2020 MERCEDES-BENZ GLA SUV sensor

Ext
erio rlight ing Gener
alnot es
For reas onsof safe ty,Mer cedes-Ben zrec om-
men dsthat you drivewith thelight sswit ched
on even duringth edayti me.Insom ecoun -
tr ies, oper ationof theheadlam psvar ies due to
legal requirementsand self-impose doblig a-
tio ns. Set
tingth eext erio rlight ing
Set tingopt ions Ex
terior light ingcan beset usin gth e:
R light switch
R com binatio nswit ch(Ypage 104)
R on -bo ard com pute r(Y page 199)
Light switch Oper
ation 0047
0063
Left-han dstandi nglamps
0048 0064
Right-hand standi nglamps
0049 0060
Parkinglamps ,lice nseplat eand
ins trumen tclus terlight ing
004A 0058
Automat icheadlam pmod e,con trol-
led bythelight sensor
004B0058 Low-beam/ high-beam headlam ps
0084 005E
Rearfoglamp
006B 005A
Foglamp (onlyveh icleswith fron tfog
lamps )
If you hear awarn ingtone when youleave the
veh icle,th elight smay still be swit ched on.
X Turn thelight switchtothe0058 position. The
exterio rlight ing(excep tth epark ing/
st andi nglamps )swit ches off auto maticall yif
you:
R rem ove theSm artKey from theign ition lock
R open thedriv er'sdoor withtheSm artKey in
posit ion005A
Aut oma tichea dlamp mod e
0058 isthepref erred light switchposit ion:
R The light settingis auto maticall yselec ted
acc ording tothebrig htnes sof theambie nt
light (excep tion:poor visibilit ydue to
weat hercondition ssuc has fog ,sn ow or
spr ay).
R Wit hth eSm artKey inposit ion0047intheign i-
tio nloc k:thepark inglamps areswit ched on
or off auto maticall ydepen dingon thebrig ht-
nes sof theambie ntlight .
R Wit hth eeng inerunning:ifyou have activa-
te dth eDay timeRun ningLig hts Day
timeRun ningLig hts function
via theon -bo ard com puter,thedayti merun-
nin glamps orthepark inglamps andthe
low- beam headlam psare swit ched on oroff
auto maticall ydepen dingon thebrig htnes s
of theambie ntlight .
X To
swit chon theau tom atic hea dlamp
mod e:tur nth elight switchtothe0058
posit ion. G
WAR
NING
When thelight switchisset to0058, the
low- beam headlam psmay notbe swit ched
on auto maticall yif th ere isfog ,sn ow or
ot her caus esofpoor visibilit ydue tothe
weat hercondition ssuc has spr ay. Ther eis a
risk ofan acc iden t.
In suc hsit uatio ns,tur nth elight switchto
0058.
The auto maticheadlam pfeat ure ison lyan aid.
The driverisres pon sible fortheveh icle'slight -
ing atall tim es.
Cana daonly:
The dayti merunninglamps improvethevisi bil-
ity ofyour vehicle durin gth eday. Thedayti me
run ninglamps function isrequi redbylaw in
Canada. Itcan notth eref orebedeac tivate d.
When theeng ineisrun ningand theveh icle is
st atio nary:ifyou shiftth eauto matictrans mis-
sion from adriv ingposit iontoposit ion005Dthe 102
Ext
erior lightingLight sand windsh ieldwiper s

daytime
runninglamps orlow-beam head-
lamps goout after 3minut es.
When theengin eis runn ing,thevehicle issta-
tion aryand inbright ambient light:ifyou turn
the light switch tothe 0060 position ,the day-
time runninglamps andparkin glamps turnon.
If the engin eis runn ingand youturn thelight
switch tothe 0058 position ,the manual set-
tin gs take preceden ceover thedaytime run-
ning lamps.
