ eS peed Limit Assi st %
The availabilit yofthefollowing function is
countr y-dependent. Driving and parking
187

Fu
nction of route-base dspee dadjustment %
The availabilit yofthefollowing function is
countr y-dependent.
When Dis tance Assi stDISTRONI Cisactive,the
function adjusts thes peed depending on the
ro utee vents ahead. Depending on thed rive pro‐
gram selected, thev ehicle negotiates ther oute
eve nt ahea dinafuel-saving, com fortable or
dynamic manner .When ther out eevent has been
passed, thev ehicle accelerates again tothe
st ored speed. The se tdistan cetothev ehicle
ahead, vehicles de tected ahea dand speed
re strictions ahea daretake ni ntoa ccount.
Ro ute-based spee dadjustmen tcan byconfig‐
ured in them ultimedia sy stem (→ page192).
Ro utee vents ahea dare:
R Bends
R T-junctions, roundabout sand tollst ations
R Turnsa nd exits
% When thet oll statio nisr eached, ActiveD is‐
ta nce Assi stDISTRONI Cadoptst he speed as
th es tore ds peed. Also,
thes peed is reduced if thet urns ignal to
ch ang elane siss witched on and one of thef ol‐
lowing situations is de tected:
R Turning of fatjunctions
R On slowing-down lanes
R On lanes adjacent toslowing-down lanes
The driver is responsible forc hoosing ther ight
speed and observing other road users. This
applies in particular tojunctions, roundabouts
and sets of traf ficl ights, as route-based speed
adjustmen tdoes no tbrake thev ehicle to a
st andstill.
Wi th activ erout eguidance, thef irst speed
adjustment is car ried out automaticall y.Ifthe
tur ns igna lindica toriss witched on, thes elected
ro uteisc onfirm ed and fur ther speed adjustment
is activated.
Speed adjustmen tiscancelled in thef ollowing
cases:
R Ifth et urns ignal indicator is switched off
befor ethe routee vent.
R Ifth ed rive rd epresses thea ccelerator or
brak epedal during thep rocess. Sy
stem limitations
Ro ute-based spee dadjustmen tdoes no ttake
ri ght of wayregulations int oaccount.T he driver
is responsible forc omplying wit hroad traf fic
re gulations and driving at asuitable speed.
In dif ficul tambient conditions (e.g .unclear
ro ads, nar rowl anes ,wetroad sur faces, sno wor
ice )orw hend riving wi thatrailer ,the speed
adjustment made bythes ystem ma ynotalw ays
be suitable. In these situation sthe driver must
inter vene acco rdingly. &
WARNING Risk of accident in spi teof
ro ute-based spee dadjustment
Ro ute-based spee dadjustmen tmightm al‐
function or be temp oraril yunavailable in the
fo llowing situations:
R If map dat aisnotup todat eora vailable
R Ifyo udon otfollo wt he selected route
guidance
R Ifth es etrouteisr e-planned
R Inroad con stru ction areas Driving and pa
rking 18 9

sag
eiss hown in them ultifunction displa y.The
ve hicle is decelerated in stages toas tandstill. At
speeds belo w60km/h theh azar dwarning
light sswitc hona utomaticall y.
When thev ehicle is stationar y,thef ollowing
actions ar ecarried out:
R The vehicle is secured wit hthe electric park‐
ing brake.
R ActiveD ista nce Assi stDISTRONI Cisended.
R The vehicle is unloc ked.
R If possible, an emer gency cal lisplace dto
th eM ercedes-Benz emer gency cal lcentre.
The driver can cance lthe deceleration at any
time byper form ing one of thef ollowing actions:
R Steering
R Depressing theb rake or accelera torp edal
R Pressing asteering wheel button or operat‐
ing Touc hC ontrol
R Activating or deacti vating ActiveD ista nce
Assi stDISTRONIC Overvi
ewofActiv eD ista nce Assist
DISTRO NIC displa ysinthei nstrument clus‐
ter The assis
tance graphi cand thes tatus display
sho wthe status of thef ollowing function sinthe
instrument clus ter:
R ActiveD ista nce Assi stDISTRONIC
R Route-based spee dadjustment
R ActiveS teering Assist Assistant display 1
Route-based spee dadjustmen t(type of
ro utee vent)
2 Vehicle ahead
3 Distance indica tor
4 Setspecifie ddista nce
5 Own vehicle 194
Driving and pa rking

