2020 MERCEDES-BENZ GLA SUV Owner's Manual

Situat
ion-dependent brakingassis-
tance General
informat ion
i Observe
the"Important safetynotes" sec-
tion (Ypage 60).
With thehelp ofthe radar sensor system,
Act ive Brake Assist candetect obstacles that
are inthe path ofyour vehicle foranexten ded
period oftime.
If Act ive Brake Assist detectsa risk ofcollision
with thevehicle infront ,it calculates thebrake
pressure necessary toavoid acollision. Ifyou
apply thebrakes forcefully, <0056004C0057005800440057004C005200510010004700480053004800510047
0010[
ent braking assistance adaptstothe situation
and automatically increasesthebrake pres-
sure toadegree appropriate tothe traffic sit-
uation.
Situation- dependent brakingassistance pro-
vides braking assistance inhazardous situa-
tions atspeeds above4mph (7km/h). Ituses
radar sensor technology toassess thetraffic
situation.
Situation- dependent brakingassistance is
capable ofreacting tomoving objectsthat
have already beendetect edassuch atleast
once overtheperiod ofobservation, upto
vehicle speeds ofaround 155mph
(250 km/h).
Situation- dependent brakingassistance can
also detect stationary objects,up tovehicle
speeds ofaround 44mph (70km/h).
X Keep thebrake pedaldepressed untilthe
emergency brakingsituation isover.
ABS prevent sthe wheels fromlocking.
The brakes willwork normally againif:
R you release thebrake pedal
R there isno longer anydanger ofacollision
R no obstacle isdetect edinfront ofyour vehi-
cle
Situation- dependent brakingassistance isthen
deactivated.
Import antsafety notes
i Observe
the"Important safetynotes" sec-
tion fordriving safetysystems (Ypage 60). G
WARNING
Act ive Brake Assist doesnotreact:
R to persons, bicycles, motorcyclesorani-
mals
R to approaching vehicles
R to cross traffic
R on bends
As aresult, Active Brake Assist cannot inter-
vene inall critical situations. Thereisarisk
of an accident.
Always paycareful attentiontothe traffic
situation andbeprepared tobrake. G
WARNING
Adaptive BrakeAssist cannot alwaysclearly
identify objectsand complex trafficsitua-
tions.
In such cases, Adaptive BrakeAssist might:
R interv eneunnecessarily
R not interv ene
There isarisk ofan accident.
Always paycareful attentiontothe traffic
situation andbeready tobrake. Terminate
the interv ention inanon- critical drivingsit-
uation.
Due tothe nature ofthe system, complex but
non- critical drivingcondition smay alsocause
Act ive Brake Assist tointerv ene.
Even ifAct ive Brake Assist isnot availa bledue
to amalfunction inthe radar sensor system,
the brake system isstill availa blewith full
brake boosting effectandBAS. ESP
®
(Ele ctronic Stability Program)
General notes i
Observe
the"Important safetynotes" sec-
tion (Ypage 60).
ESP ®
monitor sdriving stability andtract ion,
i.e. power transm issionbetween thetires and
the road surface.
If ESP ®
detect sthat thevehicle isdeviating
from thedirection desiredbythe driver, oneor
more wheels arebraked tostabilize thevehi- Driving
safetysystems
63Safety Z

cle
.The engineoutpu tis also mod ified tokeep
the vehi cleonthe desiredcou rse within physi-
cal limits. ESP®
ass ists thedriver whe npu lling
aw ay on wetor slippe ryroa ds. ESP ®
can also
stab ilize the vehi cleduring braking.
ETS/ 4ETS (Electro nicTractio nSys tem) i
Obs
erve the"Important safety notes" sec-
tion (Ypage 60).
ETS tracti oncontrol ispa rtof ESP ®
.On vehi -
cle swi th 4MATIC ,4ETS ispa rtof ESP ®
.
Tra ction control brakes thedrive whe elsindi -
vid ually if they spin.Thi sena bles youto pull
aw ay and acce lerate onslippe rysurface s,for
exa mpl eif the roadsu rface isslippe ryon one
sid e.In addition, more drive torqu eis transf er-
red tothe whe elor whe elswi th tracti on.
Tra ction control remainsacti ve,evenif yo u
dea ctiva teESP ®
.
