2020 MERCEDES-BENZ GLA ignition

It
is possib leto make useofthe residu alheat
of the engine tocontinue heatingthevehicle
for appro ximately 30minutes aftertheengine
has been switched off.The heating time
depends onthe setinterior temperature .
i The
blow erwil lrun atalow speed regard-
less ofthe airflowsetting.
i If
you activate theresidu alheat function at
high temperature s,only theventilation will
be activated. Theblow erruns atmediu m
speed .
i You
cannot usetheventilation tocool the
vehicle interior toatemperature lowerthan
the outsid etemperature .
Ac tivating/de activating X
Turn theSmartKey topositio n005A inthe igni-
tion lock orremove it(Y page 125).
X Press the004B button.
The indicator lampinthe 004B button lights
up orgoes out.
The indicator lampinthe button indicates
that therespective functionisactivated.
i Resi dualheat isdeactiva tedautoma tically:
R after appro ximately 30minutes
R when theignition isswitched on
R ifthe battery voltage drops Air
vents Important
safetynotes G
WARNING
Very hotorvery cold aircan flow from the
air vents. Thiscould resultin burns orfrost-
bite inthe immedi atevicinity ofthe air
vents. Thereisarisk ofinjury.
Make surethatallvehicle occupants always
maintain asufficie ntdistance tothe airout-
lets. Ifnecessary ,redirect theairflowto
another areaofthe vehicle interior. In
order toensure thedirect flowoffresh air
through theairvents intothevehicle interior,
plea seobserve thefollow ingnotes:
R keep theairinlet betwee nthe windshi eld
and thehood freeofblockage s,such asice,
snow orlea ves.
R never covertheairvents orair intake grilles
in the vehicle interior.
i For
optimal climatecontrolinthe vehicle ,
open theairvents completely andsetthe
adjusters tothe central position. Setting
theairvents 0043
Side window defroster vent
0044 Side airvent
0049 Side airvent open
004A Side airvent closed
X To open aside airvent: turntheadjuster
in side airvent 0044tothe left inpositio n0049.
X To clo seaside airvent: turntheadjuster
in side airvent 0044clockwise asfar asitwil l
go topositio n004A.
i The
center andrear airvents areadjusted
in the same way. Ai
rvents
123Climate control Z

There
isarisk offire and anaccident .
Release theparking brakefullybefore driv-
ing off.
! Do
not warm upthe engine whilestation -
ary. Pullaway immediately. Avoidhigh
engine speeds andfullthrot tleuntil the
engine hasreached itsoperating tempera-
ture.
In vehicles withautomatic transmission,
engage positions Pand Ronly when the
vehicle isstation ary.
Where possible, avoidspinnin gthe drive
wheels whenpulling awayonslippery roads.
You could otherwise damagethedrive train.
! Mercedes-AMG
vehicles:avoidfull-load
operation andengine speeds greater than
5000 rpmwhen theengine iscold. This
helps toprotec tthe engine andavoids
uncomf ortable driving. Key
positions
Smar tKey 005A
Toremove theSmart Key
(shift thetrans mission toposition 005D)
0047 Power supply forsome consumer s,such
as the windshield wipers
0048 Ignit ion(power supplyforallconsumer s)
and drive position
0049 Tostart theengine
i The
Smart Keycanbeturned inthe ignition
lock even ifit is not thecorrec tSmart Key
for the vehicle. Theignition isnot switched
on. The engine cannotbe start ed. Star
t/Stop button General
notes
Vehicles withKEYLE SS-GO are equipped with
Smart Keysfeaturing theintegr atedKEYLE SS-
GO funct ionand adetachable Start/Stopbut-
ton .
A check whichperiodically establishesaradio
conn ection between thevehicle andthe
Smart Keydetermin eswhether avalid Smart -
Key isin the vehicle. Thisoccurs, forexample,
when startingthe engine.
When youinsert theStart /Stopbutton into
the ignition lock,thesystem needsapprox-
imately twoseconds recognitiontime. Youcan
then usetheStart /Stopbutton .
Pressing theStart /Stopbutton several times
in succession correspondstothe different
Smart Keypositions inthe ignition lock.Thisis
only thecase ifyou arenot depressing the
brake pedal.
If you depress thebrake pedalandpress the
Start /Stopbutton ,the engine startsimmedi-
ately.
To start thevehicle without actively usingthe
Smart Key:
R the Start /Stopbutton mustbeinsert edin
the ignition lock
R the Smart Keymust beinthe vehicle
R the vehicle mustnotbelocked withthe
Smart KeyorKEYLE SS-GO (Ypage 70)
Do not keep theKEYLE SS-GO key:
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.
This canaffect thefunct ionality ofKEYLE SS-
GO.
If you lock thevehicle withtheSmart Key
remote controlorwith KEYLE SS-GO, after a
short time:
R you willnotbeable toswitch onthe ignition
with theStart /Stopbutton .
R you willnolonger beable tostart theengine
with theStart /Stopbutton untilthevehicle
is unlocked again.
If you lock thevehicle centrally using thebut-
ton onthe front door(Ypage 75),youcan
cont inue tostart theengine withtheStart /
Stop button . Driving
125Drivingandparking Z

