2021 MERCEDES-BENZ GLS SUV Owner's Manual

Sy
stem limit s
The surround viewcam erawill notfun ction or
will onlypa rtiall yfunc tion inthefo llo wing situa‐
tion s:
R The door sar eopen .
R The outs idemirrors arefo lded in.
R The tailg ateis open .
R Ther eis hea vyrain, sno wor fog.
R The ambient lightcondit ionsarepoor ,e.g. at
night.
R Camer as,orvehicle component sin whic h
th ecamer asareins talled, aredamag ed,dirty
or covered. Obser vetheinf ormation onvehi‐
cle sensor sand camer as(/ page20 1).
% Donotuse thesur round viewcam eraunde r
suc hcir cum stanc es.Youco uld other wise
injur eot her sor collide withobject swhen
par king theve hicle.
Fo rte ch nica lre ason s,thest andar dheigh tof the
ve hicle maybe altered ifth eve hicle iscar rying a
hea vyload andcanresult ininaccur aciesinthe
guide linesandinthedispla yof thege ner ated
ima ges. %
The cont rast of thedispla yma ybe impair ed
by abr upt,dir ect sunlight orby other light
sour ces, e.g.when driving outofaga rage .In
th is case, paypar ticular attent ion.
% Have thedispla yre pair edorreplaced if,for
ex am ple, pixelerro rs consi derablyrestrict its
us e.
See theno teson cleaning thesur round view
cam era(/ page33 2).
Select ingavie wforthe surround viewcam‐
er a #
Shif tto reve rsege ar. #
Select thedesir edviewin themultimedia
sy stem (/ page252). #
If,afte rshif ting toreve rsege ar,th eimag eof
th ere ar vie wcam erais no tsho wn: switchoff
th eignition ,pr ess and hold thec button,
switc hon theignition andengagere ve rse
ge ar again. Open
ingthecam eraco verof the rear vie w
camer a
Mul timedi asy stem:
4 © 5
Set ting s5
Assist ance
5 Camera &Parkin g #
Select OpenCamera Cover.
% The camer aco vercloses automatical lyafte r
some timeorafte ran ignitio ncy cle. Ac
tiv ePa rking Assis t Fu
nction ofActiv ePa rking Assis t
Ac tivePa rking Assistis an elect ronic parking
assis tance system that aut omat icallysear ches
fo rand measu respar king spaces onboth sides
of theve hicle when trave ling forw ards up to
appr ox.22 mph(35 km/h).
Ac tivePa rking Assistpr ov ides assis tance when
ch ang inggear,acc eler ating,brakin gand steer‐
ing theve hicle.
If all requ iremen tsareme t,th eÇ displa y
appear sin themultifunc tiondispla y.The system
th en independen tly locat esand measur espar al‐ Dr
iving andparking 255

lel
and perpendic ularparkingspaces onboth
sides oftheve hicle.
When ActivePa rking Assisthas detected parking
spaces ,th eÈ displa yappear sin themulti‐
func tion displa y.The arro ws sho won whic hside
of thero ad detected parking spaces arelocat ed.
The yar eth en sho wninthemedia display.The
par king space and,ifnecessar y,thepar king
dir ect ion can beselect edasdesir ed.Active
Pa rking Assistcalc ulatesasuit able vehicle path,
switc hesonthetur nsignal indicat orand assis ts
yo uin par kingand exitin gth epar king space.
Ac tivePa rking Assistis onl yan aid. Itis no ta
subs titutefo ryo ur att entio nto thesur round ings.
The responsibili tyforsaf emaneu vering and
pa rking remains withyo u. Mak esur eth at no
per son s,anim alsorobj ect set c. arein the
maneu vering rang e.
If one ofthefo llo wing actions iscar ried out,
Ac tivePa rking Assistis can celed:
R Parking AssistPA RK TRONI Cis deac tiva ted.
R Youbegin steer ing.
R Youappl yth epar king brak e. R
Youen gage trans missi on positio n005D.
R ESP ®
int erve nes.