Off-ro ad4ETS (Electro nicTractio nSys -
tem) A
4ETS system specificallysu ited tooff-ro ad
terra inisacti vate dau toma tically once theoff-
roa dpro gramisacti vate d(Y page 170 ).
Impo rtant safetynotes i
Obs
erve the"Important safety notes" sec-
tion (Ypage 60). G
WARNI
NG
If ESP ®
is mal functi oning,ESP ®
is una ble to
stab ilize the vehi cle.Addi tiona lly, furth er
dri ving safety systems aredeactiva ted.This
incre asesthe riskof skid ding and anacci -
dent.
Drive oncare fully.Have ESP®
checke dat a
qu alifi ed spe cialist wo rksho p.
Vehi cles without 4MATIC:whe ntowi ngyour
vehi clewith the front axlerai sed ,it is imp or-
tant thatyouobs erve thenotes onESP ®
(Y page 300 ).
If the 00BB ESP®
OFF warning lamp lights up
continu ously ,ESP ®
is dea ctiva ted.
If the 00E5 ESP®
wa rning lamp and the00BB
wa rning lamp are lit continu ously ,ESP ®
is not
ava ilab ledu eto amal functi on. Obs
erve theinforma tion onwarning lamps
(Y page 236) anddispl aymess ages whi ch
may besho wninthe instru ment cluster
(Y page 205).
Only usewhe elswi th the recom mendedtire
size s.Only thenwillESP ®
functi onpro perly.
Charac teristicsof ESP® Gen
eral informatio n
If the 00E5 ESP®
wa rning lamp goesou t
bef ore beginning thejour ney,ESP ®
is au to-
mati callyacti ve.
If ESP ®
interv enes,the 00E5 ESP®
wa rning
la mp flashe sin the instru ment cluster.
If ESP ®
interv enes:
X Do not deactiva teESP ®
und erany circu m-
stance s.
X Only depress theacce lerato rped alas far as
neces sarywhe npu lling away.
X Ada ptyour driving styleto suitthe prevailing
roa dand weathe rcondi tions.
EC Ostart/s topfunc tion
The ECO start/stop functionswi tches the
engi neoff automa tically whe nthe vehi cle
stop smovi ng.The enginestar tsautoma tically
whe nthe driver wants topullaw ay again.
ESP ®
rema insinits pre viouslysel ected status.
Exa mple :if ESP ®
wa sdea ctiva tedbefore the
engi newasswi tched off,ESP ®
rema insdea cti-
vate dwhe nthe engi neisswi tched onagain.
De acti vatin g/acti vatin gES P®
(e xc ept
Merc edes‑AMG vehicle s) Impo
rtant safetynotes
i Obs
erve the"Important safety notes" sec-
tion (Ypage 60).
You canselect betw eenthefollow ing state sof
ESP ®
:
R ESP ®
is acti vate d.
R ESP ®
is dea ctiva ted. G
WARNI
NG
If yo udea ctiva teESP ®
,ESP ®
no long ersta-
bi lizes thevehi cle.The reisan incre asedris k
of skid ding and anacci dent. 64
Dri
vin gsafe tysys temsSafe ty

Only
deactivate ESP®
in the situations
described inthe followi ng.
The spinning ofthe wheels resultsinacutting
action forbetter traction onloose surfaces.
It may bebest todeactivate ESP®
in the fol-
lowing situations:
R when usingsnowchains
R in deep snow
R on sand orgravel
i Act
ivate ESP®
as soon asthe situations
described abovenolonger apply.ESP ®
will
otherwise notbeable tostabilize thevehicle
if the vehicle startstoskid orawheel starts
to spin.
! Avoid
spinning thedriven wheels foran
extended periodwithESP®
deactivated. You
could otherwise damagethedrivetrain.
Deactivating/ activatingESP®
You candeactivate oractivate ESP®
via the
on-board computer (Ypage 197).
ESP ®
deactivated:
The 00BB ESP®
OFF warning lampinthe
instrument clusterlightsup.
ESP ®
activated:
The 00BB ESP®
OFF warning lampinthe
instrument clustergoesout.
Characteristics whenESP®
is deactiva-
ted
If ESP ®
is deactivated andone ormore wheels
start tospin, the00E5 ESP®
warning lampin
the instrument clusterflashes. Insuch situa-
tions, ESP®
will notstabilize thevehicle.