USA only:
The daytime runninglamps improve thevisibil-
ity ofyour vehicle duringtheday. Todo this,
the daytime runninglamps function must be
switch edon using theon-board comput er
(Y page 199).
If the engin eis runn ingand youturn thelight
switch tothe 0060 or0058 position ,the man-
ual sett ings take preceden ceover thedaytime
runn inglamps.
Low-beam headlamp s
Even ifthe light sensor doesnotdetec tthat it
is dark, theparkin glamps andlow-beam head-
lamps switch onwhen theignit ionisswitch ed
on and thelight switch isset tothe 0058 posi-
tion .This isapartic ularly useful function inthe
event ofrain andfog.
X To
switch onthe low-beam headlamp s:
turn theSmart Keytoposition 0048inthe igni-
tion lock orstart theengin e.
X Turn thelight switch to0058.
The green 0058indicat orlamp inthe instru-
ment cluster lightsup.
Front foglamp s
In con dition swhere visibility ispoor dueto
fog, snow orrain, thefoglamps improve visi-
bility aswell asmakin git easier forother road
users tosee you. They canbeoperated
toget herwith theparkin glamps ortoget her
with theparkin glamps andlow-beam head-
lamps.
X To switch onthe foglamp s:turn the
Smart Keytoposition 0048inthe ignit ionlock
or start theengin e.
X Turn thelight switch to0058 or0058. X
Press the005A button.
The green 005Aindicat orlamp inthe instru-
ment cluster lightsup.
X To switch offthe foglamp s:press the
005A button.
The green 005Aindicat orlamp inthe instru-
ment cluster goesout.
Rear foglamp
The rear foglamp improves visibilityofyour
vehicle forthe trafficbehind inthe event of
thic kfog. Please takenoteof the count ry-spe-
cific regulations forthe use ofrear foglamps.
X To switch onthe rear foglamp :turn the
Smart Keyinthe ignit ionlock toposition 0048
or start theengin e.
X Turn thelight switch to0058 or0058.
X Press the005E button.
The yellow 005Eindicat orlamp inthe instru-
ment cluster lightsup.
X To switch offthe rear foglamp :press the
005E button.
The yellow 005Eindicat orlamp inthe instru-
ment cluster goesout.
Par king lamp s
! If
the batte rycharge isvery low,thepark-
ing lamps orstan ding lamps areautomati-
cally switch edoff toenable thenextengin e
start .Always parkyourvehicle safelyandin
a well litarea, inaccor dance withtherele-
vant legal stipulation s.Avoid usingthe0060
parkin glamps overaperiod ofseveral
hours. Ifpossible, switchonthe right -hand
0064 orleft- hand 0063 standing lamps.
X To switch on:turn thelight switch to0060.
The green 0060indicat orlamp inthe instru-
ment cluster lightsup.
Sta nding lamps
Switc hingonthe stan ding lamps ensures the
corr espondin gside ofthe vehicle isillumina-
ted.
X To switch onthe stand inglamp s:the
Smart Keyisnot inthe ignit ionlock oritis in
position 005Ainthe ignit ionlock .
X Turn thelight switch to0063 (left-hand side
of the vehicle) or0064 (right- handsideof
the vehicle). Exter
iorlighting
103Lightsandwindshield wipers Z

Tail
lamps
X Loosen screws0087using ascrewdriver.
X Remove thebulb holder fromthetaillamp. Bulb
holder
0085 Turn signals
0083 Brake lamp
X Tur nsignal: pressthebulb gently intothe
bulb holder, turnitcount er-clockwise and
remove itfrom thebulb holder.
X Insert thenew bulb intothebulb holder and
turn itclock wise.
X Bra kelamp :remove thecorrespon ding
bulb from thebulb holder.
X Insert thenew bulb intothebulb holder.
X Insert thebulb holder intothetaillamp and
screw itfirmly intoplace usingscrews 0087.
X Insert thetaillamp intothevehicle.
