2021 MERCEDES-BENZ GLB SUV towing

Symbols
........................................................ 5 At
agl ance ....................................................6
Coc kpit ....... ..................... ..................... ..........6
Indica torand warning lam ps(stan dar d)........ 10
Indicat orand warning lam ps(Wide‐
scr een Cockpit)............................................ 12
Ov erhead controlpanel ................................ 14
Doo rcontr olpa nel and seatad jus tment .......16
Emerg enciesand brea kdo wns ............ .......... 18 Digita
lOp erator' sMa nua l......................... 20
Callin gup theDigit alOper ator's Manual ...... 20 Gener
alno tes... .......................................... 22
Pr otect ing theen vironmen t... ....................... 22
Mer cedes- BenzGenuineP arts ......... .............. 22
Oper ator's Manual ........................... .............2 3
Ser vice andvehicle operation ......... .............. 24
Oper ating safety...........................................2 5
Decl arati on ofconf ormity forwireless
ve hicle component s... ..................................2 6
Dia gno stics con nection ................................ 27 Qua
lified speci alistwo rkshop ....................... 27
Cor rect useof theve hicle ............................2 8
Spor tUtil ityVehicle ........................ .............. 28
No tesfo rper sons withelectr onicmedi‐
cal aids..... ........................................ ............ 28
Pr oble mswithyo ur vehicle ............... ............ 28
Re por tingsaf etydef ects ...............................2 9
Limit edWarrant y.......................................... 30
QR cod efo rre scue card... ............... .............3 0
Dat ast or ag e... ..............................................3 0
Cop yright ...................................................... 33 Occup
antsafety.... .....................................35
Re stra int system .............................. .............3 5
Sea tbel ts<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011> 37
Airb ags<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011><0011001100110011001100110011001100110011001100110011001100110011
00110011> 41
PRE-S AFE®
sy stem ....................................... 48
Au tomatic measu resaf te ran accide nt..... .... 49
Saf elytranspor tingchildr enintheve hi‐
cle ...... ..........................................................5 0
No teson pets intheve hicle ............ .............6 3 Opening
andclosing .................................. 65
Smar tKey <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 65Door
s<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 68
Ca rgocom partmen t... ..................................7 2
Sid ewi ndo ws<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011> 78
Sli ding sunroof <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 81
Anti-t heftpr otect ion .....................................8 5 Seats
andstowing ..................................... 89
No teson thecor rect driver's seatpos i‐
tion <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> <0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011>.......89
No teson theheight limitontheth ird
row ofseats .................................................. 90
Seats ............................................................ 90
St eer ing wheel ............................................ 101
Eas yentr yand exitfeatur e.........................1 02
Oper ating thememor yfunc tion .................. 103
St ow agear eas ............................................ 104
Soc kets ........... ............................................ 120
Wi reless chargin gof themobile phone
and connect ionwithth eex terior ant enna ..122
Ins talling/ remo ving thefloor mats .............1 24 Light
andvisibili ty................................... 125
Ext eriorlighti ng............. .............................125
Int erior ligh ting ........................................... 130 2
Contents

Wi
ndsh ield wipe rand windsh ield wa sher
sy stem ........................................................ 131
Mir rors <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011> 135 Clim
atecontr ol........................................ 139
Ov ervie wof climat econt rolsy stems ..........1 39
Oper ating theclimat econ trol system ......... 139 Dr
ivin gand parking ................................. 143
Dr iving ............ ............ ........................ ........143
DY NA MIC SELE CTswitc h... ............... ..........1 54
Au tomatic transmiss ion.................... .......... 157
Fu nctio nof the4MA TIC.............................. 162
Re fuel ing...... ............................................... 162
Pa rking .......................................................1 64
Dr iving and drivi ng safety systems .............. 172
Ve hicle towing instruct ions .........................2 21 Ins
trum ent Disp layand on-b oard
com puter............ ......................................223
No teson theIns trument Displayand on-
boar dcom puter.......................................... 223
Ins trument Displayove rview ............ ...........2 24 Ov
ervie wof thebutt ons onthesteer ing
wheel ..........................................................2 25
Oper ating theon- boar dcom puter.............. 225
Ov ervie wof what issho wnonthemulti‐
func tion displa y... ....................................... 227
Head-up Display... ...................................... 227 MBUX
multimedia system ...................... 230
Ov ervie wand oper ation .................. ............ 230
Sy stem settings .............................. ............ 238
Na vig ation .......................................... .........241
Te lephon e........................................ ...........2 48
Mer cedes meand apps....... .............. ..........251
Mer cedes -Benz emergency callsy stem ...... 258
Ra dio &media .................................. .......... 262
Sound settings ...........................................2 69 Maint
enanceand care....... ......................27 0
ASS YSTPL US service interva ldispla y........ 270
Engi necompar tment............. ............. ........271
Clean ingand care.......................................2 76 Br
eak down assista nc e<0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011001100110011> 284
Emerg ency<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011> 284
Fla ttir e<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 285
Batt ery(v ehi cle)<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011001100110011> 292
To w star tin gor towing away <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011> 297
Elec trica lfus es<0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011> 301 Whe
elsand tires <0011001100110011001100110011001100110011001100110011001100110011
0011001100110011001100110011001100110011001100110011001100110011
001100110011001100110011> 305
No teson noise orunusua lhandling char‐
act eristic s...................................................3 05
No teson regular lyinsp ecting wheels and
tir es ............................................................ 305
No teson sno wch ains ................................ 306
Ti re pressur e.............................................. 306
Loading theve hicle .....................................3 13
Ti re labeling ................................................ 317
Def initio nof term sfo rtir es and loading ..... 322
Cha nging awhee l..... .................................. 325
Emerg encysparewhee l..... ......................... 334 Te
ch nical data.......................................... 337
No teson tech nica lda ta <0011001100110011001100110011001100110011001100110011001100110011
00110011001100110011001100110011001100110011001100110011> 337
Ve hicle electr onics .....................................3 37 Con
tents 3

