2020 MERCEDES-BENZ GLA park assist

in
fro nton the edge ofthe road because of
its narr owwidth. Thedistanceto the vehic le
in fro ntwill betoo shor t.
R Obst acles andstationar yvehic les:Active
Dist anceAss istDISTRON ICdoes notbrak e
for obst acles orstat ionar yvehic les.If,for
exam ple,thedete cted vehic leturn sa cor -
ner and anobst acle orstat ionar yvehic leis
reve aled, ActiveDist anceAss istDISTRON IC
will notbrak efor them.
R Ac tiveDist anceAss istDISTRON ICmay mis-
tak enly detectvehic lesthat arecrossin g
your lane. Ifyou activate ActiveDist ance
Ass istDISTRON ICunder thefollowin gcon di-
tion s,the vehic lecould pullaway uninten-
tion ally:
- at traffic lightswith crossin gtraffic ,for
exam ple
- ifthe reisavehic lein fro nt,aft eracro ss-
ing, with theHOL Dfunc tion activate d
In such situat ions,brak eif nec essary. Active
Dist anceAss istDISTRON ICwill thenbe deact i-
vate d. HOLD
function
Gener alnotes The
HOL Dfunc tion canassist thedrive rin the
followin gsituat ions:
R When pulling away,especiallyonsteep
slopes
R When maneuverin gon steep slopes
R When waitingin traffic
The vehic leiskept stationar ywitho utthe
drive rhavin gto depres sthe brak epedal.
The brak ingeffe ctiscan celed andtheHOL D
func tion deact ivatedwhen youdepres sthe
acc elerat orpedal topull away. Imp
ortant safety notes G
WARN
ING
If the vehic leisonly brakedusing theHOL D
func tion,the vehic lemay rollaway inthe fol-
lowing situationswhen youleave thevehi-
cle:
R ifthe reisamalfun ction inthe syst emor
in the voltage supply
R ifthe HOL Dfunc tion isdeact ivatedby
depres singtheaccelerat orpedal orbrak e
pedal, e.g.byavehic leocc upant
There isarisk ofan acc ident .
Always deactivatethe HOL Dfunc tion and
secur ethe vehic leagainst rollingaway
befor eyou leave it.
! When
ActiveDist anceAss istDISTRON IC
or the HOL Dfunc tion isact ivat ed, the vehi-
cle brak esautom atically incer tain situa-
tion s.
To avoid damage tothe vehic le,deact ivate
Ac tiveDist anceAss istDISTRON ICand the
HOL Dfunc tion inthe followin gor similar sit-
uation s:
R when towingthe vehic le
R in the carwash
Deac tivate the HOL Dfunc tion (Ypage 166).
Activa tioncondit ions You
canactivat ethe HOL Dfunc tion if:
R the vehic leisstat ionar y
R the engin eis runn ingorifit has been auto-
matic allyswitc hedoffbythe ECO start/
sto pfunc tion
R the drive r'sdoor isclos edoryour seatbelt
is fast ened
R the elect ricpark ingbrak eis released
R Ac tiveDist anceAss istDISTRON ICisdeact i-
vat ed
R the transm ission isin posit ion005B, 005Eor005C
on vehic leswith autom atictransm ission Driving
systems
165Driving andparking Z

Disp
layintheas sist ance grap hic X
Se lec tth eAss istanceGra phic Ass
istanceGra phicfun ction
usin gth eon -boar dco mpu ter(Y page 197).
Whe nDS Ris act ivat edsym bol0043appe ars
in theass istanc egr aphi csdis play.
Cha ngin gth eset speed whileth eveh i-
cle isin mo tion Whe
nDS Ris act ivat ed, you can chang eth e
set speedtoavalu ebet ween 2mph and
11 mph (Canada: between 4km /h and
18 km/h) whil eth eveh icle isin mo tion .
X To
incr easeor dec reas ein 1mp hincr e-
me nts(Ca nada:1 km /hincr ement s):
bri efly pre ssthecr uise contro llev erto the
pre ssu repoin t,up 0043 fora hig her setspeed
or down 0044fora lowe rset speed.