R Youopen thedoor sor theta ilg atewhile driv‐
ing.
Sy stem limit s
Obj ectslocat edabo veorbelo wthede tection
ra ng eof thesensor s,e.g. overhang ingloads, tail
sect ions orloading ramp sof goods vehicles, or
th ebor dersof par king spaces, areno tde tected
du ring mea surement ofthepar king space. These
ar ealso then notta ke nint oacco untwhen calcu‐
la ting thepar king procedur e.In some circum‐
st anc es,ActivePa rking Assistma yth er efor e
guide youint oth epar king space incorrectl y. &
WARNIN GRisk ofacci dent dueto
object slocat edabo veorbelo wthe
de tection rang eof ActivePa rking Assist
If th er ear eobjec tsabo veorbelo wthe
de tection rang e, thefo llo wing situat ionsmay
ar ise:
R ActivePa rking Assistma yst eer tooear ly. R
The vehicle mayno tst op infront ofthese
objec ts.
This could cause acollision. #
Inthese situation s,do notuse Active
Pa rking Assist. Ex
treme environm entalcon dition s,suc has
sno wfall orhea vyrain, ma ylead toapar king
spac ebein gmeas ured inac curately. Pa rking
spaces that arepar tiallyoccupied bytrai le r
dr aw bar smight notbe ident ified assuc hor be
measur edincor rectly .Only useAc tivePa rking
Ass iston leve l,high- grip grou nd .
Do notuse ActivePa rking Assistin thefo llo wing
situat ions:
R Inextreme weather condition ssuc has ice ,
pac kedsno wor inhea vyrain.
R When transpor tingaload that protru des
be yond theve hicle.
R Ifth epar king space ison ast eep downhill or
uphill gradient.
R When snowch ains areins talled.
R When atrailer orbicy clerack isatt ached. 256
Drivin gand parking

R
Directly afte ra tir ech ang eor when spare
tir es areins talled.
R Ifth etir epr essur eis toolow or toohigh.
R Ifth esuspension isout ofalignment ,e.g.
af te rbo ttoming outonacurb.
R Onsteep inclin esofmor eth an appr ox.15 %.
Ac tivePa rking Assistma yalso displa ypar king
spaces that areno tsuit able forpar king, suchas,
e.g.:
R Parking spaces wherepar kingis prohibit ed.
R Parking spaces onunsuit ablesurfaces. Pa
rking withAc tiv ePa rking Assis t #
Press butt on1. The
media displaysho wsthevie wof ActivePa rk‐
ing Assist. Ar ea 2 displa ysdetected parking
spaces 4and vehicle path3.
% Vehicle path3 shownonthemedia display
ma ydif ferfr om theactual vehicle path. #
Ifapar king space isdispla yed: stop theve hi‐
cle. #
Select desiredpar king space 4and con‐
fi rm . #
Ifnecessar y,select thepar king direct ion: for‐
wa rdsor reve rse, and confirm .
Ve hicle path3 issho wn, depending on
select edpar king space 4and thepar king
dir ect ion. Dr
iving andparking 25
7

%
The turnsignal indicat orisswitc hedonaut o‐
matically whenthepar king procedur e
begins.
Yo uar ere sponsible forsele cting thetur nsignal
indicat orinaccor dance withth etraf fic condi ‐
tions .If neces sary,select thetur nsignal indica‐
to raccor dingly. &
WARNIN GRisk ofacci dent dueto vehi‐
cle swinging outwhile parking orpulli ng
out ofapar king space
While parking orexitin gapar kingspace, the
ve hicle swings outand candrive ont oar eas
of theonc oming lane.
This could cause youto coll ide wi th object s
or other road user s. #
Payatt ention toobject sand other road
user s. #
Wher enec essar y,stop theve hicle or
cancel thepar king procedur ewit h
Ac tivePa rking Assist. #
If,forex am ple, thePlease Engage Reverse
Gear messag eappear sin themedia display: select
thecor responding transmission posi‐
tion.
