2021 MERCEDES-BENZ A-CLASS HATCHBACK buttons

Ov
Ov
er
ervie
vie w of climat
w of climat e contr
e control syst
ol systems
ems N
No
ot
tes on climat
es on climat e contr
e control
ol In order
forth e air conditioning system, monitor-
ing of the pollution le vel and air /lt ration tofunc-
tion co rrectl y,an interior air /lter must alw ays be
used. Make sure that the /lter is installed cor-
re ctl y.Use /lters recommended and appr oved by
Mercedes-Benz. Alw ays ha vemaintenance work
car ried out at a quali/ed specialist workshop. Ov
Ov
er
ervie
vie w of t
w of t he air conditioning contr
he air conditioning contr ol panel
ol panel The indicator lamps on
the buttons indicate that
th e cor responding function is activated. THERM
ATIC air conditioning cont rol panel with sta-
tionary heater (e xample)
1 q Setsthete mp erature on the driver's
side
2 Vehicles with THERM ATIC or THERM OTRO NIC
operating unit with stationary heater: A
calls up the air conditioning menu
Ve hicles with THERM OTRO NIC operating unit
without stationary heater: _setsthe air
distribution
3 H Setsthe air0ow or switches o. climate
control
4 Ã Sets climate control toautomatic mode
(/ page 154) 5
¬ Demists the windscreen
6 ¤ Switches there ar wind owheater on/o.
7 g Switches air-recirculation mode on/o.
(/ page 155)
8 Vehicles with THERM ATIC operating unit
(with/wi thout stationary heater):
¿ switches A/C function on/o.
(/ page 154)
Ve hicles with THERM OTRO NIC operating unit
(with/wi thout stationary heater): Á
switches A/C function on/o. (/ page 154)
Switches residual heat on/o. (/ page 155)
9 Vehicles with THERM ATIC or THERM OTRO NIC
control panel with stationary heater: &
swit ches stationary heater on/o.
(/ page 159)
Ve hicles with THERM OTRO NIC operating unit
without stationary heater: 0switches syn-
ch ronisation on/o. (/ page 155)
Plug-in hybrid with THERMATIC or
THERMOTRONIC operating unit: &
switches "Immediate pre-ent ryclimate con-
trol" on/o. (/ page 158) Climate cont
rol
153
153

#
Press and hold button 1,2or3 that you
wish toprog ram.
Indicator lamp 40ashes yello w.
% It can take up to20 seconds before the indi-
cator lamp 0ashes yello w. #
Release the pr eviously pressed button.
Indicator lamp 4continues to0ash yello w. #
Point remo tecont rol5 from a distance of
1 cm to8 cm towa rds button 1,2or3. #
Press and hold button 6ofremo tecont rol
5 until one of thefo llowing signals appears:
R Indicator lamp 4lights up green continu-
ousl y.Prog ramming is comple te.
R Indicator lamp 40ashes green. Prog ram-
ming was successful. Additionall y,syn-
ch ronisation of thero lling code with the
door system must be car ried out. #
If indicator lamp 4does not light up or 0ash
gr een: repeat the procedure. #
Release all of the buttons.
% The remo tecont rolfo rth e door drive is not
included in the scope of delivery of thega rage
door opener.
Sync
Sync hr
hronising t
onising t he r
he rolling code
olling code
R
R eq
eq uir
uir ements:
ements:
R The door system uses a rolling code.
R The vehicle must be within range of thega rage
door or door drive. R
The vehicle as well as persons and objects are
located outside thera nge of mo vement of the
door. #
Press the prog ramming button on the door
drive unit.
Initiate the next step within appr oximately
30 seconds. #
Press pr eviously prog rammed button 1,2
or 3 repeatedly until the door closes.
When the door closes, prog ramming is com-
ple ted.
% Please also read the operating instructions for
th e door drive.
T T r
roubleshoo
oubleshoo ting when pr
ting when progr ogramming t
amming t he r
he remo te
emo te
contr
contr ol
ol #
Check if the transmitter frequency of remo te
cont rol5 is suppor ted. #
Replace the batteries in remo tecont rol5. #
Hold remo tecont rol5 atvarious angles from
a distance of 1 cm to8 cm front of the inside
re arview mir ror.Yo u should test every position
fo r at least 25 seconds before trying ano ther
position. 214
214
Driving and parking