If you deactivate ESP®
:
R ESP ®
no longer improves drivingstability.
R Engine torqueisno longer limited andthe
drive wheels areable tospin.
R Traction controlisstill activated.
R Act ive Brake Assist isno longer available;
nor isitactivated ifyou brake firmlywith
assistance fromESP®
.
R STEE RCONTROL isno longer active.
R ESP ®
still provides supportwhenyoubrake
firmly. Deac
<0057004C005900440057004C0051004A0012004400460057004C005900440057
004C0051004A> ESP®
(Mercedes‑AMG vehicles) Importa
ntsafety notes
i Observe
the"Important safetynotes" sec-
tion (Ypage 60).
You canselect between thefollowi ngstates of
ESP ®
:
R ESP ®
is activated.
R SPORT handling modeisactivated.
R ESP ®
is deactivated. G
WARNING
When SPORT handling modeisactivated,
there isagreater riskofskidding andacci-
dents.
Only activate SPORThandling modeinthe
situations described inthe followi ng. G
WARNING
If you deactivate ESP®
,ESP ®
no longer sta-
bilizes thevehicle. Thereisan increased risk
of skidding andanaccident.
Only deactivate ESP®
in the situations
described inthe followi ng.
In the followi ngsituations, itmay bebetter to
activate SPORThandling modeordeactivate
ESP ®
:
R when usingsnowchains
R in deep snow
R on sand orgravel
R on speciall ydesignated roadswhenthe
vehicle's ownoversteering andundersteer-
ing characteristics aredesired
Driving inSPORT handling modeorwithout
ESP ®
requires anextremely qualified and
experienced driver.
i Act
ivate ESP®
as soon asthe situations
described abovenolonger apply.ESP ®
will
otherwise notbeable tostabilize thevehicle
if the vehicle startstoskid orawheel starts
to spin.
! Avoid
spinning thedriven wheels foran
extended periodwithESP®
deactivated. You
could otherwise damagethedrivetrain. Driving
safetysystems
65Safety Z

Deact
ivating/a ctivating ESP ® X
To act ivateSPO RThand ling mode: briefly
pre ssbut ton0043.
The 0074 SPORT handlingmod ewarn ing
lamp intheinst rum entclu ster ligh tsup. The
SPO RThandling mode SPO
RThandling modemes sage appearsin
th emult ifunction disp lay.
X To
dea ctivate SPO RThand ling mode:
bri eflypre ssbut ton0043.
The 0074 SPORT handlingmod ewarn ing
lamp intheinst rum entclu ster goe sout .
X To dea ctivate ESP ®
:pre ssbut ton0043 until
th e00BB ESP®
OF Fwarn ing lamp lightsup
in theinst rum entclu ster.
The 00E5 OFF OFF
message appearsinthemult i-
fun ction disp lay.
X To act ivateESP ®
:bri eflypre ssbut ton0043.
The 00BB ESP®
OF Fwarn ing lamp inthe
in st rum entclu ster goe sout .The 00E5 ESP®
ON ON
mes sage appearsinthemult ifunction
disp lay.
Cha racte rist ics ofact ivatedSPO RThan-
dl ing mode
If SP ORT handlingmod eis act ivat edand one
or mor ewhee lsstart tospin ,th e00E5 ESP®
warn ing lamp intheinst rum entclu ster flas hes .
ES P®
on lystabiliz estheveh icleto alimi ted
deg ree.
Whe nSP ORT handlingmod eis act ivat ed:
R ES P®
on lyimp rovesdrivin gst abilit yto a
limi teddeg ree.
R Tra ction control isstill act ivat ed.
R The engin e's torque ison lyres trict ed toa
limi teddeg ree and thedri ve whee lsmay
st art tospin . The
spinning ofthewhee lsres ultsin acut -
ti ng act ion forbet tertr act ion onloos esur fa-
ce s.
R ES P®
still pro vides supp ortwhen youbrak e
fir mly.
Cha racte rist ics when ESP®
is dea ctiva-
te d
If ES P®
is deac tivat ed and oneor mor ewhee ls
st art tospin ,th e00E5 ESP®
warn ing lamp in
th einst rum entclu ster doe sno tflas h.Insuc h
sit uat ions,ES P®
will notst abiliz eth eveh icle.
