stop start MERCEDES-BENZ GLB SUV 2021 Owners Manual

1
Steering wheel gearshiT paddles →
184
2 Combination switch →
144
3 Instrument displ ay →
259
4 DIRECT SELECT le ver →
182
5 ü Start/stop but ton →
168
è ECO start/s top function →
178
6 Media display →
265
7 Climate control systems →
162
8 £ Hazard warning light system →
145
9 PASSENGER AIR BAG indicator la mps→
52
A Glovecompartment →
122
B Stow age compartment →
122
C Cup holder
D 8 Controller forvo lume and switching
sound on/o. →
265
Ü Switches the MBUX multimedia system
on/o. →
265 E
z Calls up navigation →
267
F | Calls up radio or media →
267
G % Calls up thete lephone →
267
H ß Calls up favo urites →
267
I y Calls up vehicle functions →
267
J c Active Parking Assist →
247
K DYNAMIC SELECT switch →
180
L Touchpad →
267
M Control panel forth e MBUX multimedia system →
260
N Adjusts the steering wheel →
115
O ý Switches the steering wheel heater
on/o. →
116
P Control panel:
On-board computer →
260
Cruise control or variable limi ter →
210
I Active Distance Assist DISTRONIC →
214
Q Diagnostics connection →
35 At
a glance – Cockpit
7
7

&
W
WARNI NG
ARNI NGRisk of becoming trapped
despite there ve rsing function being active
In particular, there ve rsing function does not
re act:
R tosoT, light and thin objects, e.g. /n gers.
R towa rdsth e end of the closing procedure.
R during resetting. #
During the closing process, make sure
th at no body parts are in the closing
area. #
Release the button immediately if some-
body becomes trapped.
or #
Brie0y press the button in any direction
during automatic operation.
The closing process will be stopped. A A
ut
ut omatic rev
omatic rever
ersing function of t
sing function of t he r
he roller sunblind
oller sunblind
If an obstacle obstructs thero ller sunblind during
th e closing process, thero ller sunblind will open
again automaticall y.The automatic reve rsing func-
tion is only an aid and is not a substitute foryo ur
attentiveness. #
When closing thero ller sunblind, make sure
th at no body parts are in thera nge of mo ve-
ment. &
W
WARNING
ARNING Risk of becoming trapped
despite reve rsing function
In particular, there ve rsing function does not
re act tosoT, light and thin objects, e.g. /n-
ge rs. #
When closing thero ller sunblind, make
sure that no body parts are in thera nge
of mo vement. #
Release the button immediately if some-
body becomes trapped.
or #
Brie0y press the button in any direction
during the automatic closing process.
The closing process will be stopped. A
A
ut
ut omatic functions of t
omatic functions of t he sliding sunr
he sliding sunroof
oof %
The term "sliding sunroof" also refers to the
panorama sliding sunroof. The sliding sunroof will be closed automatically
when theve hicle has been switched o. in thefo l-
lowing situations:
R if it starts torain
Ra in is de tected byara in sensor on the wind-
screen.
R inextreme temp eratures
R aTer a cer tain time (depending on the on-
board electrical system voltage)
R ifth ere is a malfunction in the po wer supply
The sliding sunroof will rise at there ar in order to
continue ventilating theve hicle interior.
If th e sliding sunroof is obstructed during an auto-
matic closing procedure, thero of will be opened
again slightl y.The automatic function forth e slid-
ing sunroof and the side windo wswill then be
deactivated.
R
R ain-closing f ain-closing f eatur
eature when dr
e when dr iving
iving
V
V ehicles wit
ehicles wit h a panor
h a panorama sliding sunr
ama sliding sunr oof:
oof:if it
starts torain, thera ised sliding sunroof will auto-
matically be lo wered while theve hicle is in
motion. 98
98
Opening and closing