1
Safetyve sts →
284
2 mebutt onand SOS button →
253
3 Hazard warning light system →
127
4 Startin gassis tance →
295
5 Checking andrefilling operatingfluids →
340
6 Tow- star tin gand towing away →
298
7 Flat tire →
285
8 QRcode foraccessi ngthere scue card →
30 9
Tow- star tin gand towing away →
298
A TIREFIT kit →
287
B First-ai dkit (softsided) →
285
C Warning triang le →
284
D Fuelfiller flap withins truct ion labels fortir e
pr essu re,fuel type andQRcode foraccessi ng
th ere scue card →
162 At
aglanc e– Em erge ncie sand brea kdo wns 19

fo
ra cer tain tim eor due towe ather condition s)
can notbe proper lyde tected bythesy stem. The
maximum permissible speedapplying toave hi‐
cle withatrailer isno tde tected bythesy stem.
Ad jus tth espeed inthese situation s. &
WARNIN GRisk ofacci dent dueto Active
Spe edLimi tAssi stadap tingth eve hicle's
speed
The speed adoptedby ActiveSpe edLimi t
Assi stma ybe toohigh orincor rect insome
indi vidualcase s,su ch as:
R atspee dlimit sbelo w12 mp h(20 km/h)
R inwe tcond itions orinfog
R when towing atrailer #
Ensur eth at thedr iven speed complies
wit htraf fic re gulations. #
Adjus tth edr iving speed tosuit current
tr af fic and weather condition s. Fu
nction ofrout e-base dspee dadap tation When
ActiveDis tance AssistDIS TRONI Cis acti ‐
va ted, theve hicle speed willbeadap tedaccor d‐
ing lyto thero uteev ent sahead. Dependingon
th edr ive pr og ram sele cted, theve hicle negoti‐
at es aro uteeve ntaheadin afue l-saving, com ‐
fo rtable ordynam icman ner.When thero ute
eve nthasbe en passe d,theve hicle acceler ates
ag ain tothestor ed speed. Thesetdis tance to
th eve hicle infront, vehicles detected aheadand
spe edrestrictions aheadar eta ke nint oacco unt.
Ro ute-based speedadap tatio ncan beconf ig‐
ur ed inthemultimedia system (/ page19 1).
Th efo llo wing routeeve nts areta ke nint o
acco unt:
R Curves
R T-int ersect ions,ro und about sand tollst atio ns
R Turnsand exits
R Traf fic jams ahead(only with Liv eTraf fic )
% Whe nth eto llst atio nis reac hed, ActiveDis ‐
ta nce AssistDIS TRONI Cad op tsthespeed as
th estor ed speed. Also,
thespeed isreduced ifth etur nsignal indi‐
cat ortochang elane sis swit ched on and one of
th efo llo wing situat ionsisde tected:
R Turning offat intersect ions
R Drivin gon slowing- down lanes
R Drivin gon lanes adjacenttoslo wing-do wn
lanes
The driver isresponsible forch oosing theright
speed andobser vingother road user s.This
applies inpar ticular tointersect ions,ro und ‐
about sand traffic lights, asroute-based speed
adap tatio ndo es notbr ak eth eve hicle toast and‐
st ill.
When routeguidan ceisact ive, thefirs tsp ee d
ad jus tment iscar ried out automatic ally.If th e
tur nsigna lind icatoris swi tched on,theselect ed
ro uteis co nfirmed andfurther speed adjustment
is activ ated.
Speed adaptatio nis canc eled inthefo llo wing
cases :
R Ifth etur nsignal indicat orisswitc hedoff
bef oreth ero uteeve nt. 19
0
Driving and parking