If you deac tivat eES P®
:
R ES P®
no longer improvesdrivin gst abilit y.
R En gin eto rque isno longer limitedand the
dri ve whee lsare able tospin .
The spinning ofthewhee lsres ultsin acut -
ti ng act ion forbet tertr act ion onloos esur fa-
ce s.
R Tra ction control isstill act ivat ed.
R Ac tive Brake Assis tis no longer avail able;
no ris itact ivat edifyou brak efir mly with
ass istanc efrom ESP®
.
R ES P®
still pro vides supp ortwhen youbrak e
fir mly.
Off -road ESP® An
ESP®
syst emspecifica llysuit edtooff-roa d
te rrain isact ivat edaut oma tical lyon ce theof f-
roa dpro gramisact ivat ed(Ypage 170).
Of froad ESP®
inte rven es wit hadelay ifth ere
is ove rste eri ng orund ersteeri ng,th us imp rov-
in g tract ion.
ESP ®
trail er stabi lization Gen
eral inf orma tion
If your vehicle/ trailer combi nation beginsto
swer ve,ESP®
ass istsyou inthis sit uat ion.
ES P®
slo ws theveh icledown bybrak ing and
limi ting theen gin eout put untilth eveh icle/
tr ailer combi nation has stabiliz ed.
Imp ortant saf etynot es G
WAR
NING
If roa dand weat hercond ition sare poor,
tr ailer stabiliz ation will notbe able topre -
ven tth eveh icle/ trailer combi nation from 66
Dri
ving safet ysys temsSaf ety

swerving.
Trailerswithahigh centerofgrav-
ity can tipover before ESP®
can detect this.
There isarisk ofan accident.
Always adaptyour driving styletothe pre-
vailing roadandweather conditions.
If your vehicle withtrailer (vehicle/trailer com-
bination) beginstolurch, youcan only stabilize
the vehicle/trailer combinationbydepressing
the brake firmly.
ESP ®
trailer stabilization isactive above
speeds ofabout 65km/h.
ESP ®
trailer stabilization doesnotwork if
ESP ®
is deactivated ordisabl edbecause ofa
malfunction. EBD
(electronic brakeforcedistribu-
tion)
General informat ion EBD
monitors andcont rolsthebrake pressure
on the rear wheels toimprove drivingstability
while braking.
Importa ntsafety notes i
Observe
the"Important safetynotes" sec-
tion (Ypage 60). G
WARNING
If EBD ismalfunctioning, therear wheels can
lock, e.g.under fullbraking. Thisincreases
the risk ofskidding andanaccident.
You should therefore adaptyour driving
style tothe different handling characteris-
tics. Have thebrake system checked ata
qual ified speciali stworkshop.
Please observe theinformation onwarning
and indicator lamps(Ypage 234)
(Y page 234)aswell ason displa ymessages
(Y page 207). ADA
PTIVE BRAKE
ADA PTIVE BRAKE enhances brakingsafetyand
offers increased brakingcomfort.In addition
to the braking function, ADAPTIVE BRAKE also has
theHOLD function (Ypage 165)andhill
start assist (Ypage 128). STEER
CONTROL
General informat ion STEE
RCONTROL helpsyoubytransmitt inga
noticeable steeringforcetothe steering wheel
in the direction requiredforvehicle stabiliza-
tion.
This steering assistance isprovided inparticu-
lar if:
R both right wheels orboth leftwheels areon
a wet orslippery roadsurface whenyou
brake
R the vehicle beginstoskid
Importa ntsafety notes i
Observe
the"Important safetynotes" sec-
tion (Ypage 60).
No steering assistance isprovided fromSTEER
CONTROL, if:
R ESP ®
is malfunctioning
R the steering ismalfunctioning
If ESP ®
is malfunctioning, youwillbeassisted
further bythe electrical powersteering. Protection
againsttheft Immobilizer
The immobili zerprevents yourvehicle from
being started without thecorrect SmartKey.
X To activate withtheSmar tKey: remove
the SmartKey fromtheignition lock.
X To
activate withKEYLESS-GO start-func-
tion orKEY LESS-GO: switchtheignition off
and open thedriver's door.
X To deactivate: switchonthe ignition.