#
Hold remo tecont rol5 atthe same angles at
va rious distances in front of the inside rear
view mir ror.Yo u should test every position for
at least 25 seconds before trying ano ther
position. #
Onremo tecont rolsth at transmit only for a
limited period, press button 6onremo te
cont rol5 again before transmission ends. #
Angle the aerial line of thega rage door opener
unit towa rdsth ere mo tecont rol.
% It is possible that older garage doors cannot
be operated using there mo tecont rol in the
inside rearview mir roreve n aTer you ha ve
successfully per form ed the measures descri-
bed abo ve. If this is the case, contact the
HomeLink ®
Hotline.
% Support and additional information on pro-
gramming:
R Onthe HomeLink ®
Hotline on (0) 08000
466 354 65 or +49 (0) 6838 907-277
R Onthe Internet at https://
www.homelink.com Opening or closing t
Opening or closing t he g he gar
arag
ag e door
e door
R
R eq
eq uir
uir ements:
ements:
R The cor responding button is prog rammed to
operate the door. #
Press and hold buttons 1,2or3 until the
door opens or closes. #
If indicator lamp 40ashes yellow aTer
appr oximately 20 seconds: press and hold the
pr ev iously pressed button again until the door
opens or closes.
Clear
Clear ing t
ing the g
he gar
arag
ag e door opener memory
e door opener memory #
Press and hold buttons 1and 3.
Indicator lamp 4lights up yello w. #
If indicator lamp 40ashes green: release
buttons 1and 3.
The entire memory has been dele ted. Electr
Electr
ic par
ic parking br
king br ake
ake F
F
unction of t
unction of t he electr
he electric par
ic parking br
king br ak
ake (appl
e (appl ying
ying
aut
aut omaticall
omaticall y)
y) &
W WARNING ARNING Risk of accident and inju rydue
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.
R operate vehicle equipment and become
trapped, forex ample.
In addition, thech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake.
R changing the transmission position.
R starting theve hicle. #
Never lea vechildren unattended in the
ve hicle. Driving and parking
215
215

Ov
Ov
er
ervie
vie w and oper
w and oper ation
ation N
No
ot
tes on t
es on t he MBUX multimedia syst
he MBUX multimedia syst em
em&
W
W ARNING
ARNING Risk of dist raction from infor-
mation systems and communications
equipment
If yo u operate information systems and com-
munication devices integ rated in theve hicle
when driving, you could be distracted from the
tra1c situation. This could also cause youto
lose control of theve hicle. #
Only operate this equipment when the
tra1c situation pe rmits. #
Ifyo u cannot be sure of this, stop the
ve hicle whilst paying attention toroad
and tra1c conditions and operate the
equipment with theve hicle stationar y. Yo
u must obser vethe legal requ irements forthe
count ryin which you are cur rently driving when
ope rating the multimedia system.
Depending on the equipment, the scope of func-
tion and product designation of your MBUX multi-
media system may di.er from the description and images in
this Owner's Manual. Forex ample,
ro ute guidance with augmented reality is not avail-
able in all equipment variants. Ov Ov
er
ervie
vie w of t
w of t he MBUX multimedia sy
he MBUX multimedia sy st
stem
em 1
Touch Control and control panel forth e MBUX
multimedia system
2 Media display with touch functionality 3
Touchpad
4 Controller
Turn: adjusts thevo lume
Press brie0y: switches the mute function
on/o.
Press and hold: switches the MBUX multime-
dia system or media display on or o.
5 Buttons for navigation, radio/media and tele-
phone
6 Buttons forve hicle functions/system settings
and favo urites/themes
Fu rther operating options:
R Conducting a voice dialogue with LINGU A-
TRONIC.
R Ope rating functions contact-free with the
MBUX Interior Assistant.
% You can /nd fur ther information about opera-
tion as well as about applications and ser v-
ices in the Digital Owner's Manual.
Anti-t Anti-theT heTprot
pr otection
ection
This device is equipped with tech nical pr ovisions
to protect it against theT. More de tailed informa- MBUX multimedia system
285
285