Information on Hill
StartA ssist Hill
StartA ssisth olds thev ehicle foras hort
time when pulling away on ahill under thef ol‐
lowing conditions:
R The transmission is in position hork.
R The electric parking brak eisreleased.
This gives youe nough tim etomovey our foot
from theb rake pedal tothea ccelera torp edal
and depress it befor ethe vehicle begins toroll. &
WARNING Risk of accident and inju ry
caused bythev ehicle 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 byHillStart Assist. HOLD function
HOLD function
The HOL
Dfunction holds thev ehicle at astand‐
st ill without requ iring youtod epress theb rake
pedal, e.g. when pulling away on steep slopes.
Sy stem limitations
R The incline mus tnotbe grea tert han 30%.
Ac tivating/deactivatin gthe HOL Dfunction &
WARNING Risk of an accident du etothe
HOLD function being acti vatedw heny ou
lea vethev ehicle
If yo ul eave thev ehicle while onl ythe HOLD
function is braking thev ehicle, thev ehicle
can rollaw ay inthef ollowing situations:
R Ifth er eisam alfunction in thes ystemor
in thep owe rsupply.
R Ifth eH OLD function is deactivated by
depressing thea ccelera torp eda lort he
brak epedal, e.g. byavehicle occupant. R
Ifth ee lectrics in thee ngine compart‐
ment ,the batter yorthe fuses ar etam‐
pered wit horifthe batter yisdisconnec‐
te d. #
Alw aysd eactivat ethe HOLD function
and secur ethe vehicle agains trolling
aw ay befor eleaving thev ehicle. *
NO
TEDama gefrom auto matic braking When
ActiveB rake Assi st,A ctiv eDista nce
Assi stDISTRONI Corthe HOLD function are
activated, thev ehicle brakes autonomously
in cer tain situations.
To avo id damag etothevehicle, deactivate
th ese sy stems in thef ollowing or similars it‐
uations: #
During towing #
Inac arwa sh Re
quirements:
R The vehicle is stationar y.
R The driver's door is closed or thes eat belt on
th ed rive r's side is fastened. 19 6
Driving and pa rking

R
The engine is running or ha sbeena utomati‐
cally switched of fbythe EC Ostart/s top
function.
R The electric parking brak eisreleased.
R ActiveD ista nce Assi stDISTRONI Cisdeacti‐
va ted.
R The transmission is in position h,kori.
Ac tivatin gthe HOL Dfunction #
Dep ress theb rake pedal and af teras hort
time quickl ydepress fur ther until theë
displa yappear sinthe multifunction displa y.#
Release theb rake pedal.
Deactivating the HOLD function #
Depress thea ccelerator pedal topull away.
or #
Depress theb rake pedal until theë dis‐
pla yd isappear sfromt he multifunction dis‐
pla y. The HOLD function is deactivated in
thef ollow‐
ing situations:
R ActiveD ista nce Assi stDISTRONI Cisactiva‐
te d.
R The transmission is switched toposition j.
R The vehicle is secured wit hthe electric park‐
ing brake.
In thef ollowing situations, thev ehicle is held by
th et ransmission position jorby thee lectric
parking brake:
R The seat belt is unfas tened and thed rive r's
door is opened.
R The engine is switched off.
R Ther eisam alfunction in thes ystemort he
po we rsupply is insuf ficient. AI
RB ODYC ONT ROL AIR
BODY CONT ROLfunction
AI RB ODYC ONTROL is an air suspension sy stem
wit hvariable dampin gfor impr oveddriving com‐ fo
rt.T he all-round le velc ontrol sy stem ensures
th eb estp ossible suspension and const ant
groun dclearance, evenw ithal aden vehicle.
When driving at speed, thev ehicle is lo wered
automaticall ytoimprove driving saf etya nd to
re duce fuel consum ption. The option of manually
adjustin gthe vehicle le velisa lsoavailable.
AI RB ODYC ONTROL comprises:
R Air suspension wit hautomatic all-round le vel
control
R Speed-dependent lo wering toreduce fuel
consum ption
R Manuall yselec table high-le vels etting for
greater ground clearance
R ADS PLUS (Adaptiv eDamping Sy stem with
const ant dampin gforce adjustment)
R DYNA MIC SELECT switc hand le velb utton Drivin
gand parking 197