The setvalu eappe arsinthest at us indic ator
of themult ifunction display. Off
-road progr am
Gen eral not es i
The
Off-ro ad pro gram ison lyavai lable on
veh icles withth eON &OFFROA Dpac kage.
The off-ro ad pro gram assistsyou indri vin gof f-
ro ad. The engin e's perform anc ech arac teris -
ti cs and thegear shiftin g ch arac teris tics ofthe
aut omatic trans mis sionare adapt edforth is
pur pos e.AB S,ES P®
and ETSpro grams espe-
ci ally adapt edtooff-ro ad drivin gare also acti-
vat ed.
Do notuse theof f-ro ad pro gram onroads that
are snow- cover edoricy or ifyou havemo un-
te dsn ow chain son your vehicle.
Fo rin fo rm ation ondrivin gof f-ro ad, see
(Y page 153).
To act ivate/de activatetheoff -road
pr ogr am X
Press DYNA MICSE LECT but ton0043
(Y page 132)rep eatedly untilth eOff -road
dri ve pro gram issel ected.
The stat us icon oftheOf f-ro ad pro gram is
sho wninthemult ifunction display. 170
Dri
ving systemsDr ivi ng andparki ng

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

Parking
tips:
R On narrow roads,driveasclose tothe park-
ing space aspossible
R Parking spacesthatarelittered orover-
grown mightbeidentified ormeasured
incor rectly
R Parking spacesthatarepartially occupied
by trailer drawbars mightnotbeidentified
as such orbe measured incorrectly
R Snowf allorheavy rainmay lead toaparking
space beingmeasured inaccurately
R Pay atten tiontothe warning messages of
Parking AssistPARKTRONIC duringthe
parking procedure (Ypage 173).
R You caninter vene inthe steerin gprocedure
to correc tit at any time. Active Parking
Assist willthen becanc eled
R When transportin gaload which protrudes
from yourvehicle, youshould notuse Active
Parking Assist
R Never useActive Parking Assistwhensnow
chains areinstalled
R Make surethatthetire pressures arealway s
correc t.This hasadirect influenc eon the
parking characteristics ofthe vehicle.
Use Active Parking Assistforparking spaces:
R that areparallel oratright- angles tothe
direction oftravel
R on straight roads,notbends
R on the same levelasthe road, e.g.noton
the pavement
Detecting parking spaces Object
slocated abovethedetect ionrange of
Act ive Parking Assistwillnotbedetect ed
when theparking spaceismeasured. These
are not taken intoaccount whentheparking
procedure iscalculated, e.g.overhangin g
loads, truckoverhangs orloading ramps.
Act ive Parking Assistmaytheref oreguide you
into theparking spacetooearly.
Act ive Parking Assistdoesnotsupport you
parking inspaces atright angles tothe direc-
tion oftravel if:
R two parking spacesarelocated directly next
to one another
R the parking spaceisdirectly nexttoalow
obstacle suchasalow curb
R you park forwards Act
ive Parking Assistdoesnotsupport you
parking inspaces thatareparallel oratright
angles tothe direction oftravel if:
R the parking spaceison acurb
R the system readstheparking spaceasbeing
blocked, forexample byfoliage orgrass
paving blocks
R the area istoo small forthe vehicle to
maneuver into
R the parking spaceisbordered byan obsta-
cle, e.g. atree, apost oratrailer
Further informationabout thedetect ionrange
(Y page 172). G
WARNIN
G
If there areobject sabove thedetect ion
range:
R the Parking Package withrearview cam-
era may steer tooearly
R the vehicle maynotstop infron tof these
object s
This could cause acollision. Thereisarisk
of an accident .