The vehicle drives intoth eselect edpar king
space.
% During thepar king procedur ewit hAc tive
Pa rking Assist, th elane markings aredis‐
pla yedin green inthecamer aimag e.
On com pletion ofthepar king procedur e,the
Ø Parking AssistFinished, TakeContr olof
Vehicle displaymessag eappear s.Fu rther
maneuv ering mayst ill be nec essar y. #
Aftercom pletion ofthepar king procedur e,
saf eguar dth eve hicle agains tro lling away.
When requ ired bylegalrequ iremen tsor local
con dition s:tur nth ewheels towa rdsth ecurb.
% Youcan stop theve hicle andchang eth e
tr ans missi on positio ndu ring thepar king pro‐
cedur e.The system then calculat esane w
ve hicle path.Ifno newvehicle pathis availa‐
ble, thesy stem can chang eth etransmission
position again orcanc elthepar king proce‐
dur e. Exiting
apar king space withAc tiv ePa rking
Assis t
Re quirement s:
R The vehicle hasbeen parkedwit hAc tive
Pa rking Assist.
Please note that youar ere sponsible forth eve hi‐
cle and surround ingsdur ing theent ire par king
pr ocedur e. #
Startth eve hicle. 258
Driving andparking

#
Press butt on1.
The media displaysho wsthevie wof Active
Pa rking Assist. #
Ifth eve hicle hasbeen parkedper pendicular
to thedir ect ion oftra vel:in area 2, selec t
dir ect ion oftra vel3 Left orRight .
% The vehicle pathsho wnonthemedia display
ma ydif ferfr om theactual vehicle path. #
Conf irm dir ection ofexit3 todrive out of
th epar king space.
% The turnsignal indicat orisswitc hedonaut o‐
maticall ywhen theex itin gpr ocedur ebegin s.
Yo uar ere sponsible forsele cting thetur nsignal
indicat orinaccor dance withth etraf fic condi ‐
tions .If neces sary,select thetur nsignal indica‐
to raccor dingly. &
WARNIN GRisk ofacci dent dueto vehi‐
cle swinging outwhile parking orpulli ng
out ofapar king space
While parking orexitin gapar kingspace, the
ve hicle swings outand candrive ont oar eas
of theonc oming lane.
This could cause youto coll ide wi th object s
or other road user s. #
Payatt ention toobject sand other road
user s. #
Wher enec essar y,stop theve hicle or
cancel thepar king procedur ewit h
Ac tivePa rking Assist. #
If,forex am ple, thePlease Engage Forward
Gear messag eappear sin themedia display:
select thecor responding transmission posi‐
tion.
The vehicle movesout ofthepar king space.
The turnsignal indicat orisswitc hedoffaut o‐
maticall y.
Af terth epar king space hasbeen exited, awa rn‐
ing tone and theØ ParkingAssist Finished, Dr
iving andparking 259

Take
Control ofVehicle messagepr om ptyouto
ta ke contr olof theve hicle.
The vehicle isno taut omatically brak ed and can
ro llaw ay.Yo uha ve toacc eler ate, brak e, steer
and chang ege ar yourself again.
Fu nction ofDrive Awa yAssis t
Dr ive Aw ayAssi stcan reduce these verity of an
impact when pulling away.If an obs tacle is
de tected inthedir ect ion oftrav el, theve hicle's
speed isbrief lyreduced toappr ox.1 mp h
(2 km/ h).Ifacr itic alsituat ionisde tected, the
É symbol appearsinthemedia display.
% Youcan cancelaninterve ntio nby Drive
Aw ayAssi stat anytim eby pressing the
é button. &
WARNIN GRisk ofacci dent caused by
limit eddetection perform anc eof Drive
Aw ayAssi st
Dr ive Aw ayAssi stcanno tal wa ys cle arly iden‐
tify obje ctsand traf fic situ ations. #
Alw ayspa ycar eful attention tothetra f‐
fi c situ ation; donotre ly on Drive Aw ay
Assi stalon e. #
Beprepar edtobrak eor sw erve as nec ‐
essar y,prov ided thetra ffic situat ion
per mitsand that itis saf eto take eva‐
siv eact ion. Dr
ive Aw ayAssi stisonl yan aid. Itis no ta sub‐
st itut efo ryo ur att entio nto thesur round ings.
