2020 MERCEDES-BENZ GLA engine

G
WARNING
Flamma blemateria lsuch aslea ves, grass or
twigs mayignite ifthey come intocontact
with hotparts ofthe exhau stsystem. There
is arisk offire.
When drivingon anunpa vedroad oroff-
road ,check thevehicl eunders ideregu larly.
In particu lar,remove trappedpla ntparts or
other flamma blemateria l.Contact aqua li-
fied speci alist worksho pimmed iatelyif dam-
age isdetected.
! There
isarisk ofdama getothe vehicl eif:
R the vehicl ebecome sstuck, e.g.onahigh
curb oran unpa vedroad
R you drive toofast over anobstacl e,e.g. a
curb, aspee dbump orapothol ein the
road
R ahea vyobject strikes theunderb odyor
parts ofthe chassi s
In situa tions likethis, thebody ,the under-
body ,chassi sparts, wheelsor tires couldbe
dama gedwitho utthe dama gebeing visib le.
Comp onents damagedinthis way canunex-
pectedl yfail or,inthe case ofan accide nt,
no longer withsta ndthe loadsthey are
desi gned to.
If the underb odypanel ingisdama ged,com-
bus tible materia lssuch aslea ves, grass or
twigs cangather betweenthe underb ody
and theunderb odypanel ing.Ifthese materi-
als come incontact withhotparts ofthe
exhau stsystem, theycancatch fire.
In such situations, havethevehicl echecked
and repa iredimmed iatelyat aqua lified spe-
cial istworksho p.Ifon continuing yourjour-
ney you notice thatdrivingsafety is
impa ired,pul lover andstop thevehicl e
immed iately,pay ing attention toroad and
traffic conditions. Insuch cases, consult a
qua lified speci alist worksho p.
The vehicl eis only designed foreasi lynegotia -
ble off-road terrainandpoor roadsurfaces.
When drivingoff-road ,sub stances suchas
sand, mudandwate ror wate rmixed withoil
may getinto thebrakes .This couldresu ltin a
redu cedbraki ngeffect orintotal brake failure
and alsoin increas edwea rand tear. Thebrak-
ing chara cteristics changedepending onthe
materia lentering thebrakes .Cle anthe brakes
after drivingoff-road .If you detect aredu ced braki
ngeffect orgrindi ngnoises ,have the
brake system checked inaqua lified speci alist
worksho pas soon aspossi ble.Adapt your
drivi ngstyle tothe differ entbraki ngchara cter-
istics.
Driving off-road increasesthe likel ihoo dof
dama getothe vehicl e,whi ch, inturn, canlead
to fail ure ofthe mechani calasse mbly orsys-
tems. Adapt yourdrivi ngstyle tosui tthe ter-
rain conditions. Drivecarefu lly.Have damage
to the vehicl erectified immediatelyat aqua li-
fied speci alist worksho p.
Do not shift intotransmissi onposi tion 005C
when drivingoff-road .You couldlose control
of the vehicl eif you attempt tobrake thevehi-
cle using the service brake.Ifthe grad ientis
too steep foryou rvehicl e,drive backdownin
reverse gear.
Gene ralnote s H
Envi
ronmental note
Protection ofthe environment isof prima ry
importa nce.Treatnature withrespe ct.
Observe allprohi biting signs.
Rea dthis section carefullybefore drivingyou r
vehicl eoff-road .
Off-road drivingisonly possi blewith the
ON&OFFROAD package.
The followi ngdrivi ngsystems arespeci ally
ada pted fordrivi ngover easilynegotia bleoff-
road terrain:
R Off-road program(Y pag e170)
R Off-road ABS(Ypag e60)
R Off-road 4ETS(Ypag e64)
R Off-road ESP®
(Y pag e66)
R DSR (Downhi llSpeed Regulation)
(Y pag e169)
Observe thefollowi ngnotes:
R Stop thevehicl ebefore starting todrive
alo ng anoff-road route.Ifnecessa ry,acti-
vate theoff-road program(Y pag e132) .
R To avoi ddama gingthevehicl e,make sure
there isalw ayssuffi cient groundclea rance.
R Che ckthat items oflug gage andloadsare
stowed safelyand arewellsecure d
(Y pag e256).
R Alwa yskeep theengine running andingea r
when drivingon adow nhill gradient. Acti-
vate DSR (Ypag e169) . 154
Drivi
ngtipsDrivi ngand parking

R
Driv eslow lyand evenly,if nece ssaryat a
wa lking pace.