If object sare located abovethedetect ion
range, stopanddeactivate theParking Pack-
age with rearview camera. 0043
Detected parking spaceonthe left
0044 Parking symbol
0087 Detected parking spaceonthe right
Act ive Parking Assistisswitched onautomati-
cally when driving forwards. Thesystem is
operational atspeeds ofup toapproximately
22 mph (35km/ h).Whi lein ope ration, the
sy stem indepe ndentl ylo cate sand measures
pa rking spaces onboth sides ofthe vehicle.
Active Parking Assistwillonly detectparking
spa ces:
R that areparal lelor atright-ang lesto the
di recti onoftrav el
R that areparal lelto the directi onoftrav el
and atleas t59 in(1.5 m)wid e Dr
ivin gsy stem s
175Dr ivin gand parking Z

The
Parking AssistActiveSelectR Parking
AssistActiveSelectR
Observe Surrounding s Observe
Surrounding smessage appearson
the multifunct iondisplay .
As soon asthe parking procedure iscomplete,
the Active Parking AssistFinished Active
Parking AssistFinished mes-
sage appears andawarning tonesounds. The
vehicle isnow parked.
The vehicle iskept station arywithout the
driver having todepress thebrake pedal. The
braking effectiscanceled whenyoudepress
the accelerator pedal.
Act ive Parking Assistnolonger supports you
with steerin ginter ventions andbrake applica-
tions. When Active Parking Assistisfinished,
you must steer andbrake againyourself.
Act ive Parking Assistisstill availabl e.
Parking tips:
R The way your vehicle ispositioned inthe
parking spaceafterparking isdependent on
various factors.These include theposition
and shape ofthe vehicles parkedinfront
and behind itand thecondit ionsofthe loca-
tion. Itmay bethe case thatActive Parking
Assist guides youtoofarinto aparking
space, ornot farenough intoit.Insome
cases, itmay alsolead youacross oront o
the curb. Ifnecessary, canceltheparking
procedure withActive Parking Assist.
R You canalso preselect transmission position
005B. The vehicle redirect sand does notdrive
as far into theparking space.Should the
trans mission changetakeplace tooearly,
the parking procedure iscanceled. Asensi-
ble parking position cannolonger beach-
ieved fromthisposition.
Exiting apar king space In
order thatActive Parking Assistcansupport
you when exitingthe parking space:
R you need tohave parked usingActive Park-
ing Assist .
R the border ofthe parking spacemustbe
high enough atthe front andtherear. A
curb stoneis too small, forexample.
R the border ofthe parking spacemustnotbe
too wide, asthe position ofthe vehicle must
not exceed anangle of45° tothe start ing
position asitis maneuvered intotheparking
space.
R amaneuvering distanceofat least 3.3ft
(1.0 m)must beavailabl e. Act
ive Parking Assistcanonly assist youwith
exitin gaparking spaceifyou have parked the
vehicle parallel tothe direction oftravel using
Act ive Parking Assist.
i If
Act ive Parking Assistdetectsobstacles,
Act ive Parking Assistbrakes automatically
while thevehicle isexitin gthe parking
space. Youareresponsible forbraking in
good time.
X Start theengine.
X Release theelectric parking brake.
X Switch onthe turn signal inthe direction
you willdrive outofthe parking space.
X Shift thetrans mission toposition 005Bor005E.
The Start Parking Assist? Start
Parking Assist?Yes:OK Yes:
OKNo: No:
0038 message appearsonthe multifunct ion
display .
X To cancel theprocedur e:press the0038
button onthe multifunct ionsteerin gwheel
or pull away .
or X To
exit apar king space usingActive
Park ingAssist: pressthe0076 button on
the multifunct ionsteerin gwheel.
The Parking AssistActiveAcceler‐ Parking
AssistActiveAcceler‐
ate andBrake ate
andBrake Observe Surrounding s Observe
Surrounding s
message appearsonthe multifunct iondis-
play.
X Let goofthe multifunct ionsteerin gwheel.
X Pull away ,being ready tobrake atall times.
Do not exceed amaximum speedofapprox-
imately 6mph (10km/ h)when exitinga
park ingspac e.Otherwis e,Ac tivePark ing
As sist willbecan cele d.