RO
AD SUR FACE SCAN:
R Monitor sthe road in fron tofthevehicle
using multifunction camera 1.
R Is activ ewhen driv eprogram Comfort or
CURVE is selected.
R Detects une venness in ther oad sur face, e.g.
bu mp s, befor ethe vehicle drives overthem.
R Reduces chassis mo vements. Sy
stem limitations
RO AD SUR FACE SCAN can be impaired in the
fo llowing situations or can stop functioning:
R Ifth ec arriag ew ay is insuf ficiently lit, e.g. at
night.
R In sno w,rain, fog, heavy spr ay,ift hereis
gl are, in direct sunlight or in greatlyvarying
light conditions.
R Ifth ew indscreen in thea reaofm ultifunction
camera 1is dirty ,miste du p, damaged or
co vered.
R Ifth er oad sur face ha snoo ptic stru ctur eor
re flectsl ight.
R Ifth ed ista nce tothev ehicle in front is too
short.
R If sections of ther out ehave averys mall
ra dius of cur vature.
R In dynamic driving manoeuv res, e.g. if you
accelerat eorbrake thev ehicle sharpl y.
R Atspeeds belo w7km/h or abo ve
18 0k m/h.
R Ifth ev ehicle is at araised le velorind rive
prog ram Sport orSpor tPlus . Obser
vethen otes on cleaning them ultifunction
camer a(→pag e372).
Se ttin gthe vehicl elevel &
WARNING Risk of accident because
ve hicle le velist oo high
If yo ud rive atah igher vehicle le vel,th ed riv‐
ing characteristic smaybe impaired due to
th eh igher vehicle centre of gravity.
The vehicle ma ytipove rmoreq uickl yona
bend, fore xamp le. #
Alw ayss elect as lo wavehicle le velas
possible and adap tyour driving style
accordin gly. &
WARNING Risk of entrapment from vehi‐
cle lo wering
Whe nlowe ring thev ehicle, other people
could become trapped if their limbs are
between thev ehicle body and thet yres or
underneat hthe vehicle. #
Mak esurenoo ne is underneat hthe
ve hicle or in thei mmediat evicinity of Driving and parking
203

See
then otes on cleaning the3 60° Camera
(→ pag e372).
Selec tingav iewf or the 360° Camera
Re quirements:
R The Autoreversing camera function is selec‐
te dint he multimedia sy stem. #
Enga gereve rseg ear. #
Inthem ultimedia sy stem, select thed esired
vie w.
Switching reve rsing camer aautomatic mode
on/off
The reve rsing camer aisonlyana id. It is no ta
substitut efor your attentio ntothe sur roundings.
The responsibility fors afem anoeuvring and
parking remains wit hyou. Mak esuret hat no
persons, animals or objectse tc. areinthe
manoeuvring range. Paya ttention to your sur‐
ro unding sand be ready tobrak eata ll times.
Multimedia sy stem:
, Vehicle .
k Assistance .
Camera
&P ark. Assist .
Auto reversin gcamera #
Switc hthe function on Oor off ª. Opening
thec amer acove rofthe reve rsing
camera
Multimedia sy stem:
, Vehicle .
k Assistance .
Camera
&P ark. Assist #
Select Open camera cover.
% The camer acover closes automaticall yafter
some time or af terani gnitio ncycle.
Assigning thec amer aasaf avourite
Yo uc an call up thec amer aviewd irectly in the
multimedia sy stem byassignin gitasaf avourite. #
Press theò button on thet ouchpad or
contro ller.
The main function saredispla yed. #
Navigat edownwards twice.
The Favourites men uappears. #
Select New favourite. #
Select Vehicle . #
Select Camera. Ac
tiv eP arking Assist Fu
nction of Activ eP arking Assist
Ac tiveP arking Assis tisanelectronic pa rking
assis tance sy stem whic huses ultrasound and is
automaticall yactivated during forw ardt rave l.
The sy stem is operational at speeds of up to
appr oximatel y35k m/h.When all thec onditions
ar ef ulfilled, thec symbol appear sinthe
multifunction displa yand thes ystema utomati‐
cally sear ches fora nd measu resp arking spaces
on bo thsides of thev ehicle parallel and perpen‐
dicular tothed irection of tra vel. If ActiveP arking
Assis tisactivated, suitable parkin gspaces are
displa yedint he multimedia sy stem. The ë
symbol appear sinthe multifunction displa y.The
ar row sshowonw hichs ide of thec arriag eway
free parking spaces ar eloca ted.
The parkin gspace and, if necessar y,thep arking
direction can be selected as desired. Active
Pa rking Assis tcalculates asuitable vehicle path
and assists youinp arkingand exitin gthe park‐
ing space.
Ac tiveP arking Assis tchanges gear,a ccelerates,
brakes and steer sthe vehicle. Driving and parking
213