R Ensu retha tthe wheelsarein conta ctwith
the ground atalltime s.
R Driv ewi th extre mecareon unf amilia roff -
roa drou tes where visibility ispo or. For
sa fety reasons ,ge tou tof the vehiclefir st
and surve ythe off-roa drou te.
R Ch eck thedepth ofwa ter befor efor ding riv-
ers and streams.
R Wa tch outfor obsta cles.
R Take car ewh en turning onanuphillor
do wnh ill sl op eor wh en drivin gacr oss a
sl op e.The vehiclecou ldothe rwise tip ove r.
R Alw ayskee pthe side windo wsand thepan-
ora ma roofwi th powe rtil t/sl iding panel
clo sed durin gthe journey .
R Do not devia tefro mma rked routes.
R Do not usethe HOLD functio nwh en drivin g
off -roa d,on stee pup hillor downh ill gra di-
ents oron slip pe ry or loose surfa ces .The
HOLD functio ncanno thol dthe vehicleon
su ch surfa ces .
Ch eckli st before driv ingof f-ro ad X
En gine oille ve l:che ckthe engineoille vel
and addoilif nece ssary.
Wh endrivin gon stee pgra dients ,the engine
oi lle vel mustbe sufficie ntly high toens urea
corr ectoilsu pp lyin the vehicle.
X Whe elsand tires:che ckthe tire trea d
de pth and tirepressu re.
X Ch eck fordama geand remove anyforeign
ob jects ,e.g .sma llstone s,fro mthe wheels/
tire s.
X Re place anymissing valve cap s.
X Re place dented ordama gedwh eels.
X Rims :de nted orbent rim scan resultin a
lo ss oftire pressu reand dama gethe tire
be ad.Befo redrivin goff -roa d,che ckthe
wh eelsand replace the mifnece ssary.
Ch eckli st afte rdriv ingof f-ro ad !
If
yo ude tect dama getothe vehicleaf ter
dri vin goff -roa d,have the vehicleche cked
imm ediatel yat aqu alifi ed speci alistwo rk-
sho p.
X Dea ctivate off-roa dpro gram(Y page 132) .
X Dea ctivate DSR (Ypage 169 ). X
Clea nthe headlamps andrearlights and
che ckfor dama ge.
X Clea nthe frontand rearlicens eplate s.
X Clea nthe wheelsand tireswi th awa ter jet
and remove anyforeign objects .
X Clea nthe wheels,wh eelhou sings and the
veh icleund erside wi th awa ter jet; checkfor
any foreign objects anddama ge.
X Ch eck wheth ertwi gsorothe rpa rts ofplants
ha ve become trapped.The seincr ease the
ris kof fireand candama gefuel pipe s,bra ke
hos esorthe airbe llow sof the axlejoi nts
and propeller sha fts.
X After thetrip,exa min ewi thou tfa ilthe entire
und erca rriag e, wh eels,tire s,bra kes ,bo dy-
wo rkstru ctur e,stee ring,cha ssisand
exh aust system fordama ge.
X After drivin gin sand, mud,gra vel,wa ter or
si mil ardirty cond itions, have the followi ng
che cked andcleane d:
R bra kediscs
R wh eels
R bra kepads
R axl ejoi nts
X Ifyo ude tect strongvibratio ns after off-roa d
tra vel ,che ckfor foreign objects inthe
wh eelsand drive trainand remove themif
nece ssary.Fore ign ob jects candistu rbthe
ba lance and causevibratio ns.
Driv ingoverpo or roa dsu rfa ces place sgre ater
de ma nds onyour veh icletha ndri vin gon nor-
ma lroa ds.After drivin goff -roa d,che ckthe
veh icle. Thi sal lo ws youto detect dama ge
pro mptl yand reduce theriskof an acc ident to
yo ursel fand othe rroa dus ers .
Dri ving on san d Ob
ser vethe followi ng ruleswh en drivin gon
sa nd:
R Activ atethe off-roa dpro gram(Y page 132 ).
R Avoi dhigh eng inespee ds.
R Use theleft-ha ndstee ringwh eelpa dd le
shi fter toshi ftto alowe rge ar appro priate to
the terrain. Dr
ivi ng tips
155Dr ivi ng andparki ng Z

R
Activa teDSR. Ifthi sis not sufficie nt, bra ke
gen tly.Whe ndo ing so,makesure tha tthe
veh icleis fac ing inthe directi onofthe line
of fall.