The
engine canbeswitched offwhile thevehi-
cle isin motion bypressing andholding the
Start /Stopbutton forthree seconds. This
funct ionoperates independent lyof the ECO
start /stopautomatic engineswitch-offfunc-
tion.
Key positions withtheStar t/Stop button 0043
Start /Stopbutton
0044 Ignit ionlock
As soon asthe ignition isswitched on,allthe
indicator lampsinthe instr ument cluster light
up.
For further informationonsituations inwhich
an indicator lampeither failstogo out after
the engine isstart edorlights upwhile driving,
please referto"Warning andindicator lampsin
the instr ument cluster" (Ypage 233).
If Start /Stopbutton 0043has notyetbeen
pressed, thisisthe same asthe Smart Key
being removed fromtheignition.
X To switch onthe power supply:press
Start /Stopbutton 0043once.
The power supply isswitched on.You can
now activate thewindshield wipers,for
example.
The power supply isswitched offagain if:
R the driver's doorisopened and
R you press Start/Stopbutton 0043twice when
in this position
X To switch onthe ignition: pressStart/
Stop button 0043twice.
The ignition isswitched on.
If you press Start/Stopbutton 0043once
when inthis position, theignition is
switched offagain. Removing
theStar t/Stop button
You canremove theStart /Stopbutton from
the ignition lockandstart thevehicle asnor-
mal using theSmart Key.
You canonly switch between Start/Stopbut-
ton mode andSmart Keyoperation whenthe
vehicle isstation ary.
You must alsoengage parkposition 005D.
X Remove Start/Stopbutton 0043from ignition
lock 0044.
You donot have toremove theStart /Stopbut-
ton from theignition lockwhen youleave the
vehicle. Youshould, however, alwaystake the
Smart Keywith youwhen leaving thevehicle.
As long asthe Smart Keyisin the vehicle:
R the vehicle canbestart edusing theStart /
Stop button
R the electric allypowered equipment canbe
operated Star
ting theengine
Import antsafety notes G
WARNIN
G
If children areleft unsupervised inthe vehi-
cle, they could:
R operate thevehicle's equipment
Addition ally,children couldsetthe vehicle in
motion if,for example, they:
R release theparking brake
R shift theautomatic transmission outof
park position 005D
R start theengine
There isarisk ofan accident andinjury.
Never leavechildren oranimals unattended
in the vehicle.
When leaving thevehicle, alwaystake the
Smart Keywith youand lock thevehicle. This
also applies forthe Digital Vehicle Keyifthe
"Digital Vehicle Key"functionisactivated via
Mercedes meconn ect. G
DANGER
Combustion enginesemitpoisonous
exhaust gasessuchascarbon monoxide. 126
DrivingDriving
andparking