R
Ifadr iving safetysy stem interve nes, such as
ES P®
,Ac tiveBr ak eAssi stor ActiveBli nd
Spo tAssi st.
R Youha ve adop tedaspor tydriving style wit h
high corner ing speeds orhigh ratesof accel‐
er ation.
R When ESP®
is deactiv ated.
R Ifaloss oftirepr essur eor afa ulty tirehas
been detected and displ ayed.
If yo udeac tivateth eAc tiveLa ne Keeping Assist
wa rning and thelane marking scann otbe clear ly
de tected, itis pos siblethat no lane correcting
br ak eap plica tion take splace (/page22 1).
The system maybe impair edorma yno tfunc tion
in thefo llo wing situat ions:
R Ifth er eis poor visibility ,e.g. due toinsuf fi‐
cie ntillu mina tionofthero ad, ifth er ear e
highly variable shade condition sor inrain,
sno w,fogor hea vyspr ay.
R Ifth er eis glar e, e.g .fr om oncom ingtraf fic,
th esun orreflect ions. R
Ifth ewindshield inthear ea ofthemultifunc ‐
tion camer ais dir ty,or ifth ecamer ais fog‐
ge dup, damag edorcovered.
R Ifth er ear eno lane marking s,or several
unc lear lane markingsarepr esen tfo rone
lane, e.g.around roadw orks .
R Ifth elane marking sar ewo rn,dar kor cov‐
er ed.
R Ifth edis tance from theve hicle infront istoo
shor tand thus thelane marking scann otbe
de tected.
R Ifth elane marking sch ang equ ickl y, e.g.
lanes branc hof f,cr oss one another or
mer ge.
R Ifth ero ad isvery nar row and wind ing.
R Vehicl eswith Drivin gAss istanc ePa ck‐
ag e:ifth era dar sensor sin there ar bum per
ar edir tyor coveredin sno wand anobs tacle
is de tected inyour lane ,no lane -cor recting
br ak eap plica tion take splace. Ac
tiv atin g/deac tivatin gAc tiv eLan eKe eping
Assis t
Multi media system:
4 © 5
Set ting s5
Quick Access
5 Act ive Lane Keeping Assist #
Activateor deacti vate thefunc tion.
Se tting Activ eLan eKe eping Assist
Multi media system:
4 © 5
Set ting s5
Assist ance
5 Act ive Lane Keeping Assist
Se tting thesensit ivity
% The availabilit yof this func tion isdepen dent
on thecount ry. #
Select Stand ard,Sensi tiveorOff.
Ac tiv atin gor deac tivatin gthe hapticwarning #
Selec tWarnin g.
Ac tivateor deacti vate thefunc tion. Ve
hicl eto wing instruct ions
The vehicle isno tsuit able forth euse oftow bar
sy stems that areused forflat towing ording hy Dr
iving and parking 22
1

to
wing, forex am ple. Attach ing and using tow bar
sy stems canlead todamag eon theve hicle.
When youar eto wing ave hicle withto w bar sys‐
te ms, safedr iving charact eristic scan notbe
guar anteed forth eto wing vehicle ortheto we d
ve hicle. Thevehicle-tr ailercombination may
sw erve from side toside. Complywithth eper‐
mitt edtowing methods (/page29 7) and the
ins truct ions forto wing withbo th axle son the
gr ou nd (/ page 298). 222
Driving andparking