#
Movethe seat forw ards bythe seat
backrest. #
Movethe seat forw ards bythe seat backrest.
Hold the seat /rmly in place while doing so.
F
F olding t
olding t he seat bac
he seat bac kr
kres
est bac t bac k t
k to t
o t he upr
he upr ight
ight
position (v
position (v ehicles wit
ehicles wit h t
h thir
hirdro
d ro w of seats)
w of seats) #
Swivel seat backrest back until it engages.
The seat backrest will remain in the cargo
position. #
Slide the seat backwards.
The seat will stop in the front position. #
Movethe seat into the desired position
(/ page 108). #
If necessar y,fold in the seats on theth ird row
( / page 126).
% Toincrease the size of the luggage compart-
ment, you can mo vethe seat backrests into
th e luggage compartment 0oor position
(/ page 123). Head r
Head r
es
estrtraints
aints A
A
djus
djus ting t
ting t he fr
he front seat head r
ont seat head r es
estrtraints manually
aints manually &
W
WARNING
ARNING Risk of accident due toadjust-
ing theve hicle settings while theve hicle is
in motion
Yo u could lose control of theve hicle in thefo l-
lowing situations in particular:
R ifyo u adjust the driver's seat, the head
re straint, the steering wheel or the mir ror
while theve hicle is in motion
R ifyo ufa sten your seat belt while theve hi-
cle is in motion #
Before starting theve hicle: in particular,
adjust the driver's seat, head restraint,
stee ring wheel and mir ror,and fasten
yo ur seat belt. &
W
WARNING
ARNING Risk of injury due tohead
re straints not being /tted or being adjus-
te d incor rectly
If head restraints ha venot been installed or
ha ve not been adjusted cor rectl y,there is an
increased risk of injury in the head and neck
area, e.g. in theeve nt of an accident or when
braking. #
Always drive with the head restraints /t-
te d. #
Before driving o., make sure forev ery
ve hicle occupant that the centre of the
head restraint supports the back of the
head at about eye le vel. Do not inter
change the head restraints of the
front and rear seats. Otherwise, you will not be
able toadjust the height and angle of the head
re straints co rrectl y.
Ad just the head restraint fore -and-aT position so
th at it is as close as possible tothe back of your
head. Seats and st
owing
111
111

Dr
Dr
iving on sand
iving on sand
When driving on sand, also obser vethefo llowing
inst ructions:
R Select theF drive prog ram.
R ShiT toa lo werge ar.
R Drive quickly toove rcome the rolling resist-
ance; theve hicle may otherwise dig itself in.
R Drive in the trac ksofother vehicles if possi-
ble. Make sure that thefo llowing prerequisites
are met:
- the tyre ruts are not too deep
- the sand is /rm enough
- thegr ound clearance is su1cient
F F or or ding
ding
Also obser vethefo llowing information when ford-
ing:
R Drive no faster than 10 km/h.
R The water,when calm, may only reach the
lo we r edge of theve hicle body.
R Switch o. automatic climate cont rol
( / page 162). R
V Vehicles wit ehicles wit h st
h stationar
ationar y heat
y heater/v
er/ventilation:
entilation:
switch the stationary heater/ventilation o.
(/ page 164).
R Ensure that a bow wave does not form asyou
drive.
R Do not stop in thewa ter and do not switch o.
th e engine. Ensure the ECO start/s top func-
tion is switched o. (/ page 178).
Dr
Dr iving in mount
iving in mount ainous t
ainous terr
errain
ain
Also obser vethefo llowing information when driv-
ing in mountainous terrain:
R Obser vetheva lues of the approach/depar-
ture angle and of the maximum gradient
(/ page 381).
R Avoid high engine speeds.
R Use the braking po wer of the engine when
driving downhill.
R ShiT toa lo werge ar on uphill gradients and on
long, steep downhill gradients.
R Activate DSR before driving downhill, if neces-
sary (/ page 218). Chec
Chec klis
klisttaTer
aTer dr
driving
iving o.-r
o.-road
oad
Driving o.- road places greater demands on your
ve hicle than driving on normal roads. Check the
entire vehicle for damage and fore ign bodies
ev ery time aTer driving o.- road. Foreign bodies in
th e wheels or driv etra in can lead toimbalances
and therefore vibrations.
R Ifth eF drive prog ram is selected: select
ano ther drive prog ram.
R Deactivate DSR.
R Apply the brakes todry them aTer ford ing.
R Check that the service brake is working nor-
mally aTer a long downhill str etch.
R Clean thefo llowing components every time
aTer driving o.- road:
- licence plate number
- headlamps and tail lamps
- tyres, wheels and wheel ar ches
- underbody
R ATer driving thro ugh sand, mud, water or
gr av el, ha vethefo llowing components
ch ecked and cleaned: 176
176
Driving and parking