The responsibili tyforsaf emaneu vering and
pa rking remains withyo u. Mak esur eth at no
per son s,anim alsorobj ect set c. arein the
maneu vering rang e.
A risk ofacollision mayar ise inthefo llo wing sit‐
uation s,forex am ple:
R Ifth edr iver mix esup theaccelera torand
br ak epeda ls.
R Ifan incor rect transm ission position is
eng aged.
Dr ive Aw ayAssi stisact ive under thefo llo wing
con dition s:
R IfPa rking AssistPA RK TRONI Cis act ivat ed. R
Ifyo ushif tth etra nsmiss ionposition to005E or
005B when theve hicle isstatio nary.
R Ifth ede tected obs tacle isless than appr ox.
3.3 ft(1.0 m) away.
R Ifth emaneuv ering assis tant func tionis acti ‐
va tedin themultimedia system.
Sy stem limit s
The perform anc eof Drive Aw ayAssi stislimit ed
on inclines .
When drivin gwit hatrailer ,Dr ive Aw ayAssi stis
no tav ailable.
% Alsoobse rveth esy stem limits ofParking
Ass istPA RK TRONI C(/ page24 4).
Fu nction ofCross Traf fic Aler t
% Alsoobse rveth eins truction son Blind Spot
Assis tand ActiveBli nd Spo tAssi st
( / pag e26 4).
Ve hicl eswith Blind SpotAss istor Activ e
Bli nd Spo tAs sist :Cr oss Traf fic Aler tcan warn
dr iver sof anycr ossing traf fic whe nba cking up
and mane uvering out ofapar kingspace. The
ra dar sensor sin thebum peralso monit orthe
ar ea adjac enttotheve hicle. Ifacr itical situation 260
Driving andparking

is
de tected, theL symbol appearsin the
media display. Ifth edr iver does notre spond to
th ewa rning, theve hicle's brak es can beappli ed
aut omaticall y.
If th era dar sensor sar eobs truct edbyvehicles
or other object s,de tection isno tpos sible.
Cr oss Traf fic Aler tis acti veund erthefo llo wing
con dition s:
R Ifth eve hicle isbac king upatwa lkin gpace.
R Ifth emaneuv ering assis tant func tionis acti ‐
va tedin themultimedia system.
Sy stem limit s
Cr oss Traf fic Aler tis no tav ailable onincline s.
Cr oss Traf fic Aler tis no tav ailable whendrivin g
wit hatrailer .
Ac tiv atin g/deac tivatin gmane uveringass is‐
ta nc e
Mu ltimed iasystem:
4 © 5
Set ting s5
Assist ance
5 Camera &Parkin g #
Switc hManeuverin gAssist anceonoroff. %
Maneuv ering assis tance mustbe activ efo r
th efunc tion ofDrive Aw ayAssi st
( / pag e260). AT
TENTI ONASSIST Fu
nction ofATTENTI ONASSIST
AT TENTION ASSISTassis tsyouon long,mon oto‐
nous journeys,e.g. onhighw aysand trunk roads.
If AT TENTION ASSISTde tects indicatorsof fati‐
gu eor incr easing laps es inconce ntration onthe
par tof thedr iver ,it sugg ests taking abr ea k.
AT TENTION ASSISTis onl yan aid. Itcann ot
alw aysde tect fatig ue orlaps es inconce ntration
in tim e.The system isno ta subs titutefo ra we ll-
re sted and attent ive dr iver .On long journeys,
ta ke regular break sin good timethat allo wfor
adeq uatere cup erati on.
Yo ucan choose between twose ttings:
R Standar d:nor mal system sensit ivity.