R Ch eck thatthe brakes arewo rking norma lly
afte ra long downh ill stre tch.
Off-r oadABS isacti vated when the off-r oad
pro gramissel ecte d.
At spe edsbe low 18 mph (30km/h ),the front
wh eelslock cyc lical lydu ring braking .The dig-
gi ng-i neffe ctach ieved inthe proces sred uce s
the stop ping dista nce onoff-r oadterra in.The
stee rability of the vehicleis consi derably
red uce difthe wheelslock. Dri
ving sys tems Crui
secontro l
Ge neral notes Cr
uise contro lma inta insaconsta ntroa d
spe edfor you. Itbra kes automa tically in ord er
to avoid exce eding the setspeed.On long and
stee pdo wnh ill gra dients, especially ifthe vehi-
cle islade n,youmu stsel ect alow gea rin
goo dtime .Yo unee dto shi ftma nua lly us ing
the stee ring wheelpa dd leshi fters before hand.
By doing so,youwi llma keuseof the braking
effe ctof the engine.Thi srel ieves theload on
the brakesystem andprevents thebrakes
from overheating and wearing too quickl y.
Whe nthe engineisrunning ,yo ucan usethe
cru ise contro lle ver tolimit the speedtoany
spe edbetwe en20 mph (30km/h )and the
tech nically pe rmi tted maximu mspe edofthe
veh icle.
Use cruise contro lif roa dand trafficcond i-
tio ns ma keitap pro priate toma inta inastea dy
spe edfor apro longe dpe rio d.
The speedindicated inthe speedome termay
di ffer slig htl yfrom thespeedstor ed.
Impo rtant safetynotes If
yo ufai lto adaptyo ur driving style,cru ise
contro lcan neither reduce theriskof an acci -
de nt nor override the laws ofphy sics. Cruise
contro lcanno ttake intoacco unttheroad,
traf ficand weath ercond itions. Cruise contro l
is onl yan aid. Yo uar eres ponsi ble for the dis-
tance tothe vehiclein front, forveh iclespe ed, for
braking ingoo dtime andforstaying inyour
la ne.
Do not usecru ise contro l:
R in roa dand trafficcond itions which donot
al lo w yo uto ma inta inaconsta ntspe ed,e.g .
in hea vytraf ficoron windi ng roa ds
R on slip pe ry roa dsu rfa ces .Bra king oracce l-
era ting couldcau sethe drive wheelsto lose
trac tionand thevehiclecou ldthen skid
R in po or vis ibility ,e.g .du eto fog ,hea vyrain
or snow
If ther eis acha nge ofdri ver s,ad vis ethe new
dri ver ofthe speedstor ed.
Crui secontro lle ve r 0043
Activa tesorincr eases speed
0044 Activa tesorred uce sspe ed
0087 Dea ctiva tescruise contro l
0085 Activa tesatthe current speedorlast
stor edspe ed
Whe nyo uacti vate cru ise contro l,the stor ed
spe edissho wninthe multifu nctio ndispl ayfor
fiv esec ond s.
Ac tiv atio nco ndi tions To
acti vate cru ise contro l,allof the followi ng
acti vatio ncond itions mustbe fulfilled :
R the electri cpa rking brakemu stbe released .
R ESP ®
mu stbe acti ve,butnot intervening .
Sto ring,main tainingand calling up a
spe ed Sto
ringand main tainingthe curren t
spe ed
Yo ucan storethe current speedifyo uar e
dri ving faster than20 mph (30km/h ). Dri
ving sys tems
157Dr ivi ng andparki ng Z

X
Accel eratethe vehicleto the desired speed.
X Bri eflypre ssthe cruise contro lle ver up0043
or down 0044.
X Re move your foo tfrom theacce lera tor
pe dal.
Cr uise contro lis acti vated .The vehicleau to-
ma tica lly ma inta insthe stor edspe ed.
i Cr
uise contro lma ybe una ble to ma inta in
the stor edspe edon uphillgra dients. The
stor edspe edisres um edwhen the gradient
eve nsout.Cr uise contro lma inta insthe
stor edspe edon downh ill gra dients byauto-
ma tica lly ap plying the brakes.