-
brake disks and brakepads
- tyres and wheels
- axle joints EC
EC
O st
O st ar
art/st
t/st op function
op function EC
EC
O st
O st ar
art/st
t/st op function
op function
% The ECO start/s top function is not available
in all drive prog rams, depending on the
engine. Obser vethe status display in the
inst rument display forth is.
If all vehicle- related conditions for an automatic
engine stop are met, the engine is switched o.
automaticall y:
R V
V ehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: Yo u
brake theve hicle toa standstill in transmis-
sion position hori.
R You activate the HOLD function or engage
transmission position j.
% Ifth e system de tects an intelligent stop inhibi-
to r,fo rex ample, a stop sign, the engine will
not stop. If
yo u activate the HOLD function or engage
th e park position j,the engine can be
switched o. in spite of an intelligent stop
inhibitor.
% In transmission position k,the engine is not
switched o. automatically even when the
HOLD function is switched on.
The engine restarts au tomatically in thefo llowing
cases:
R V
V ehicles wit ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: Yo u
shiT into transmission position hork.
R You depress the accelerator pedal.
R An automatic vehicle engine start is requ ired.
St atus displ ayinthe inst rument displa y:
R The symbol è(gre en) appears when the
ve hicle is at a standstill: The engine was
switched o. bythe ECO start/s top function.
R The symbol ç(yellow) appears when the
ve hicle is at a standstill: Not all vehicle condi-
tions for an engine stop ha vebeen met.
R Neither the symbol ènorç appears
when theve hicle is at a standstill: An intelli- ge
nt stop inhibitor was de tected, e.g. a stop
sign.
R The symbol sappears: The ECO start/
stop function is deactivated or there is a mal-
function.
If th e engine was switched o. bythe ECO start/
stop function and you lea vetheve hicle, a warning
to ne sounds and the engine is not restar ted. In
addition, the display message Vehicle is opera-
tional Switch off ignition before exiting appears
in the inst rument displa y.Ifyo u do not switch o.
th eve hicle, it is automatically switched o. aTer
th re e minutes. Driving and parking
177
177

Con/gur
Con/gur
ing
ingD
DYN
YNAMIC SELECT (multimedia sy AMIC SELECT (multimedia sy s-
s-
t
t em)
em) Multimedia system:
4 © 5
Settings 5
Vehicle
5 DYNAMIC SELECT
Se
Se tting dr
tting dr iv
ive pr
e pr ogr
ogram I
am I #
Select Individual configuration. #
Select and set a categor y.
Switc
Switc hing t
hing t he r
he rest
estor
oration displa
ation displa y on or
y on oro.
o. #
Switch Ask when starting on or o..
F
F unction on:
unction on: the next time theve hicle is star ted a
prom ptappears asking whe ther the last active
drive prog ram should be restored. If the ECO
start/s top function was deacti vated, an additional
prom ptappears asking if the function should
re main deactivated.
% The prom ptappears only if the pr eviously
active settings deviate from the standard set-
tings.
F
F unction
unction o.:
o.:the next time theve hicle is star ted
th eA drive prog ram is set automaticall y.The ECO start/stop function is activated automati-
call
y.
% This function must be activated for each user
pro/le separatel y.Only when this function is
activated will the drive prog ram and ECO
start/s top setting forth e pr evious journey be
sa vedfo rth ere specti veuser pro/le. Displa Displa
ying v
ying vehicle data
ehicle data Multimedia system:
4 © 5
Info #
Select Vehicle.
The vehicle data is displ ayed. Displa
Displa
ying engine data
ying engine data Multimedia system:
4 © 5
Info #
Select Engine.
The engine data is displa yed.
% The actual (maximum) values that can be ach-
ie ve dfo r engine output and engine torque
may deviate from the certi/ed values within th
e count ry-speci/c guidelines for permissible
to lerances (basis: UN-ECE No. 85 or count ry-
speci/c guidelines).
In0uencing variables that can in0uence this
are, forex ample:
R Sea le vel
R Fuelqu ality
R Outside temp erature
R Operating temp erature of the engine
% The values displa yed ser veonly as orienta-
tion. The values for engine output and engine
to rque shown on the media display may devi-
ate from the actual values. Calling up t
Calling up t
he fuel consump
he fuel consump tion indicat
tion indicator
or Multimedia system:
4 © 5
Info #
Select Consumption.
The cur rent and average fuel consum ption is
displa yed. Driving and parking
181
181