X Tighten fendernut0043and re-est ablish con-
tact with conn ector 0044.
X Close theside trimpanel (Ypage 108). Windshield
wipers Switching
thewindshield wipers
on/off
! Do
not operate thewindshield wipers
when thewindshield isdry, asthis could
damage thewiper blades. Moreover, dust
that hascollected onthe windshield can
scratc hthe glass ifwiping takesplacewhen
the windshield isdry.
If it is necessary toswitch onthe windshield
wipers indry weather conditions,alway suse
washer fluidwhen operating thewindshield
wipers.
! If
the windshield wipersleavesmears on
the windshield afterthevehicle hasbeen
washed inan automatic carwash, waxor
other residues maybethe reason forthis.
Clean thewindshield usingwasher fluid
after washing thevehicle inan automatic
car wash. Combination
switch
0047 003F Windshield wiperoff
0048 0062 Intermitt entwipe, low(rain sensor
set tolow sensitivit y)
0049 0063 Intermitt entwipe, high(rain sensor
set tohigh sensitivit y)
004A 00AA Continuous wipe,slow
004B 00A9 Continuous wipe,fast
0084 00D3 Single wipe/00D4 Wipesthewind-
shield usingwasher fluid
X Switch onthe ignition.
X Turn thecombinat ionswitch tothe corre-
sponding position.
! Vehicles
witharain sensor: ifthe wind-
shield becomes dirtyindry weather condi-
tions, thewindshield wipersmaybeactiva-
ted inadverten tly.This could thendamage Windshield
wipers
109Lightsandwindshield wipers Z

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

!
When
Active Distance AssistDISTRONIC
or the HOLD function isactivated, thevehi-
cle brakes automaticall yin certain situa-
tions.
To avoid damage tothe vehicle, deactivate
Act ive Distance AssistDISTRONIC andthe
HOLD function inthe followi ngorsimila rsit-
uations:
R when towing thevehicle
R in the carwash
Act ive Distance AssistDISTRONIC canneither
reduce therisk ofan accident ifyou failto
adap tyour driving style,noroverride thelaws
of physics. Active Distance AssistDISTRONIC
cannot takeintoaccount road,weather ortraf-
fic conditions. Active Distance Assist
DISTRONIC isonly anaid. You areresponsible
for the distance tothe vehicle infront ,for
vehicle speed,forbraking ingood timeandfor
staying inyour lane.
Do not use Active Distance AssistDISTRONIC:
R In road andtraffic conditions whichdonot
allow youtomaintain aconst antspeed, e.g.
in heavy traffic oron winding roads
R On slippe ryroad surfaces. Brakingoraccel-
erating couldcause thedrive wheels tolose
traction andthevehicle couldthenskid
R In poor visibil ity,e.g. due tofog, heavy rain
or snow
Act ive Distance AssistDISTRONIC maynot
detect narrow vehicles drivinginfront ,e.g.
motorcycles, orvehicles drivinginastaggered
formation.
In particular, thedetection ofobstacles canbe
impaired if:
R There isdirt onthe sensors oranything else
covering thesensors
R There issnow orheavy rain
R There isinterferenc eby other radarsources
R There arestrong radarreflections, forexam-
ple inparking garages
If Act ive Distance AssistDISTRONIC nolonger
detects avehicle infront ,Distance Pilot
DISTRONIC mayunexpectedly accelerateto
the speed stored. This
speed may:
R Be too high ifyou aredriving inaturning
lane oran exit lane
R Be sohigh when driving inthe right-hand
lane thatyouovertake vehiclesinthe left-
hand lane
R Be sohigh inthe left lane thatyoupass
vehicles drivingonthe right
If there isachange ofdrivers, advisethenew
driver ofthe speed stored.