When leaving thevehicle, alwaystake the
SmartKey withyouand lock thevehicle. Any-
one canstart theengine ifavalid SmartKey
has been leftinside thevehicle.
i The
immobili zerisalwa ysdeactivated
when youstart theengine.
In the event thattheengine cannot bestar-
ted (yet thevehicle's batteryischarged), Protection
againsttheft
67Safety Z

the
syste misnot opera tional .Co ntact an
au thor izedMe rced es-Benz Center orcal l
1-800 -FOR-MER Cedes(in the USA) or
1-800-38 7-0100(in Ca nad a). ATA
(anti-the ftalarm system) X
To arm: lock the vehiclewi th the Sma rtKey
or KEYL ESS-GO .
Indi cato rla mp 0043flashe s.The alarm system
is arm edafte rap pro xima tely15 seco nds.
X To dis arm: unlock thevehiclewi th the
Sma rtKey orKEYL ESS-GO .
or X Inse rtthe Sma rtKey intotheigniti onlock.
A vis ualand audible alarm istrig geredifthe
al arm system isarm edand youop en:
R ado or
R the vehiclewi th the mech anical key
R the tailgate
R the hood
X To
switchthe alarm offwith the Smart-
Ke y:pre ssthe 0036 or0037 button onthe
Sma rtKey .
The alarm isstop ped.
or
X Vehi
cles with KEYLES S-GO start-f unc-
tio nor KEYLES S-GO :rem ove theStart/
Stop button from theigniti onlock
(Y page 125 ).
X Inse rtthe Sma rtKey intotheigniti onlock.
The alarm isstop ped. X
To
sto pthe alarm using KEYLES S-GO :
gra spthe outsid edo or handl e.The Sma rt-
Key mustbe outsid ethe vehicle.
The alarm isstop ped.
or X Pre ssthe Start/ Stopbutton onthe dash-
bo ard .The Sma rtKey mustbe inside the
veh icle.
The alarm isstop ped.
The alarm isnot stop ped, eve nif yo uclo sethe
op en door tha ttrig geredit,for exa mpl e.
i If
the alarm stayson for more than
30 seco nds,the Mer cedesme conne ct
eme rgency callsy stem automa tically send s
a mes sage tothe Custom erCe nter. Thisis
do ne either bytext message ordata con-
necti on.
The eme rgency callsy stem sendsthe mes -
sa ge ordata pro vided tha t:
R youha ve subsc ribed tothe Mer cedesme
conne ctser vice
R the Mer cedesme conne ctser vice has
be en acti vate dpro perly
R the nece ssarymob ile pho nenetw orkis
ava ilab le 68
Pro
tectionagai nstthef tSafe ty

Smar
tKey Import
antsafety notes G
WARNING
If children areleft unsupervised inthe vehi-
cle, they could:
R operate thevehicle's equipment
Additionally, childrencouldsetthe vehicle in
motion if,for example, they:
R release theparking brake
R shift theautomatic transmissionoutof
park position 005D
R start theengine
There isarisk ofan accident andinjury.
Never leavechildren oranimals unattended
in the vehicle.
When leaving thevehicle, alwaystake the
SmartK eywith youand lock thevehicle. This
also applie sfor the Digital Vehicle Keyifthe
"Digital Vehicle Key"functionisactivated via
Mercedes meconn ect. G
WARNING
If you attach heavyorlarge object sto the
SmartK ey,the SmartK eycould beuninten -
tionally turnedinthe ignition lock.This
could cause theengine tobe switched off.
There isarisk ofan accident.
Do not attach anyheavy orlarge object sto
the SmartK ey.Remove anybulky keyrings
before insertin gthe SmartK eyinto theigni-
tion lock.
! Keep
theSmartK eyaway fromstrongmag-
netic fields. Otherwise, theremote control
funct ioncould beaffected.
Str ong magnetic fieldscanoccur inthe
vicinity ofpowerful electrical installations.
Do not keep theSmartK ey:
R with electron icdevices, e.g.amobile phone
or another SmartKey
R with metallic objects,e.g. coins ormetal foil
R inside metallic objects,e.g. ametal case
Vehicles withKEYLESS-GO startfunction:
do not keep theSmartK eyinthe cargo com- partment
.Otherwise, theSmartK eymay not
be detect ed,e.g. when startin gthe engine
using theStart /Stopbutton. Smar
tKeyfunctions 0043
0037 Tolock thevehicle
0044 0054 Toopen thetailgate
0087 0036 Tounlock thevehicle
X To unlock centrally: pressthe0036 but-
ton.