R
The position of the accelerator pedal
R The driving speed Pr
Pr
oblems wit
oblems wit h t
h the tr
he tr ansmission
ansmission The tr
The tr
ansmission has a f
ansmission has a f aulty g
aulty gear
earshiT
shiT
Po ssible cause:
R the transmission is losing oil. #
Have the transmission checked at a quali/ed
specialist workshop immediatel y.
The acceler
The acceler ation c
ation char
haract
acter
eris
istics ge
tics get wt w or
or se, and
se, and
t
t he tr
he tr ansmission no long
ansmission no long er
ershiTs.
shiTs.
Po ssible cause:
R the transmission is in emer gency ope ration
mode. #
Stop theve hicle in accordance with the tra1c
conditions. #
ShiT the transmission toposition j. #
Switch o. theve hicle. #
Wait at least ten seconds. #
Start theve hicle again. #
ShiT the transmission toposition h. #
Have the transmission checked at a quali/ed
specialist workshop immediatel y. Manual
Manual
g
gear
ear shiTing
shiTing *
N
NOOTE
TE Mercedes-AMG vehicles #
Obser vethe no tes in the Supplement.
Yo u could otherwise failto recognise
dangers. When
the automatic transmission is shiTed to
position h,you can manually shiT it with the
stee ring wheel gearshiT paddle. If permitted, theautomatic transmission shiTs
toa higher or lo wer
ge ar depending on the steering wheel gearshiT
paddle being pulled.
Yo u ha vetwo options tomanually shiT the auto-
matic transmission:
R Temp orary setting
R Perm anent setting
The gears shiT automatically when manual shiTing
is deactivated.
T
T em em por
por ar
ary se
y se tting:
tting: #
T
To activ
o activ at
ate:
e: Pull steering wheel gearshiT pad-
dle 1 or2.
Manual shiTing is activated for a short time.
The transmission position display sho wsp
and the cur rent gear.
% How long the manual shiTing st ays activated
is dependant on various factors.
Manual shiTing can be automatical lydeactiva-
te d in thefo llowing cases:
R Changing the drive prog ram
R Restarting theve hicle 184
184
Driving and parking

T
T
opping up A
opping up A dBlue
dBlue®
®
Mercedes-Benz recommends topping up AdBlue ®
at a /lling pump. If no AdBlue ®
/lling pump is
av ailable, you can also top up AdBlue ®
using a
canister. #
Screw onthefa stener of AdBlue ®
re/ll canis-
te r4. #
Screw disposable hose 3onto the opening
of Ad Blue ®
re/ll canis ter4 until hand-tight. #
Screw disposable hose 3onto the /ller neck
of theve hicle until hand-tight. #
LiT up and tip AdBlue ®
re/ll canis ter4.
The /lling process stops when theAd Blue ®
ta nk is comple tely full.
Ad Blue ®
re/ll canis ter4 can be remo ved
when it has been only partial lyem ptied. #
Unscr ewand close disposable hose 3and
Ad Blue ®
re/ll canis ter4 inreve rse order. #
Replace AdBlue ®
/ller cap 2and turn it
clo ckwise until it audibly engages. #
Close fuel /ller 0ap 1. #
Switch on theve hicle for at least 60 seconds.
% Ifth eve hicle could not be star ted as the
Ad Blue ®
tank was em pty, it can take up to
60 seconds forth ere /ll tobe de tected. #
Start theve hicle.
% Avoid storing AdBlue ®
re/ll con tainers perma-
nently in theve hicle. P
P
ar
ar king
king P
P
ar
ar king t
king t he v
he vehicle
ehicle &
W
WARNING
ARNING Risk of /re caused byhot
ex haust system parts
Flammable materials such as lea ves, grass or
twigs may ignite. #
Park theve hicle so that no 0ammable
material can come into contact with hot
ve hicle components. #
In particular, do not park on dry grass-
land or har vested grain /elds. &
W WARNING
ARNING Risk of accident and injury due
to leaving children unattended in theve hi-
cle
If ch ildren are leT unattended in theve hicle,
th ey could, in particular:
R open doors, thereby endangering other
persons or road users.
R get out and be struck byoncoming tra1c. 192 192
Driving and parking