Cruise control lever 0043
Tostore thecurrent speedorahigher
speed
0044 Tostore thecurrent speedoralower
speed
0087 Todeactivate Active Distance Assist
DISTRONIC
0085 Tostore thecurrent speedorcalls upthe
last stored speed
0083 Toset aspecified minimum distance
Activating ActiveDistance Assist
DISTRONIC Activation
conditions
! When
Active Distance AssistDISTRONIC
or the HOLD function isactivated, thevehi-
cle brakes automaticall yin certain situa-
tions.
To avoid damage tothe vehicle, deactivate
Act ive Distance AssistDISTRONIC andthe
HOLD function inthe followi ngorsimila rsit-
uations:
R when towing thevehicle
R in the carwash 160
Driving
systemsDriving andparking

object
swhen theyareinthe immediate
vicinit yof the vehicle. Youcould damage the
vehicle orthe object s.
The sensors maynotdetect snowandother
object sthat absorb ultrasonic waves.
Ultrasonic sourcessuchasan automatic car
wash, thecompressed- airbrakes ofatruck
or apneumatic drillcould cause Parking
Assist PARKTRONIC tomalfunct ion.
Parking AssistPARKTRONIC maynotfunc-
tion correc tlyon uneven terrain.
Parking AssistPARKTRONIC isactivated auto-
matically whenyou:
R switch onthe ignition
R shift thetransm issiontoposition 005B,005Eor
005C
Parking AssistPARKTRONIC isdeactivated at
speeds above11mph (18km/ h).It is rea cti-
vate dat lowe rspe eds.
Rang eof the senso rs Gen
eral notes
Pa rking AssistPAR KTRONIC doesnot take into
acco untobstacl eslocate d:
R bel ow the dete ction range,such asper sons ,
ani mal sor obje cts
R ab ove thedete ction range,e.g. overhanging
lo ad s,tai lsecti onsorload ing ram psof
trucks 0043
Senso rsinthe front bumpe r,left-ha ndside
(e xamp le)
The sens orsmus tbe free from dirt, ice or
slu sh. The ycan othe rwisenot functi oncor-
rectl y.Clea nthe sens orsregularl y,taki ngcare
not toscra tchordamag ethem (Ypage 283 ). Rang
e 0043
Detecti onrang eof front sensors
0044 Detecti onrang eof rea rsens ors
Front sensors Ce
nter Appr
ox.40in(app rox.
100 cm) Co
rners Appr
ox.24in(app rox.
60 cm) Re
ar sens ors Ce
nter Appr
ox.48in(app rox.
120 cm) Co
rners Appr
ox.32in(app rox.
80 cm) Mini
mum distance Ce
nter Appr
ox.8in (app rox.
20 cm) Co
rners Appr
ox.6in (app rox.
15 cm) If
an obs tacl eis dete cted within thisrang e,the
rel eva ntwa rning displ ayslight upand awa rn-
ing tone sounds. Ifthe distance fallsbel ow the
mini mum ,the distance maynolonger be
sho wn. 17
2 Dri
ving sys temsDriving and parkin g

Warning
displays 0043
Segments onthe left-ha ndside ofthe vehi-
cle
0044 Segments onthe right-ha ndside ofthe
vehicl e
0087 Segments showingopera tional readiness
The warning displaysshow thedista nce
betwe enthe sensors andtheobsta cle.The
wa rning displayforthe front areaisloca tedon
the dashboa rdabo vethe center airvents. The
wa rning displayforthe rear area isloca tedon
the headliner inthe rear compa rtment.
The warning displayforeach sideofthe vehi-
cle isdivi ded into fiveyellow and tworedseg-
ments. ParkingAssist PARKTR ONICisopera -
tional ifyel low segme ntsshow ingopera tional
read iness 0087light up.