Sto ringthe curren tspe edorcal ling up
the laststo red speed G
WA
RNING
If yo ucal lup the stor edspe edand itdiffer s
from thecurrent speed,the vehicleacce ler-
ate sor decel era tes. Ifyo udo not know the
stor edspe ed,the vehiclecou ldacce lera te
or bra keune xpected ly.The reisaris kof an
acci dent.
Pa yatte ntionto the roadand trafficcond i-
tio ns before calling up the stor edspe ed.If
yo udo not know thestor edspe ed,stor ethe
de sired speedagain.
X Bri eflypu llthe cruise contro lle ver towards
yo u0085.
X Re move your foo tfrom theacce lera tor
pe dal.
The first time cruise contro lis acti vated ,it
stor esthe current speedorreg ulate sthe
spe edofthe vehicleto the previouslystor ed
spe ed.
Se ttin gaspe ed Kee
pin mind thatit ma ytake abri efmome nt
unti lthe vehicleha sacce lera ted orbra ked to
the speedset.
X To
adjust thesetspe edin5mph incre -
men ts(10km/h incre men ts):bri efly
pre ssthe cruise contro lle ver up0043 past the
pre ssu repoint for ahighe rspe ed,or
do wn 0044for alowe rspe ed.
X To
adjust thesetspe edin1mph incre -
men ts(1 km/h incre men ts):bri eflypre ss
the cruise contro lle ver up0043 tothe pres- su
re point for ahighe rspe ed,or down 0044
for alowe rspe ed.
i Cr
uise contro lis not deacti vated ifyo u
de pre ssthe acce lera tor pedal.For exampl e,
if yo uacce lera te bri eflyto ove rtake ,cru ise
contro lad jus tsthe vehicle's spe edtothe
la st spe edstor edafte ryo uha ve fini she d
ove rtaki ng.
De acti vati ngcrui secontro l The
rearesev eralwa ystodeacti vate cru ise
contro l:
X Bri eflypre ssthe cruise contro lle ver for-
wa rds 0087.
or X Bra ke.
Cr uise contro lis au toma tically de acti vated if:
R the vehicleis sec ured with the electri cpa rk-
ing brake
R youar edri ving atless tha n20 mph
(30 km/h )
R ESP ®
inte rvenes oryoude acti vate ESP ®
R youshi ftthe trans mission topositio n005C
wh ile dri ving
If cru ise contro lis de acti vated ,yo uwi llhea ra
wa rning tone. Youwi llsee theCruise Con‐ Cru
ise Con‐
tro lOff tro
lOff message inthe multifu nctio ndis-
pl ay for appro xima telyfiv esec ond s.
i Whe
nyo usw itch offthe engine,the last
spe edstor ediscle ared . Ac
tiv eDi stan ceAssist DISTRO NIC
Ge neral notes Active
Distance AssistDISTR ONICreg ulate s
the speedand automa tically hel psyouma in-
tai nthe dista nce from thevehiclede tecte din
front. Vehicles arede tecte dwi th the aid of the
ra da rsens orsystem .Active Distance Assist
DISTR ONICbra kes automa tically to avoid
exce eding the setspeedortoma inta inthe
de signa ted dista nce from thevehiclein front.
If Active Distance AssistDISTR ONICde tects
tha tther eis aris kof acol lisi on with the vehi-
cle infront, youwi llbe warned visually and
au dibly. Active Distance AssistDISTR ONIC
canno tpre vent acol lisi on withou tyo ur inte r-
venti on.Aninte rmittent warning tonewillthen 15
8 Dri
ving sys temsDrivi ng andparki ng

sound
andthedistance warninglampwilllight
up inthe instrument cluster.Brakeimmedi-
ately inorder toincrease thedistance tothe
vehicle infront ortake evasive actionprovided
it is safe todo so.
Act ive Distance AssistDISTRONIC operatesin
the speed rangebetween 0mph (0km/h) and
120 mph (200km/h) .
Change intoalower gearingood timeonlong
and steep downhill gradients. Thisisespeciall y
important ifthe vehicle isladen. Bydoing so,
you willmake useofthe braking effectofthe
engine. Thisrelieves theload onthe brake sys-
tem andprevents thebrakes fromoverheating
and wearing tooquickly.
Do not use Active Distance AssistDISTRONIC
on roads withsteep gradients.