R Sensitiv e:higher system sensit ivity.The
dr iver iswa rned ear lier and theatt ent ion
le ve lde tected byATTENTION ASSISTis adap‐
te daccor dingly. If
dr ow siness orincr easing lapsesinconcen tra‐
tion arede tected, theATTE NTION ASSIS T:Take
a Break !wa rning appear sin theIns trument Dis‐
pla y.Yo ucan ackn ow ledg eth emessag eand
tak eabr eak wher eneces sary.Ifyo udo notta ke
a br eak and ATTENTION ASSISTcont inues to
de tect incr easing lapse sin concentr ation, you
will bewarned again afte ra minimu mof
15 minut es. Yo
ucan have thefo llo wing status informat ionfor
AT TENTION ASSISTdispla yedin theassis tance
menu oftheon- boar dcom puter:
R The lengt hof thejour neysince thelas t
br eak . Dr
iving andparking 26
1

R
The attention leve lde term ined byATTENTION
ASS IST:
- thefuller thecir cle, thehigher theatt en‐
tion alleve lde term ined
- asyour att entio nwa nes, thecir cle inthe
cent erofthedispla ybecomes smaller
If AT TENTION ASSISTis unable tocal cul ateth e
att ent ion leve land cannotissue awa rning, the
Sys tem Suspend edmes sage appear s.
If awa rning isgiv en intheIns trument Display,
th emultimedia system offers to sear chfora re st
ar ea. Youcan selectare st area and star tna vig a‐
tio nto this rest area. This function can beact iva‐
te dand deactiv ated inthemultimedia system.
If AT TENTION ASSISTis deactiv ated, theÛ
symbol appearsin theassis tance grap hicin the
Ins trument Displaywhen theengine isrunning .
AT TENTION ASSISTis activ ated aut omaticall y
when theengine isre-sta rted. The lastselect ed
sensit ivityleve lre mains stor ed.
Sy stem limit s
AT TENTION ASSISTis activ ein the37 mph
(60 km/ h)to 124mp h(2 00 km/h) speedra ng e. The
func tional ity ofATTENTION ASSISTis
re strict ed, and warnings maybe dela yedor not
occ uratall inthefo llo wing situat ions:
R Ifyo uha ve been driving forless than appr ox‐
imat ely30 min utes.
R Ifth ero ad con dition ispoor (unevenro ad
sur face orpotholes).
R Ifth er eis ast ro ng side wind.
R Ifyo uadop ta spor tydrivin gst yle (high cor‐
ner ing speeds orhigh ratesof acceler ation).
R Ifth eSt eer ing Assis tfunc tion ofActiveDis ‐
ta nce AssistDIS TRONI Cis acti ve.
R Ifth etime hasbeen setincor rectly .
R Ifyo uch ang elane sand vary your spee dfre‐
qu ent lyIn activ edr iving situation s.
The ATTENTION ASSISTtir edness oraler tnes s
assessment isdele tedand restar tedwhen con‐
tin uing thejour neyin thefo llo wing situat ions:
R Ifyo uswit choffth eengine.
R Ifyo uunf astenyo ur seat beltandopen the
dr iver's door (e.g.chang ingdriver sor taking
a br ea k). Se
ttin gAT TENTI ONASSIST
Multimedia system:
4 © 5
Set ting s5
Assist ance
5 Atten tion Assist
Se tting options #
Select Standard, SensitiveorOff.
Sugg esting are st area #
Select SuggestRes tArea. #
Activateor deacti vate thefunc tion.
If AT TENTION ASSISTde tects fatig ue or
incr easing lack ofatt ention ,it sugg ests a
re st area inthevicinit y. #
Select thesugg estedre st area.
Yo uar eguided totheselect edrest area. Tr
af fic Sign Assis t Fu
nction ofTraf fic Sign Assis t
Tr af fic Sign Assistdetects traf fic sig ns with the
multifu nctioncamera(/ page20 1). Itassi sts
yo uby displa yingdetected spe edlimits and
ove rtakin gre strictions intheins trument cluster 262
Driving andparking