Inhaling
theseexhaustgases ishazardo usto
heal thand canresul tin poiso ning. There isa
risk offatal injury. Therefore, neverleavethe
engine running anenclosed spacewithou t
adeq uate ventilation. G
WARNING
Flamma blemateria lsintroduced through
environmental influenceorby animal scan
ignite ifin contact withtheexhau stsystem
or parts ofthe engine thatheat up.There is
a risk offire.
Carry outregul archecks tomake surethat
there arenoflamma bleforeign materia lsin
the engine compartment orinthe exhau st
system.
Gene ralnotes The
engine runsatahigher speedduringthe
cold start procedu reso that thecataly ticcon-
verter canreach operatingtemperature more
qui ckly. Thesound ofthe engine maychange
duri ngthis time.
Automatic transmission X
Shift thetransmission topositio n005D
(Y page 134).
The transmission positionindicator onthe
multifu nctiondisplayshows 005D
(Y page 134).
i You
canstart theengine intransmission
positio ns005D and 005C.
Start ingprocedure withtheSmart Key To
start theengine usingtheSmartKey instead
of the Start/St opbutton, pullthe Start/St op
button outofthe ignition lock.
X Turn theSmartKey topositio n0049 inthe igni-
tion lock (Ypage 125)andrelea seitas
soon asthe engine isrunning.
Start ingprocedure withtheStart /
Stop button The
Start/St opbutton canbeused tostart the
vehicle manuallywithou tinserting theSmart-
Key into theignition lock.TheStart/St opbut- ton
must beinserted inthe ignition lockand
the SmartKey mustbeinthe vehicle .This
mode forstarting theengine operatesinde-
pendently ofthe ECO start/stop automatic
engine startfunction.
You canstart theengine ifavali dSmartKey is
in the vehicle .Switch offthe engine and
alw ays take theSmartKey withyouwhen leav-
ing the vehicle ,even ifyou only leaveitfor a
short time.Payattention tothe important
safety notes.
X Depress thebrake pedaland keep it
depres sed.
X Press theStart/St opbutton once
(Y page 125).
The engine starts.
Start ingprocedure viasmart phone Observe
theimportant safetynotesonstarting
the engine (Ypage 126).
You canalso start yourengine viayou rsmart-
phone fromoutsid ethe vehicle .In this case,
the previou slyselected climatecontrolsetting
is activated. Inthis way youcan cool orheat
the interior ofthe vehicle beforestarting the
journey.
Only start theengine viayou rsmartphone ifit
is safe tostart andruntheengine whereyour
vehicle isparked.
Observe thelega lstipul ations inthe area
where yourvehicle isparked. Enginestartvia
smartphone maybelimi ted tocertain coun-
tries orregions.
You canexecute amaximum oftwo consecu-
tive starting attempts viayou rsmartphone. If
you insert theSmartKey intotheignition lock,
you can carry outtwo more starting attempts.
Once youhave started theengine, youcan
switch theengine offvia you rsmartphone at
any time.
You canonly start theengine viayou rsmart-
phone if:
R the SmartKey isin the ignition lock
R park positio n005D isselected
R the accelera torpeda lis not depres sed
R the alarm for the anti-theft alarm system is
not set
R the panic alarm isnot activated
R the hazard warning lampsare switched off
R the hood isclosed Drivi
ng
127Drivi ngand parking Z

Problems
withtheengine Problem
Possible
causes/co nsequences and0050 0050
Solutions The
engine doesnot
start. The
HOLD functionorAct ive Distanc eAssist DISTRONIC isactiva-
ted.
X Deactivat ethe HOLD function(Ypage 166)orAct ive Distanc e
Assist DISTRONIC (Ypage 163).
X Try tostart theengine again. The
engine doesnot
start. Thestarter motor
can beheard. R
There isamalfunction inthe engine electron ics.
R There isamalfunction inthe fuel supply .
Before attempt ingtostart theengine again:
X Turn theSmartK eyback toposition 005Ainthe ignition lock.
or X Press theStart /Stopbutton repeatedly untilallindicator lampsin
the instrumen tcluster goout.
X Try tostart theengine again.Avoidexcessively longandfrequent
attempt sto start theengine asthese willdrain thebattery.
If the engine doesnotstart after several attempt s:
X Consult aquali fiedspecialist workshop. The
engine doesnot
start. Youcannot hear
the starter motor. The
on-board voltageistoo low because thebattery istoo weak or
discharged.
X Jump-start thevehicle (Ypage 296).
If the engine doesnotstart despite attemptsto jump-st artit:
X Consult aquali fiedspecialist workshop. The
starter motorwasexposed toathermal loadthatwastoohigh.
X Allow thestarter motortocool down forapproximately two
minutes.
X Try tostart theengine again.
If the engine stilldoes notstart:
X Consult aquali fiedspecialist workshop. Driving
131Drivingandparking Z