For Active Distance AssistDISTRONIC to
assist youwhen driving, theradar sensor sys-
tem must beoperational.
As Act ive Distance AssistDISTRONIC trans-
mits radar waves, itcan resemble theradar
detectors ofthe responsible authorities.You
can refer tothe relevant chapterinthe Opera-
tor's Manual ifquestions areasked aboutthis.
i USA
only: Thisdevice hasbeen approved
by the FCC asa"Vehicul arRada rSystem".
The radar sensor isintended foruse inan
automotive radarsystem only.Removal,
tampering, oraltering ofthe device willvoid
any warranties, andisnot permitted bythe
FCC. Donot tamper with,alter, oruse inany
non- approved way.
Any unauthorized modificationtothis device
could voidtheuser's authority tooperate
the equip ment.
i Canada
only:Thisdevice complies with
RSS-21 0of Industry Canada.Operation is
subject tothe followi ngtwo conditions:
1. This device maynotcause interferen ce,
and
2. This device mustaccept anyinterferen ce
received, includinginterferen cethat may
cause undesired operationofthe device.
Removal, tampering, oraltering ofthe
device willvoid anywarranties, andisnot
permitted. Donot tamper with,alter, oruse
in any non- approved way.
Any unauthorized modificationtothis device
could voidtheuser's authority tooperate
the equip ment. Importa
ntsafety notes G
WARNING
Act ive Distance AssistDISTRONIC doesnot
react to:
R people oranimals
R stationary objectsinthe road, e.g.stop-
ped orparked vehicles
R oncoming vehiclesandcrossing traffic
As aresult, Active Distance Assist
DISTRONIC mayneither givewarnings nor
intervene insuch situations. Thereisarisk
of an accident.
Always paycareful attentiontothe traffic
situation andbeready tobrake. G
WARNING
Act ive Distance AssistDISTRONIC cannot
alwa ysclearly identify otherroadusers and
complex trafficsituations.
In such cases, Active Distance Assist
DISTRONIC can:
R give anunnecessary warningandthen
brake thevehicle
R neither giveawarning norintervene
R accelerate orbrake unexpectedly
There isarisk ofan accident.
Continue todrive carefully andbeready to
brake, especial lyifAct ive Distance Assist
DISTRONIC warnsyou. G
WARNING
Act ive Distance AssistDISTRONIC brakes
your vehicle withupto50% ofthe maximum
possible deceleration. Ifthis deceleration is
not sufficient, Active Distance Assist
DISTRONIC alertsyouwith avisual and
acoustic warning. Thereisarisk ofan acci-
dent.
Adjust yourspeed inthese cases andmain-
tain sufficient distance.
Apply thebrakes yourselfand/or takeeva-
sive action. Driving
systems
159Drivingandparking Z

To
activate Active Distan ceAssist DISTRONIC,
all the following conditionsmust befulfilled:
R the engine mustbestart ed.Itmay take up
to two minutes ofdriving beforeActive Dis-
tanc eAssist DISTRONIC isready foruse.
R the electric parking brakemustbereleased.
R ESP ®
must beactive, butnot inter vening.
R Act ive Parking Assistmustnotbeactivated.
R the trans mission mustbeinposition 005B.
R the driver's doormust beclosed whenyou
shift from 005Dto005B oryour seatbeltmust
be fasten ed.
R the front -passenger doormust beclosed.
R DSR must bedeactivated.
R the vehicle mustnotskid.
Activating X Briefly pullthecruise controllever towards
you 0085,up0043 ordown 0044.
Act ive Distan ceAssist DISTRONIC isactiva-
ted.
X Keep thecruise controllever pressed up0043
or down 0044until thedesired speedisset.
X Remove yourfootfrom theaccelerator
pedal.
Your vehicle adaptsitsspeed tothat ofthe
vehicle infront ,but only uptothe desired
stored speed.
i If
you donot fully release theaccelerator
pedal, theAct. Distance AssistSus‐ Act.
Distance AssistSus‐
pended pended
message appearsinthe multifunc-
tion display .The setdistance toaslower-
moving vehicleinfront willthen notbe
maintained. Youwillbedriving atthe speed
you determin eby the position ofthe accel-
erator pedal.
Act. Distance AssistSuspended Act.
Distance AssistSuspendedYou can
also activate Active Distan ceAssist
DIS TRONIC whenstation ary.Thelowest speed
that canbeset is20 mph (30km/ h).