X Dep endingonthemess ageoras requir ed,
shif tth etransm ission toposit ion005Bor005E.
Ac tivePark ingAssist imme diatelysteers in
th eoth erdirec tion.The Park ingAssist Park
ingAssist
Acti veAcce lerateand Brake Acti
veAcce lerateand BrakeObse rve Obse
rve
Surr oundings Surr
oundings messageappears onthe
mult ifunction display.
i You
willachie vethebest result sby waitin g
for thest eerin gproc edure tocom plete
befo repulling away.
If you back upafteract ivat ion, thest eerin g
wheel ismov edtothest raight -aheadposi-
tio n.
X Dr ive forwards andreverse asprom ptedby
th eAc tivePark ingAssist warn ingdisplays,
seve raltim esifnec essar y. Drivin
gsyst ems
177Driving andparking Z

Once
youhave exited theparking spacecom-
pletely, thesteering wheelismoved tothe
straight-ahead position.Youhear atone and
the Active Parking AssistFinished Active
Parking AssistFinished mes-
sage appea rson the multifunction display.You
will then have tosteer andmerge intotraffic
on your own. Active Parking Assistisstill avail -
able. Youcantake overthesteering beforethe
vehicle hasexited theparking spacecom-
pletely. Thisisuseful ,for example whenyou
recognize thatitis alrea dypossible topull out
of the parking space.
Cance lingActive Parking Assist X
Stop themovement ofthe multifunction
steering wheelorsteer yoursel f.
Act ive Parking Assistwillbecanceled at
once. TheActive Parking AssistCan‐ Active
Parking AssistCan‐
celed celed
message appearsinthe multifunction
displa y.
or X Press thePARKTRONIC button
(Y page 173).
Act ive Parking Assistisswitched offand
Act ive Parking Assistisimmediately can-
celed. TheActive Parking AssistCan‐ Active
Parking AssistCan‐
celed celed
message appearsinthe multifunction
displa y.
Act ive Parking Assistiscanceled automaticall y
if:
R the electric parking brakeisengaged
R transmission position005Disselected
R parking usingActive Parking Assistisno
longer possible
R you aredriving fasterthan6mph (10km/h )
R awheel spins,ESP®
intervenes orfails. In
such cases the00E5 warning lamplights up
in the instrument cluster
A warning tonesounds. Theparking symbol
disapp earsandthemultifunction display
shows theActive Parking AssistCan‐ Active
Parking AssistCan‐
celed celed
message.
When Active Parking Assistiscanceled, you
must steer andbrake againyoursel f.
If asystem malfunction occurs,thevehicle is
braked toastandstill. Todrive on,depress the
accelerator again. Rear
view camera
General notes Rear
viewcamera 0043isan optical parking and
maneuvering aid.Itshows thearea behind
your vehicle withguide linesinthe multimedia
system display.
The area behind thevehicle isdispla yedasa
mirror image, asinthe rear view mirror.
Observe thenotes oncleaning (Ypage 284).
i The
text shown inthe multimedia system
displa ydepends onthe langua gesetting.
The followi ngare examples ofrear view
camera messages inthe multimedia system
displa y.
Importa ntsafety notes The
rear view camera isonly anaid. Itis not a
replacement foryour attent iontoyour immedi-
ate surroundings. Youarealwa ysresponsible
for safe maneuvering andparking. Makesure
that there arenopersons, animalsorobjects
in the maneuvering areawhen youaremaneu-
vering orparking.
Under thefollowi ngcircumstances, therear
view camera willnotfunction, orwill function
in alimited manner:
R ifthe tailgate isopen
R in heavy rain,snow orfog
R at night orinvery dark places
R ifthe camera isexposed tovery bright light
R ifthe area islit by fluorescent bulbsorLED
lighting (thedispla ymay flicker)
R ifthere isasudden changeintemperature,
e.g. when driving intoaheated garagein
winter 178
Driving
systemsDriving andparking