2021 MERCEDES-BENZ B-CLASS HATCHBACK manual transmission

Di.er
Di.er
ences
ences be
betw
tween t
een t he Mer
he Mer cedes-Benz emerg
cedes-Benz emerg ency call syst
ency call system and 112 emerg
em and 112 emerg ency call syst
ency call system (EU eCall)
em (EU eCall) Mer
Mer
cedes-Benz emerg
cedes-Benz emerg ency call syst
ency call system
em 112 emerg
112 emergency call syst
ency call syst em (EU eCall)
em (EU eCall)
R The Mercedes-Benz emer gency call system is permanently logged in to
th e mobile phone networ k.
R Automatic and manual Mercedes-Benz emer gency calls are transmitted
to a Mercedes-Benz emer gency call centre.
In theev ent that the emer gency call centre of the Mercedes-Benz emer-
ge ncy call system cannot be reached (e.g. due toa lack of network co v-
erage), the 112 emer gency call is ca rried out automaticall y.R
Ifyo u decide touse the 112 emer gency call system (EU eCall), then the
system only logs in tothe mobile phone network aTer the triggering of a
manual or automatic emer gency call.
R The 112 eme rgency call system (EU eCall) transmits automatic and
manual emer gency calls directly topublic coordination centres. %
The 112 emer gency call system (EU eCall) in
yo ur vehicle meets the delegated regulation
EU 2017/79. Proper and full functionality of
th e 112 emer gency call system (EU eCall)
depends on circumstances be yond the in0u-
ence of Mercedes-Benz AG. This includes
mobile network co verage and thete ch nical
infrastructu reofthe public reception cent res
in there specti vecount ries.
% Please obser vethat in theev ent of a repair
ge nuine Mercedes-Benz bat teries must be
used which ha vebeen certi/ed pursuant to
th e delegated regulation EU 2017/79 (Appen- dix I). Other manu
facturers are also permitted
pr ov ided their batteries are certi/ed accord-
ing tothe delegated regulation EU 2017/79.
There is the option of deactivating the Mercedes-
Benz emer gency call system and using only the
112 emer gency call system (EU eCall). Contact
add ress for car rying out deactivation of the
Mercedes-Benz eme rgency call system are the
local dealers. Mercedes-Benz
recommends the activation of the
Mercedes-Benz eme rgency call system forth efo l-
lowing reasons:
R In emer gency situations when abroad, you can
also get support in a langua geyou speak.
R Several transmission tech nologies are used to
accelerate the transfer of the accident data
and impr overeliability of the transmission.
R The Mercedes-Benz emer gency call system is
permanently logged in tothe mobile phone
networ k,which ensu resfa ster placement of 324 324
MBUX multimedia system

R
A messa gewith accident data is transmit ted
to the emer gency call centre.
The SOS button in theove rhead control panel
0ashes until the emer gency call is /nished.
If no connection can be made tothe public emer-
ge ncy services, a cor responding message
appears in the displa y. #
Dial the emer gency number 112 or an app ro-
priate local emer gency call number on your
mobile phone.
If an emer gency call has been initia ted:
R Remain in theve hicle if thero ad and tra1c
conditions permit youto do so until a voice
connection is established with the emer gency
call centre.
R Onthe basis of the call, the emer gency call
centre decides wh ether it is necessary tocall
re scue teams and/or the police tothe acci-
dent site. R
If no vehicle occupant answers, an ambulance
is sent totheve hicle immediatel y. T
T
r
rigg
igg er
ering a manual emerg
ing a manual emerg ency call
ency call #
T To use t o use t he SOS butt
he SOS butt on in t
on in theov
he overerhead con-
head con-
tr
tr ol panel:
ol panel: pressthe SOS button at least one
second long (/ page 314). #
T
T o use v
o use v oice contr
oice contr ol:
ol:use the LINGU ATRO NIC
vo ice commands .
The emer gency call has been made:
R Avo ice connection is established with an
emer gency call centre.
R Remain in theve hicle if thero ad and tra1c
conditions permit youto do so until a voice
connection is established with the emer gency
call centre.
R Onthe basis of the call, the emer gency call
centre decides wh ether it is necessary tocall re
scue teams and the police tothe accident
site.
R A message with accident data is transmitted
tothe emer gency call centre.
If no connection can be made tothe public emer-
ge ncy services, a cor responding message
appears in the media displa y. #
Dial the 112 emer gency number or the appro-
priate local emer gency call number on your
mobile phone. Emerg Emerg
ency call syst
ency call syst em dat
em data tr
a transmission
ansmission Fo
r bo th th e Mercedes-Benz emer gency call sys-
te m as well as the 112 emer gency call system (EU
eCall) data is trans ferred tothe Mercedes-Benz
emer gency call centre or the public emer gency
services call centre.
Depending on the emer gency call system
(/ page 323) activated di.erent data is transmit-
te dto the appropriate emer gency call centre. 326 326
MBUX multimedia system