Dri vin gwit hAct ive Dist ance Assi st
DIST RONIC Act
ivating atthecur rent speed orlas t
st or ed speed G
WAR
NING
If you callup thest or ed spe edand itdif fers
fr om thecur ren tspe ed, theveh icle acc eler -
at es ordec eler ates. Ifyou donotkn ow the st
or ed spe ed, theveh icle co uld acceler ate
or bra keune xpec tedly. Thereisaris kof an
acc iden t.
Pay atte nt ion tothero ad and traff icco nd i-
ti on sbef orecal lingup thest or ed spe ed. If
you donotkn ow thest or ed spe ed, stor eth e
des iredspe edagain .
X Brief lypull thecr uise contro llev ertoward s
you 0085.
X Rem oveyour foot from theacc eler ator
peda l.
The first time Active Distanc eAs sis t
DI ST RON ICisact ivat ed, itstor es thecur ren t
spe edorreg ulat esthespe edoftheveh icle
to thepre viously stor ed spe ed.
Pu llin gawa yan ddr ivin g
X If
you wantto pullawa ywit hAct ive Dis-
ta nce Assi stDIST RONIC: rem oveyour foot
fr om thebra kepeda l.
X Brief lypull thecr uise contro llev ertoward s
you 0085.
or X If
Act ive Dist ance Assi stDIST RONICis
act ivated: acc eler atebri efly.
Your vehicle pulls away andadapt sits spe ed
to that oftheveh icle in fron t.Ifno veh icle is
det ectedin fron t,your vehicle acc eler ates
to theset speed.
The vehicle can also pullaway when itis fac ing
an uniden tifie dobs tacle or isdri vin gon adif -
fe ren tlin efrom another veh icle. The vehicle
th en bra kesaut omatically. Berea dytobra ke
at all times .
If th ere isno veh icle in fron t,Ac tive Distanc e
As sis tDI ST RON ICope rates inthesam eway
as cruise contro l.
If Ac tive Distanc eAs sis tDI ST RON ICdet ects a
slo wer -moving veh icle in fron t,itbra kesyour
veh icle. Inthis way, thedis tanc eyou have
sel ectedis main tained.
If Ac tive Distanc eAs sis tDI ST RON ICdet ects a
fas ter-mo vingveh icle in fron t,itincr ease sth e
dri vin gspe ed. Howev er,theveh icle ison ly
acc eler ated up tothespe edyou havest or ed.
i Ac
tive Distanc eAs sis tDI ST RON ICisdeac -
ti vat ed when youdepr essthebra ke,ex ce pt
when theveh icle isstat ion ary. Dri
ving systems
161Dr ivi ng andparki ng Z

Selec
tingthedrive progra m
Act ive Distanc eAssist DISTRONIC supportsa
sporty driving stylewhen youselect theS+
drive program (Ypage 138)orthe manual
drive program (Ypage 140). Acceleration
behind thevehicle infront ortothe setspeed
is then noticeably moredynamic. Ifyou have
selected theE(Mercedes-AMG vehicles:C)
drive program, thevehicle accelerates more
gently. Thissettin gis recommen dedinstop-
and-start traffic.
Changing lanes
If you want tochange tothe overtakin glane
on multi-lane roads,Active Distanc eAssist
DISTRONIC supportsyouif:
R you aredriving fasterthan45mph
(70 km/h)
R Act ive Distanc eAssist DISTRONIC ismain-
taining thedistance toavehicle infront
R you switch onthe appropriate turnsignal
R Act ive Distanc eAssist DISTRONIC doesnot
current lydetect adanger ofcollision
If these condition sare fulfilled, yourvehicle is
accelerated. Acceleration willbeinterrupt edif
changing lanestakes toolong orifthe dis-
tance between yourvehicle andthevehicle in
front becomes toosmall.
Stopping If Act ive Distanc eAssist DISTRONIC detects
that thevehicle infront isstopping, itbrakes
your vehicle untilitis stationary.
Once yourvehicle isstationary, itremains sta-
tionary andyoudonot need todepress the
brake.
i Aft
eratime, theelectric parking brake
secures thevehicle andrelieves theservice
brake.
i Depending
onthe specified minimum dis-
tance, yourvehicle willcome toastandst ill
at asufficient distancebehindthevehicle in
front .The specified minimum distanceisset
using thecont rolonthe cruise controllever. When
Active Distanc eAssist DISTRONIC is
activated, thetransm issionisshifted automati-
cally toposition 005Dif:
R the driver's seatbeltisnot fastened andthe
driver's doorisopen.