Cr
Cr
osswind Assist
osswind Assist
Fu nction/no tes...................................... 223
Cr
Cr uise contr
uise contr ol
ol
Ac tivating............................................... 230
Buttons.................................................. 230
Calling up a speed................................. 230
Deactivating........................................... 230
Fu nction................................................ 229
Maximum design speed.......................... 178
Re quirements:....................................... 230
Selecting............................................... 230
Setting a speed...................................... 230
St oring a speed...................................... 230
System limitations.................................. 229 D D
Dam
Dam ping adjus
ping adjus tment
tment.................................... 254
Dashboard
Dashboard see Cockpit
Dashcam
Dashcam Notes..................................................... 306
Selecting a USB device......................... .307
St arting/stopping a video recording...... .307 Dat
Dat a acq
a acq uisition
uisition
Ve hicle..................................................... 42
Dat
Dat a pr ot
a pr otection r
ection r ights
ights
Data storag e............................................ 45
Dat
Dat a st
a st or
orage
age
Data pr otection rights............................. .45
Electronic control units............................ 42
Online services....................................... .44
Ve hicle..................................................... 42
Deactiv Deactiv ating t
ating the alar
he alar m (AT
m (ATA)
A)........................ .100
Dealer
Dealer ship
ship
see Quali/ed specialist workshop
Declar
Declar ation of conf
ation of conf or
ormity
mity
Elect romagnetic compatibilit y.................. 29
Impor ter addresses.................................. 36
Jack.........................................................36
Speci/c absor ption rate........................... 29
TIREFIT kit................................................ 37
Wi reless vehicle component s................... 29
Decor
Decor ativ ative f
e f oil (cleaning ins
oil (cleaning instr tructions)
uctions)........... 341
DeN
DeNOx ag Ox ag ent
ent
see AdBlue ® Des
Destination entry
tination entry
Entering a POI or addres s....................... 302
Det
Det ecting inatt
ecting inatt entiv
entiveness
eness
see ATTENTION ASSIST
Diagnos
Diagnostics connection tics connection.................................. 39
Diesel
Diesel Low outside tempe ratures...................... 396
No tes..................................................... 396
Digit
Digit al Owner's Manual
al Owner's Manual.................................. 22
Dingh
Dingh yto
y to wing
wing
see Tow- bar system
Dipped beam
Dipped beam Changing bulbs..................................... .145
DIRECT SELECT lev
DIRECT SELECT lev er
er
Engageing reve rsege ar.......................... 184
Engaging drive position.......................... 185
Engaging neutral................................... .184
Engaging park position automaticall y...... 184
Fu nction................................................ 183
Selecting park position........................... 184
Displa
Displa y (car
y (care)
e)............................................... 343
Displa
Displa y (MBUX multimedia syst
y (MBUX multimedia syst em)
em)
Home sc reen.........................................2 86 Index
499
499

Sulphur content....................................
.395
Ta nk content.......................................... 397
F
F uel consump
uel consump tion indicat
tion indicator
or
Calling up.............................................. 181
F
F unction seat
unction seat
see Door cont rol panel
F
F uses
uses
Before replacing a fuse.......................... 364
Fu se assignment diag ram. ...................... 364
Fu se box in the engine compartment......3 65
Fu se box in the front passenger foot-
we ll........................................................ 366
Fu se box in the load compartment......... 367
No tes..................................................... 364 G
G
Gar Gar ag
age door opener
e door opener
Clea ring the memory.............................. 215
Gar Gar ag
age door openers
e door openers
Opening/closing the door......................2 15
Prog ramming buttons............................. 213
Re solving problems................................ 214
Syn chronising thero lling code................ 214
Gear
Gear shiT shiT r
recommendation
ecommendation................... 183, 186 Genuine par
Genuine par
ts
ts................................................ 25
Glide mode
Glide mode.................................................. 187
Gr Gr oss mass
oss mass.................................................. 392 H
H
Handbr
Handbr ake
ake
see Electric parking brake
Handling c
Handling c har
haract
act er
eris
istics (unusual)tics (unusual) ................ 368
Hazar
Hazar d w
d war
arning lights
ning lights................................... 137
Head r
Head r es
estrtraint
aint
Fr ont (adjusting mechanically)................ 108
Re ar (adjusting)..................................... .109
Re ar (removing//tting)........................... 110
Head-up displ ay
Head-up display
Adjusting brightness (on-board com-
puter).................................................... 283
Ad justing display elements (on-board
co mp uter).............................................. 283
Care...................................................... 343
Fu nction................................................ 282
Menu (on-boa rdcomputer)..................... 283
Operating the memory function.............. 115 Setting
the position (on-board com-
puter).................................................... 283
Switching on/o.....................................2 84
Headlam
Headlam p p0ashing
0ashing ........................................ 136
Headlam
Headlam ps
ps
see Automatic driving lights
Heating
Heating see Climate control
Help call
Help call see Mercedes-Benz emer gency call system
High beam
High beam Activating/deactivating.......................... 136
High beam
High beam see Adaptive Highbeam Assist
see Adaptive Highbeam Assist Plus
High-pr
High-pr essur
essure cleaner (car
e cleaner (car e)
e)........................ 339
High-v
High-v olt
oltag
age batt
e batt ery
ery
Char geleve l displa y............................... 211
Charg ing cable control panel.................. 200
Charging duration.................................. 404
Connection types...................................4 04
Ending thech arging process (alternat-
ing cur rent, mode 2/3).......................... 206 508 508
Ind
ex