The gearleve rposi tion orthe transmiss ion
posi tion ofthe automatic transmiss ionand the
dire ction inwhi chthe vehicl eis roll ing deter-
mine whichwarning displayisactive whenthe
engine isrunning. Transmissi
onposi -
tion Warning
display 005B
Front
areaactiva ted 005E,
005Corthe vehi-
cle isroll ing back-
wa rds Rea
rand front areas
activa ted 005D
No
area sactiva ted One
ormore segme ntslight up asthe vehicl e
app roache san obsta cle,depe nding onthe
vehicl e'sdista ncefrom theobsta cle.Inadd i-
tion, warning tones areissu ed.
When thedista ncetothe obsta cleissuffi cient,
you willhea ran intermittent warning tone. The
shorter thedista ncetothe obsta cle,the
shorter thefrequ ency ofthe intermittent warn-
ing tones become s.When theminimu mdis-
tance isreache d,you heara continuou swa rn-
ing tone.
De activati ngoractivati ngParking
Ass istPARK TRONIC 0043
Indica torlam p
0044 Deactiva tesoractiva tesParki ngAssist
PARKTR ONIC
If indica torlam p0043 islit, Parki ngAssist
PARKTR ONICisdea ctivated.
i Parki
ngAssist PARKTR ONICisau tomati-
call yactiva tedwhe nyou turn theSmartKey
to posi tion 0048inthe igniti onlock. Driv
ingsyste ms
173Drivingand parking Z

Problems
withParking AssistPARKTRONIC Problem
Possible
causes/co nsequences and0050 0050
Solutions Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.You also
hear awarning tonefor
approximately twosec-
onds.
Parking Assist
PARKTRONIC isthen
deactivated andthe
indicator lamponthe
PARKTRONIC button
lights up. Parking
AssistPARKTRONIC hasmalfunction edand hasbeen deac-
tivated.
X Ifproblems persist,haveParking AssistPARKTRONIC checkedat
a quali fiedspecialist workshop. Only
thered segments
in the Parking Assist
PARKTRONIC warning
display sare lit.Parking
Assist PARKTRONIC is
then deactivated. The
Parking AssistPARKTRONIC sensorsaredirty orthere isinter-
ferenc e.
X Clean theParking AssistPARKTRONIC sensors(Ypage 283).
X Switch theignition backon. The
problem maybecaused byan extern alsource ofradio orultra-
sound waves.
X Check tosee ifParking AssistPARKTRONIC worksatadifferent
location. Active
Parking Assist
General notes Act
ive Parking Assistisan electron icparking
aid with ultrasound. Itmeasures theroad on
both sides ofthe vehicle. Aparking symbol
indicates asuitable parkingspace.Active
steering intervention andbrake application
can assist youduring parking andwhen exiting
a parking space.Youcanalso stilluse Parking
Assist PARKTRONIC (Ypage 171).
Import antsafety notes Act
ive Parking Assistismerely anaid. Itis not
a replacement foryour atten tiontoyour imme-
diate surroundings. Youarealwa ysresponsi-
ble forsafe maneuvering, parkingandexiting a
parking space.Makesurethatthere areno
persons, animalsorobject sin the maneuver-
ing area when youaremaneuvering orparking.
When Parking AssistPARKTRONIC isdeactiva-
ted, Active Parking Assistisalso unavaila ble. G
WARNING
While parking orpulli ngout ofaparking
space, thevehicle swingsoutand candrive
onto areas ofthe oncomin glane. Thiscould
cause youtocollide withother roadusers or
object s.There isarisk ofan accident.
Pay atten tiontoother roadusers orobject s.
Stop thevehicle ifnecessary orcancel the
Act ive Parking Assistparking procedure.
! If
they cannot beavoided, driveover
obstacles suchascurbs slowly andatan
obtuse angle.Otherwise, youmay damage
the wheels ortires.
Act ive Parking Assistmaypossibly indicate
parking spaceswhicharenot suitable forpark-
ing, forexample:
R where parking orstopping isprohibited
R in front ofdriveways orentr ances andexits
R on unsuitable surfaces 174
Driving
systemsDriving andparking