R
A
Aut
ut omatic tr
omatic tr ansmission:
ansmission: the transmission is in
position 005D.
R Manual tr
Manual tr ansmission:
ansmission: the transmission is in
neutral.
R The vehicle and all elect rical consume rsare
switched o..
R The bonn etis open. #
Slide co ver1 of positive clamp 2onthe
jump-starting connection point in the direction
of the ar row. #
Connect positive clamp 2onyour vehicle to
th e positive pole of the donor battery using
th e jump lead/charging cable. Alw ays begin
with positive clamp 2onyour ow nve hicle
/rst. #
Dur
Dur ing st
ing st ar
arting assist
ting assist ance:
ance:startthe engine of
th e donor vehicle and run at idle speed. #
Connect the negative pole of the donor bat-
te ry and ear thpoint 3ofyour ow nve hicle by
using the jump lead/charging cable. Begin
with the donor battery /rst. #
Dur
Dur ing st
ing st ar
arting assist
ting assist ance:
ance:startthe engine of
yo ur ow nve hicle. #
Dur
Dur ing t ing t he c
he char
harging pr
ging pr ocess:
ocess: startthech arg-
ing process. #
Dur
Dur ing st ing st ar
arting assist
ting assist ance:
ance:letthe engines run
fo r se veral minutes. #
Dur
Dur ing st ing st ar
arting assist
ting assist ance:
ance:before disconnect-
ing the jump lead, switch on an electrical con- sumer on
your ow nve hicle, e.g. there ar win-
dow heater or lighting.
When the starting assistance/charging process is
comple te: #
Firs t, re mo vethe jump lead/charging cable
from ear thpoint 3and the negative pole of
th e donor batter y,then from positive clamp
2 and the positive pole of the donor batter y.
Begin ea chtime with the contacts on your
ow nve hicle /rst. #
ATer removing the jump lead/charging cable,
close co ver1 of positive clamp 2.
Plug-in h
Plug-in h ybr
ybrid:
id:ifyo ur vehicle has been star ted
with starting assis tance, it may not be possible to
use the electric drive for appr oximately 30
minutes.
Fu rther information can be obtained at a quali/ed
specialist workshop. R R
eplacing t
eplacing t he 12 V batt
he 12 V batt ery
ery #
Obser vethe no tes on the 12 V battery
(/ page 361). 364
364
Breakdown assistance

In
thefo llowing situations, only transporting the
ve hicle is permitted:
R the multifunction display is not working
or
R theá Towing not permitted See Owner's
Manual display message appears
Ex
Ex cep
cep tion:
tion: ifth eve hicle is located in a danger
zone, it can be reco vered from the danger zone
despite the display message or the display not
wo rking.
It must not be towe d fur ther than 50 m with bo th
axles on thegr ound. A towing speed of 10 km/h
must not be exceeded. Be yond these limits, only
transporting is permitted. T
T
o
o wing t
wing t he v
he vehicle wit
ehicle wit h bot
h both axles on t
h axles on t hegr
he ground
ound #
Obser vethe no tes on the permitted towing
me thods (/ page 365). #
Plug-in hybrid: obser vethe no tes on the per-
mitted towing me thods (/ page 366). #
Make sure that the battery is connected and
ch arge d. Obser
vethefo llowing points when the battery is
dischar ged:
R theve hicle cann otbe star ted
R the electric parking brake cannot be released
or applied
R V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: the
transmission cannot be shiTed toposition 005C
or 005D.
% V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: ifthe
transmission cannot be shiTed toposition 005C
or if the display does not show anything,
transport theve hicle (/ page 368). A towing
ve hicle with liTing equipment is requ ired for
ve hicle transpo rtation.
* NO
NOTE
TEDamage due to towing away at
ex cessively high speeds or over long dis-
ta nces The driv
etra in could be damaged when towing
at excessively high speeds or over long distan-
ces. #
Atowing speed of 50 km/h must not be
ex ceeded. #
Atowing dis tance of 50 km must not be
ex ceeded. &
W
WARNING
ARNING Risk of accident when towing a
ve hicle which is too heavy
If th eve hicle tobe tow- star ted or towe daway
is heavier than the permissible gross mass of
yo ur vehicle, thefo llowing situations can
occur:
R theto wing eye may become de tach ed.
R theve hicle/trailer combination may
swer veorove rturn. #
Before tow- starting or towing away,
ch eck if theve hicle tobe tow- star ted or
to we dawa yex ceeds the permissible
gr oss mass. If a
vehicle must be tow- star ted or towe dawa y,its
permissible gross mass must not exceed the per-
missible gross mass of theto wing vehicle. Breakdown assis
tance
367
367