Befor
ethe engi nespe edrea ches thered area,
an upshi ftindi cator willbe show nin the multi-
functi ondispl ay.
X Shift torecom mende dgea r0043 whe nmes-
sag e0044 isshow nin the multifunction dis-
pl ay .
Ki ckdo wn X
For maxi mum acceleration, dep ress the
acce lerator pedalbey ond thepressu re
poi nt.
The automa tictransm ission shifts toalow er
gea rdep endi ngon the engi nespe ed.
X Shift back up once thedesiredspe edis
rea ched . Duri
ngkickdo wn,youcannot shiftgea rsusi ng
the stee ring wheelpa ddl eshi fters.
If yo uap plyful lthrottle ,the automa tictrans-
mis sionshi fts uptothe next gearwhe nthe
maxi mum enginespe edisrea ched .Thi spre -
vents theengi nefrom overrevvi ng.
Merc edes-AMG vehicle s: itis only possible
to use kickdo wnintempo rarymanu aldri ve
prog ramM.Whe nmanu aldri ve prog ramMis
per mane ntlyactivate d,kickdo wnisnot possi-
bl e. Prob
lems with the transmis sion Prob
lem Pos
siblecaus es/c on sequen cesand 0050 0050
Sol utio ns The
transm ission has
prob lemsshi fting gear. The
transm ission islos ing oil.
X Have thetransm ission checke dat aqu alifi ed spe cialist wor kshop
imme diatel y. The
acce leration ability
is dete riorati ng.
The transm ission no
long ershi fts into allof
the gears.
Re vers egea rcan no
long erbe enga ged. The
transm ission isin eme rgency mode.
X Stop thevehi cle.
X Shift thetransm ission topos ition005D.
X Swi tch offthe engi ne.
X Wa itat lea stten seco ndsbefore resta rting theengi ne.
X Shift thetransm ission topos ition005B.
X Have thetransm ission checke dat aqu alifi ed spe cialist wor kshop
imme diatel y. Refue
ling Impo
rtant safetynotes G
WARNI
NG
Fue lis hig hly flammab le.Risk offire and
expl osion byimp rope rhand ling offue l. You
mustavo idfire ,ope nfla mes, smoki ng
and crea ting sparks. Switch offthe ignition
bef ore refu eling and ,if pre sent, switch off
the auxiliary hea ting. 142
Refue
lingDri vin gand parking

Opening
thefuel filler flap 0043
Toopen thefuel filler flap
0044 Tire pressure table
0087 Toinsert thefuel filler cap
0085 Instruct ionlabel forfuel type tobe refu-
eled
X Switc hoff the engine .
X Remove theSmart Keyfrom theignition
lock.
or, invehicles withKEYLE SS-GO start -function
or KEYLE SS‑GO
X Open thedriver's door.
The vehicle electronics arenow inposition
005A. This isthe same asthe Smart Keyhaving
been removed.
X Press thefuel filler flapinthe direct ionof
arrow 0043.
The fuel filler flapswings up. X
Turn thefuel filler capcount er-clockwise
and remove it.
X Inser tthe fuel filler capinto theholder on
the inside offuel filler flap0087.
X Completely insertthefiller neck ofthe fuel
pump nozzleinto thetank ,hook inplace
and refuel.
X Only fillthe tank untilthepump nozzle
switches off.
i Do
not add anymore fuelafter thepump
stops fillingforthe first time. Otherwise, fuel
may leakout.
Closing thefuel filler flap X
Replace thecap onthe filler neck andturn
clock wiseuntilitengages audibly.
X Close thefuel filler flap.
Close thefuel filler flapbefore lockingthe
vehicle.
If you aredriving withthefuel filler capopen,
the 00B6 reserv efuel warning lampflashes. A
message appearsinthe multifunc tiondisplay
(Y page 219).
In addition, the00B9 Check Engine warning
lamp maylight up(Ypage 239).
For furth erinfor mation onwarning andindica-
tor lamps inthe instrument cluster,see
(Y page 239). 144
RefuelingDriving
andparking

Problems
withfuelandthefuel tank Problem
Possible
causes/co nsequences and0050 0050
Solutions Fuel
isleaking fromthe
vehicle. The
fuel lineorthe fuel tank isfaulty.
G WARNING
Risk ofexplosion orfire.
X Apply theelectric parking brake.
X Switch offthe engine.
X Remove theSmartK eyfrom theignition lock.
or, invehicles withKEYLE SS-GO start- functionorKEYLE SS‑GO
X Open thedriver's door.
The vehicle electron icsare now inposition 005A.This isthe same
as the SmartK eybeing removed fromtheignition.
X Do not restart theengine underanycircumst ances.
X Consult aquali fiedspecialist workshop. The
fuel filler flapcan-
not beopened. The
fuel filler flapisnot unlocked.
X Unlock thevehicle (Ypage 69). The
SmartK eybattery isdischarged ornearly discharged.
X Unlock thevehicle usingthemechanical key(Ypage 76). The
fuel filler flapisunlocked, buttheopening mechanism isjam-
med.
X Consult aquali fiedspecialist workshop. Parking
Import
antsafety notes G
WARNING
Flammable materialsuchasleaves, grassor
twigs mayignite ifthey come intocontact
with hotparts ofthe exhaust systemor
exhaust gasflow. There isarisk offire.
Park thevehicle sothat noflammable mate-
rials come intocontactwith parts ofthe
vehicle whicharehot. Take particular care
not topark ondry grassland orharvested
grain fields. 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.
! Always
securethevehicle correctlyagainst
rolling away.Otherwise, thevehicle orits
drivetrain couldbedamaged. Park
ing
145Driving andparking Z