The HOLD function is only an aid. The
responsibil-
ity forth eve hicle safely standing still remains with
th e driver.
Syst
Syst em limits
em limits
The HOLD function is only intended toprov ide
assistance when driving and is not a su1cient
means of safeguarding theve hicle against rolling
awa y when stationa ry.
R The incline must not be greater than 30%.
A
A ctiv
ctiv ating/deactiv
ating/deactiv ating t
ating the HOLD function
he HOLD function &
W
WARNING
ARNING Risk of an accident due tothe
HOLD function being active when you
lea vetheve hicle
If th eve hicle is only braked with the HOLD
function it could, in thefo llowing situations,
ro llawa y:
R Ifth ere is a malfunction in the system or in
th e po wer suppl y.
R Ifth e HOLD function is deactivated by
depressing the accelerator pedal or brake
pedal, e.g. byave hicle occupant. #
Always secure theve hicle against rolling
awa y before you lea veit. R
R
eq
eq uir
uir ements:
ements:
R The vehicle is stationar y.
R The driver's door is closed or the seat belt on
th e driver's side is fastened.
R The vehicle has been star ted or has been
automatically switched o. bythe ECO start/
stop function.
R The electric parking brake is released.
R Active Distance Assist DISTRONIC is deactiva-
te d.
R V
V ehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: the
transmission is in position h,kori.
A
A ctiv
ctiv ating t
ating t he HOLD function
he HOLD function #
Depress the brake pedal, and aTer a short
time quickly depress fur ther until theë
display appears in the Instrument Displa y. #
Release the brake pedal.
Deactiv
Deactiv ating t
ating the HOLD function
he HOLD function #
Depress the accelerator pedal topull away. or #
Depress the brake pedal until theë display
disappears from the Instrument Displa y.
The HOLD function is deactivated in thefo llowing
situations:
R Active Distance Assist DISTRONIC is acti va-
te d.
R V
V ehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: the
transmission is shiTed toposition j.
R The vehicle is secured with the electric par k-
ing brake.
In thefo llowing situations, theve hicle is held by
transmission position jand/or bythe electric
parking brake:
R The seat belt is unfastened and the driver's
door is opened.
R The vehicle is switched o..
R There is a system malfunction.
R The po wer supply is insu1cient. Driving and parking
205
205

R
If a loss of tyre pressure or a defecti vetyre
has been de tected and displa yed.
R If DSR is active.
R In complex tra1c situations where objects
cannot alw ays be clear lyidenti/ed.
R If pedestrians or vehicles mo vequickly into
th e sensor de tection range.
R If pedestrians are hidden by other objects.
R Ifth e typical outline of a pedestrian cannot be
distinguished from the backg round.
R If a pedestrian is not de tected as such, e.g.
due tospecial clo thing or other objects.
R Ifth e driver's seat belt is not fastened.
R On bends wi tha tight radius.
% The Active Brake Assist sensors adjust auto-
matical lywhile a cer tain distance is being
driven aTer theve hicle has been deli vered.
Ac tive Brake Assist is una vailable or only par-
tially available during thete ach-in process. A
A ctiv
ctiv ating/deactiv
ating/deactiv ating A
ating Activ
ctive Br
e Br ak
ake Assist
e Assist
R
R eq
eq uir
uir ements:
ements:
R The vehicle is switched on.
Multimedia system: 4 © 5
Settings 5
Assistance
5 Active Brake Assist #
Select the desired setting.
The setting is retained when the drive system
is next star ted.
Deactiv
Deactiv ating A
ating Activ
ctive Br
e Br ak
ake Assist
e Assist
% It is recommended that you alw ays lea ve
Ac tive Brake Assist acti vated. #
Select Off.
The distance warning function, the autono-
mous braking function and Evasive Steering
Assist are deactivated.
When theve hicle is next star ted, the middle
setting is automatically selected.
% IfAc tive Brake Assist is deactivated, theæ
symbol appears in the status bar of the Instru-
ment Displa y. Speed Limit Assist Speed Limit Assist
F
F
unction of Speed Limit Assist
unction of Speed Limit Assist
% Speed Limit Assist uses OpenStreetMap da ta,
which is made available under the conditions
of the Open Database License (OBbL). Further
information can be found at: https://
www.osmfoundation.org/wiki/licence.
Speed Limit Assist de tects speed limits with a
multifunction camera and displa ys them in the
inst rument cluster and optionally in the head-up
displa y.The camera also de tects speed limits with
a re striction indicated byan additional sign (e.g.
when wet). The system de tects stop signs,
th ereby pr eventing the engine from being
switched o. bythe ECO start/s top function.
Obser vethe no tes on driving systems and your
re sponsibility; you may otherwise failto recognise
dangers (/ page 199).
W
W ar
ar ning when t
ning when t he maximum per
he maximum per missible speed is
missible speed is
ex
ex ceeded
ceeded
The system can warnyou if you unintentionally
ex ceed the maximum permissible speed. Todo
th is, you can specify in the multimedia system by
how much the maximum permissible speed can 226
226
Driving and parking