#
Information on the permissible gross mass of
th eve hicle can be found on theve hicle identi-
/cation plate (/ page 394).#
V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: do not
open the driver's door or front passenger
door; the transmission otherwise automati-
cally shiTs toposition 005D. #
Fitth eto wing eye (/ page 370). #
Fasten theto wing device.
* N
NOOTE
TE Damage due toincor rect connec-
tion of theto w bar #
Only connect theto w rope or tow bar to
th eto wing eyes. #
Deactivate the automatic locking mechanism
(/ page 87). #
Do not activate the HOLD function. #
Deactivate tow- awa y protection
(/ page 104). #
Deactivate Active Brake Assist (/ page 248).#
V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: shiTto
position 005C. #
V
Vehicles wit
ehicles wit h manual tr
h manual tr ansmission:
ansmission: shiTto
neutral 005C. #
Release the electric parking brake. &
W
WARNING
ARNING Risk of accident due tolimited
saf ety-re lated functions during theto wing
process
Saf ety-re lated functions are limited or no lon-
ge rav ailable in thefo llowing situations:
R theve hicle is switched o..
R the brake system or po wer steering system
is malfunctioning.
R the energy supply or the on-board electri-
cal system is malfunctioning.
When your vehicle is towe daw ay, signi/cantly
more e.ort may be requ ired tosteer and
brake than is normally requ ired. #
Use a tow bar. #
Make sure that the steering wheel can
mo vefreely be fore towing theve hicle
awa y. *
N
NO
O TE
TE Damage due toexcessive tractive
po wer If
yo u pull away sharpl y,the tractive po wer
may be too high and theve hicles could be
damaged. #
Pull away slo wlyand smoo thly. Loading t
Loading t
he v
he v ehicle f
ehicle f or tr
or transport
anspo rt Hybr
Hybr
id v
id vehicles:
ehicles: transpor tation of vehicles should
only be car ried out byprofessional reco very com-
panies. #
Obser vethe no tes on towing away
( / page 367). #
Connect theto wing device totheto wing eye
in order toload theve hicle.
% You can also attach theto w bar tothe trailer
hitch. #
V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: shiTthe
automatic transmission toposition 005C. 368
368
Breakdown assistance

%
V
V ehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: the
automatic transmission may be loc ked in posi-
tion 005Dintheev ent of damage tothe electri-
cal system. ToshiT to005C , pr ovide the on-
board electrical system with po wer
( / page 363). #
V
Vehicles wit
ehicles wit h manual tr
h manual tr ansmission:
ansmission: shiTto
neutral. #
Load theve hicle onto the transpor ter. #
V
Vehicles wit
ehicles wit h aut
h automatic tr
omatic tr ansmission:
ansmission: shiTthe
automatic transmission toposition 005D. #
V
Vehicles wit
ehicles wit h manual tr
h manual tr ansmission:
ansmission: engage
/rst or reve rsege ar. #
Use the electric parking brake tosecure the
ve hicle against rolling away. #
Only secure theve hicle bythe wheels. V V
ehicles wit ehicles wit h adap
h adaptiv
tive dam
e dam ping adjus
ping adjustment tment &
W
WARNING
ARNING Risk of an accident when trans-
porting vehicles with adaptive damping
adjustment
When transpo rting vehicles with adaptive
damping adjustment, theve hicle/trailer com-
bination may begin torock and start toskid. #
Load theve hicle cor rectly onto the
transpor ter. #
Secure theve hicle on all four wheels
with suitable tensioning straps. #
Do not exceed the maximum permissible
speed of 60 km/h when transporting. *
N
NOOTE
TE Damage totheve hicle from secur-
ing it inco rrectly #
ATer loading, theve hicle must be
secured on all four wheels. Otherwise,
th eve hicle could be damaged. #
A minimum dis tance of 20 cm upwards
and 10 cm down wards must be kept to
th e transport platform. #
Secure theve hicle on all four wheels aTer
loading.
4MA
4MA TIC v
TIC v ehicles/v
ehicles/v ehicles wit
ehicles wit h aut
h automatic tr
omatic tr ans-
ans-
mission
mission #
Make sure that the front and rear axles come
to rest on the same transpor tation vehicle.
* N
NOOTE
TE Damage tothe drive train due to
incor rect positioning of theve hicle #
Do not position theve hicle abo vethe
connection point of the transport vehi-
cle. Breakdown assis
tance
369
369