If you donot open thevehicle withinapprox-
imately 40seconds ofunlocking:
R the vehicle islocked again
R anti-t heftprotect ionisreactivated
X To lock: press the0037 button.
The SmartK eycent rally locks/un locks:
R the doors
R the tailgate
R the fuel filler flap
The turn signals flashonce when unlocking
and three times whenlocking.
When thelocator lighting isactivated viathe
multimedia system,itlights upwhen itis dark
after thevehicle isunlocked withtheremote
cont rol;see Digital Operator's Manual.
You canalso setanaudib lesignal toconfirm
that thevehicle hasbeen locked. Theaudib le
signal canbeactivated anddeactivated using
the on-board computer (Ypage 200).
X To
open thetailgate automatically from
outside thevehicle: pressandhold the
0054 button untilthetailgate opens
(Y page 79).
Vehicles withKEYLESS-GO orKEY LESS-GO
star tfunction: Smar
tKey
69Opening andclosing Z

X
To
clos ethe tailgate automatic allyfrom
outs idethe vehic le:if the Sma rtKey is
lo cate din the imm ediate vici nity ofthe vehi-
cle ,pre ssthe 0054 button onthe Sma rtKey
(Y page 79).
Whe nthe tailgate closes youcan then
rel ease the button. KE
YLES S-GO
Gen eral notes Bea
rin mind thatthe engi necan bestarted by
any ofthe vehicleoccu pants ifther eis a
Sma rtKey inthe vehicle.
Lo ckingand unlockin g Yo
ucan start,lock orunl ock thevehicleus ing
KEYL ESS-GO .To do this,yo uonl ynee dcar ry
the Sma rtKey with you. Yo ucan comb inethe
func tions ofKEYL ESS-GO with thos eof acon-
venti onalSma rtKey .Unl ock thevehicleby
us ing KEYL ESS-GO ,for instance ,and lock it
us ing the 0037 button onthe Sma rtKey .
The driver 'sdo or and thedoor atwh ich the
ha ndl eis us ed ,mu stbo th be closed .The
Sma rtKey mustbe outsid ethe vehicle. Whe n
lo cking orunl ocki ngwith KEYL ESS-GO ,the
di sta nce betwe enthe Sma rtKey andthecorr e-
spo nding door handl emu stnot begre ater
tha nthre efee t(o ne mete r).
A che ckwhich perio dical lyesta blishes arad io
conne ctionbe twe enthe vehicleand the
Sma rtKey determi neswhethe ra val idSma rt-
Key isin the vehicle. Thi soccu rs,for exa mpl e:
R wh en starting theengi ne
R wh ile dri ving
R wh en the exter naldoor handl esare touche d
R du ring conve nience closing X
To unl ockthe vehic le:tou chthe inne rsu r-
fac eof the door handl e.
X To lock the vehic le:tou chsens orsur-
fac e0043 or0044.
Ma kesure tha tyo udo not touchthe inne r
su rfa ce ofthe door handl e.
X Co nve nien ce clos ingfea ture: touch
rece ssedsens orsurfa ce 0044 for anextend ed
pe rio d.
Fur ther informa tionon the conve nience
clo sing fea ture (Ypage 85). X
To unl ockthe tailgate :pu lltai lgate han-
dl e 0043.
De acti vati ngand activati ng If
yo udo not intendtousethe vehiclefor a
lo nger perio dof time ,yo ucan deacti vate KEY-
LESS-G O.The Sma rtKey willthen usevery lit-
tle powe r,ther ebyconse rving battery powe r.
For thepurpo ses ofacti vation/d eactiva tion,
the vehiclemu stnot benea rby.
X To deac tivate: pressthe 0037 button on
the Sma rtKey twice inrap idsucces sion.
The indicator light onthe Sma rtKey flashe s
twi ce brieflythen onelong flash, then KEY-
LESS-G Ois de acti vate d(Y page 72).
X To acti vate :pre ssany button onthe Sma rt-
Key .
or X Inse rtthe Sma rtKey intotheigniti onlock.
KEYL ESS-GO andallof its associ atedfea -
ture sare availab leag ain. 70
SmartKe
yOpening and clos ing