Setting................................................... 297
Light adjus
Light adjustment tment
Low beam (d riving abroad).................... .134
Light switch
Light switch
Overview................................................ 134
Lighting
Lighting
see Interior lighting
see Lights
Lights Lights Active headlamps................................... 137
Ad aptive Highbeam Assis t...................... 139
Ad aptive Highbeam Assist Plu s............... 140
Au tomatic driving lights......................... .135
Changing bulbs...................................... 143
City lighting............................................ 138
Combination switc h............................... 136
Cornering light....................................... 138
Driving abroad (low beam light adjust-
ment)..................................................... 134
Hazard warning lights............................. 137
Headlamp 0ashing................................. 136
Headlamp range.................................... .135
High beam............................................. 136
Intelligent Light System.......................... 137 Light switch........................................... 134
Low beam.............................................. 134
Mo
torw ay mode.................................... .138
Pa rking lights......................................... 134
Re ar fog light......................................... 134
Re sponsibility for lighting systems.......... 134
Setting theex terior lighting switch-o.
delay time.............................................. 141
St anding lights....................................... 134
Switching the Intelligent Light System
on/o....................................................1 38
Switching the sur round lighting on/o.... 142
Tu rn signal indicator............................... 136
Limit
Limit er er
Ac tivating............................................... 230
Buttons.................................................. 230
Calling up a speed................................. 230
Deactivating........................................... 230
Fu nction................................................ 229
Maximum design speed.......................... 178
Pa ssive mode......................................... 229
Pe rm anent setting.................................. 232
Re quirements........................................ 230
Selecting............................................... 230
Setting a speed...................................... 230 St
oring a speed.............................. 230, 234
Switching o./deactivating.................... .234
Switching on/activating......................... 234
System limits......................................... 229
Limiting speed
Limiting speed
see Limiter
LIN LIN GUA
GUA TR
TRONIC
ONIC
Fu nction................................................ 289
St arting................................................ .289
Liv
Liv e
eTr
Tra1c
a1c Inf
Infor
ormation
mation
Switching the tra1c information dis-
play on................................................... 305
Load com
Load com par
partment
tment
Expanding..............................................1 19
Load com
Load com par
partment cov
tment cov er
er
Re moving//tting.................................... 123
Loading
Loading Bag hook.............................................. .126
Clo thes hook.........................................1 26
No tes..................................................... 116
Ro of luggage rack .................................. 127
Ti e-down eyes........................................ 126
Loading guidelines
Loading guidelines.......................................1 16 Index
511
511

see
Telephone
Model type
Model type see Vehicle identi/cation plate
MOExt
MOExt ended tyr
ended tyr es
es....................................... .348
Mot
Mot orwa
or wa y mode
y mode .......................................... .138
MUL
MUL TIBEAM LED
TIBEAM LED.......................................... 137
Multifunction st
Multifunction st eer
eering wheel
ing wheel
Overview of buttons............................... 279
Multifunction st
Multifunction st eer
eering wheel
ing wheel
see Steering wheel
Multimedia syst
Multimedia syst em
em
see MBUX multimedia system N
N
N
N a
avig
vig ation
ation
Ac tivating............................................... 300
No tes..................................................... 299
Overview................................................ 301
Sh ow ing/hiding the menu...................... 300
Na Na vig
vigation
ation
see Destination entry
see Map
see Route N
N eutr eutr al
al
Engaging................................................ 184
N
Noise oise
Wheels and tyres................................... 368
Wheels/tyres......................................... 368 O O
Occupant safe
Occupant safe ty
ty
see Airbag
see Automatic co-driver airbag shuto.
see Automatic measures aTer an accident
see Child seat
see Pets in theve hicle
see Post-collision brake
see PRE-SAFE ®
(anticipa tory occu-
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
see Restraint system
see Seat belt
Oil Oil see Engine oil
On-boar
On-boar d com
d comput
puter
er
Displa yingthe service due dat e.............. 330 Head-up display menu............................ 283
Instrument displa
y................................. 282
Menu overview.......................................2 79
Operating.............................................. 279
On-boar
On-boar d diagnos d diagnostics int tics interf
erface
ace
see Diagnostics connection
On-boar
On-boar d electr
d electrical syst
ical syst em batt
em batter
ery (12 V)
y (12 V)
Charging................................................ 357
Re placing.............................................. .358
St arting assis tance............................... .357
On-boar On-boar d electr
d electronics
onics
Engine electronics................................. 389
No tes..................................................... 389
Tw o-w ayradios...................................... 389
on-demand f on-demand f eature
eature
Ac tivating................................................. 26
No tes...................................................... .26
Online ser
Online ser vices
vices
Data storag e............................................ 44
Online ser
Online ser vices
vices
see In-Car O1ce
Open-sour
Open-sour ce
cesoTw
soTw are
are.................................... 45 514
514
Index