T
T
o
o wing ey
wing eye st
e st or
orag
ag e location
e location The
towing eye is under the load compartment
0oor. F
F
itting and r
itting and r emo
emo ving t
ving t heto
he towing eye
wing eye #
Press the mark on co ver1 inwa rds and
re mo ve. #
Screw intheto wing eye clockwise as far as it
will go and tighten.
V
V ehicles wit
ehicles wit h a tr
h a trailer hitc
ailer hitc h:
h:vehicles with a trailer
hitch do not ha veare ar brac ketfo rth eto wing
ey e. Fasten theto w bar tothe trailer hitch. #
Make sure that co ver1 engages in the
bumper when youre mo vetheto wing eye.
* N
NOOTE
TE Damage totheve hicle due toincor-
re ct use of theto wing eye or trailer hitch When a
towing eye or trailer hitch is used to
re co ver a vehicle, theve hicle may be damaged
in the process. #
Only use theto wing eye or trailer hitch to
to w awa y or tow start theve hicle. #
Do not use theto wing eye or trailer hitch
to to wtheve hicle during reco very. T
T
o
o w
w -st
-st ar
arting t
ting t he v
he vehicle
ehicle V V
ehicles wit ehicles wit h aut
h automatic tr
omatic tr ansmission
ansmission
* NO
NOTE
TE Damage tothe automatic transmis-
sion due to tow-starting The au
tomatic transmission may be damaged
in the process of tow- starting vehicles with
automatic transmission. #
Vehicles with automatic transmission
must not be tow- star ted. #
Vehicles with an automatic transmission must
not be tow- star ted.
V V ehicles wit ehicles wit h manual tr
h manual tr ansmission
ansmission #
Obser vethe no tes on towing away
( / page 367). #
If necessar y,allow the engine and exhaust
system tocool down. #
Swit chon the ignition. #
Engage second gear. #
Release the electric parking brake. 370
370
Breakdown assistance

The
following can be used in theve hicle without
re strictions:
R two- wayra dios with a maximum transmission
output of up to100 mW
R RF transmitters with transmitter frequencies in
th e 380 - 410 MHz frequency band and a
maximum transmission output of up to2 W
(TETRA)
R mobile phones (2G/3G/4G)
There are no restrictions when positioning the
aerial on the outside of theve hicle forth efo llo w-
ing frequency bands:
R Terrestrial Trunked Radio (TETRA)
R 70 cm frequency band
R 2G/3G/4G R
R
egulat
egulat or
ory r
y r adio
adio identi/cation
identi/cation and not
and notes
es R
R
egulat
egulat or
ory r
y r adio
adio identi/cation
identi/cation of small com
of small compo-
po-
nents
nents Manufacturer information about
radio-based vehi-
cle components can be found using thekey
phrase "Regulatory radio identi/cation" in the Dig- ital Owner's Manual in
theve hicle, on the internet
and in the app. R
R
egulat
egulat or
ory r
y r adio
adio identi/cation
identi/cation – Indonesia
– Indonesia Manufacturer information about
radio-based vehi-
cle components can be found using thekey
phrase "Regulatory radio identi/cation – Indone-
sia" in the Digital Operator's Manual in theve hi-
cle, on the internet and in the app.
% These are not small components. Information
about small components can be found using
th eke y phrase "Regulatory radio identi/cation
of small components". F F
urt
urt her
her com
com ponent-speci/c
ponent-speci/c inf
infor
ormation
mation Fu
rther component-speci/c information can be
fo und using theke y phrase "fur ther component-
speci/c information" in the Digital Owner's Man-
ual in theve hicle, on the internet and in the app. V
V
ehicle
ehicle identi/cation
identi/cation plat
plate, VIN and engine num-
e, VIN and engine num-
ber ov
ber overerview
view
V
V ehicle
ehicle identi/cation
identi/cation plate
plate 394
394
Te
ch nical data