*
NO
TEDama gefrom automatic braking If
one ofthefo llo wing functionsis switc hed
on, theve hicle brak es aut omatically incer‐
ta in situat ions:
R ActiveBr ak eAssi st
R ActiveDis tance AssistDIS TRONI C
R HOLD functio n
R ActivePa rking Assist
To avo iddamag eto theve hicle, deactiv ate
th ese systems inthefo llo wing orsimilar sit‐
uation s: #
Dur ing towing #
Inacar wash *
NO
TEDama gedue touns uitable car
wa sh #
Beforedr iving intoacar wash mak e
sur eth at thecar wash issuit able for
th eve hicle dimensions. #
Ensur eth er eis suf ficie ntgrou nd clear‐
ance between theunderbody andthe
guide rails ofthecar wash. #
Ensur eth at theclear ance widthof the
car wash, inpar ticular thewidt hof the
guide rails, issuf ficie nt. To
avo iddamag eto your vehicle when usinga
car wash, ensur eth efo llo wing beforehand:
R ActiveDis tance AssistDIS TRONI Cand the
HOLD functio nar edea ctivated.
R The sidewi ndo wsand slidin gsun roof are
com pletely clos ed .
R Theblow erforth eve ntil ation/he ating is
sw itched off.
R The windsh ield wipe rsw itchis in po sitio n
005A.
R The Sma rtKe yis at amin imum distance of
10 ft(3 m) away from theve hicle, other wise
th eta ilg atecould openunintentio nally.
R Incar washes withacon veyo rsy stem: neu‐
tr al 005C iseng aged. %
Incar washes withacon veyo rsy stem: ifyo u
wo uld liketo lea vetheve hicle while itis
being washed, makesur eth eSmar tKey is
locat edintheve hicle. Theparkposition 005D
is other wise automaticall yeng aged.
% If,afte rth ecar wash, youre mo vethewa x
fr om thewindshield andwiper rubber s,this
will preve ntsme aring and reduce wiper
noise.
Au tomatic carwa sh mode
In car wash mode, theve hicle isprepar edfor
dr iving intoth eaut omatic carwash. Car wash
mode canbeactiv ated ataspeed ofup to
12 mp h(20 km/h) (/page27 8).
Th efo llo wing settings aremade whencarwash
mode isactiv ated:
R The outside mirrors arefo lded in.
R The rain sen sor isdeact ivat ed topreve ntthe
winds hieldwasher system from star tin gup
aut omat ically.
R The rear wind owwiper isdeact ivat ed.
R The aircon ditionin gsy stem issetto air-reci r‐
culat ionmode . Main
tenance andcare27
7

Obser
vethefo llo wing notesif yo uwa ntto
re place thebatt eryyo urself :
R Alw aysre place afa ulty battery wit habatt ery
whic hmee tsthespecif icvehicle requ ire‐
men ts.
The vehicle iseq uipped withan AGMtech nol ‐
ogy batter y(A bso rbentGlas sMa t).Fullve hi‐
cle funct ionality isonl yguar anteed withan
AG Mbatt ery. Fo rsaf etyre ason s,Mer cedes-
Ben zre comme ndsthat youon lyuse batter‐
ies whichhave been tested and appr ovedfo r
yo ur vehicle byMer cedes-Ben z.
R Use detach able partssuc has vent hos es,
el bo wfitting sor term inal covers from the
batt erywhic his to be replaced.
R Mak esur eth at theve nt hos eis alwa ys con‐
nect edtotheor iginal opening ontheside of
th ebatt ery.
Ins tallan yex istin gor supplied cellcaps.
Ot her wise, gases orbatt eryacid could
escape.
R Mak esur eth at detach able partsarere con‐
nect edinthesame way. To
w star ting ortowing away Pe
rm itted towing methods Pe
rm itted towing methods
Mer cede s-Ben zre comme ndstransp orting your
ve hicle inthecase ofabr eakdo wn,rath er than
to wing itaw ay.
Fo rto wing, useato w rope ortow bar withbo th
axle son thegr ound. Donotuse tow bar sys‐
te ms. &
WARNIN GRisk ofacci dent whento wing
wit hsteer ing wheel lock
Yo uwill nolongerbe ableto steer theve hicle
if th esteer ing wheel lockis eng aged. #
Alw aysswitc hon theignition whentow‐
ing theve hicle withato w cable orato w
bar . *
NO
TEDama getotheve hicle duetotow‐
ing away inc orrectl y #
Obs erve theins truction sand noteson
to wing away. Ve
hicl eswith automatic transmiss ion
Bo th axle son
th egr ound Ye
s,maximum 31mile s
(50 km) at31 mp h(5 0km/h)
Fr ont axle
ra ised Ye
s,maximum 31mile s
(50 km) at31 mp h(5 0km/h)
Re ar axle
ra ised Ye
s,maximum 31mile s
(50 km) at31 mp h(5 0km/h) 4MA
TICvehicl es
Bo th axle son
th egr ound Ye
s,maximum 31mile s
(50 km) at31 mp h(5 0km/h)
Fr ont axle
ra ised No
Re ar axle
ra ised No To
tow wit hara ised axle: towing should be
per form ed byato wing company. Br
ea kdo wnassista nce 29
7