R the engine isswitched off,unless itis auto-
matically switchedoffbythe ECO start/
stop funct ion.
The electric parking brakeisapplie dautomati-
cally ifAct ive Distanc eAssist DISTRONIC is
active whenthevehicle isstationary and:
R asystem malfunction occurs.
R the power supply isinsufficient .
If amalfunction occurs,thetransm issionmay
also shift toposition 005Dautomatically.
Setting aspeed Keep
inmind thatitmay take abrief moment
until thevehicle hasaccelerated orbraked to
the speed set.
X Press thecruise controllever up0043 for a
higher speedordown 0044for alower speed.
X To
adj ust the setspeed in1mph incre-
ments (1km/h increments): brieflypush
the cruise controllever up0043 ordown 0044to
the pressure point.
The laststored speedincreases ordecrea-
ses in1mph (1km/h) incremen ts.
X To
adj ust the setspeed in5mph incre-
ments (10km/h increments): brieflypush
the cruise controllever up0043 ordown 0044
beyond thepressure point.
The laststored speedincreases ordecrea-
ses in5mph (10km/h) incremen ts.
i Act
ive Distanc eAssist DISTRONIC isnot
deactivated ifyou depress theaccelerator
pedal. Ifyou accelerate toovertake, Active
Distanc eAssist DISTRONIC adjuststhevehi-
cle's speed tothe last speed stored, after
you have finished overtakin g.
Setting aspecified minimum distance You
cansetthe specified minimum distance
for Active Distanc eAssist DISTRONIC byvary-
ing the time span between oneandtwosec-
onds. Thisdetermines thedistance thatActive
Distanc eAssist DISTRONIC isto maintain from
the vehicle infront ,depending onthe road
speed. Youcanseethis distance inthe multi-
funct iondisplay (Ypage 164). 162
Driving
systemsDriving andparking

The
specified minimum distancecanbe
changed whileActive Distan ceAssist
DIS TRONIC isswitched onoroff.
i Make
surethatyoumaintain theminimum
distance tothe vehicle infront asrequired
by law. Adjust thedistance tothe vehicle in
front ifnecessary. X
To increase: turncontrol0087 indirec-
tion 0044.
Act ive Distan ceAssist DISTRONIC then
maintains agreater distance between your
vehicle andthevehicle infront .
X To decrease: turncontrol0087 indirec-
tion 0043.
Act ive Distan ceAssist DISTRONIC then
maintains ashorter distance between your
vehicle andthevehicle infront .
Deactivating ActiveDistance Assist
DISTRONIC There
areseveral waystodeactivate Active
Distan ceAssist DISTRONIC:
X Briefly pressthecruise controllever for-
wards 0043.
or X Brake, unless thevehicle isstation ary. X
Briefly pressthecruise controllever for-
wards 0043.
or X Brake, unless thevehicle isstation ary.
When youdeactivate Active Distan ceAssist
DIS TRONIC, theActive Distance Assist Active
Distance Assist
Off Off
message appearsonthe multifunct iondis-
play forapproximately fiveseconds.
i The
lastspeed stored remains storeduntil
you switch offthe engine. Active Distan ce
Assist DISTRONIC isnot deactivated ifyou
depress theaccelerator pedal.
Act ive Distan ceAssist DISTRONIC isautomati-
cally deactivated if:
R you engage theelectric parking brakeorif
the vehicle isautomatically securedwiththe
electric parking brake
R ESP ®
inter venes oryou deactivate ESP®
R the trans mission isin position 005D,005Eor005C
R you pull thecruise controllever towards you
in order topull away andthefront -
passenger doororone ofthe rear doors is
open
R the vehicle isskidding
R you activate Active Parking Assist
If Act ive Distan ceAssist DISTRONIC isdeacti-
vated automatically, youwillhear awarning
ton e.You willsee theActive Distance Active
Distance
Assist Off Assist
Offmessage onthe multifunct iondis-
play forapproximately fiveseconds.
Act ive Distan ceAssist DISTRONIC isalso auto-
matically deactivated whenyouactivate DSR.
The 00C6 DSRsymbol appears inthe multi-
funct iondisplay . Driving
systems
163Drivingandparking Z