2021 MERCEDES-BENZ A-CLASS HATCHBACK phone

Ins
Ins
tr
trument displa
ument displa y and on-boar
y and on-boar d com-
d com-
put
put er
er
Fu nction/no tes...................................... 277
Int
Int ellig
ellig ent Light Syst
ent Light Syst em
em
Ac tivating/deactivating.......................... 138
Ac tive headlamps................................... 137
Ad aptive Highbeam Assis t...................... 139
Ad aptive Highbeam Assist Plu s............... 140
City lighting............................................ 138
Cornering light....................................... 138
Mo torw ay mode.................................... .138
Overview................................................ 137
Int Int ellig
ellig ent oper
ent oper ating-mode s
ating-mode str trat
at egy
egy
see Route-based operating-mode strategy
Int
Int er
erior lighting
ior lighting
Ad justing............................................... 142
Ambient lighting.................................... .142
Re ading lamp......................................... 142
Switch-o. delay time.............................. 143
Int
Int er
erior pr ot
ior pr otection
ection
Fu nction................................................ 101
Priming/deactivating............................. 101
Int
Int er
erne
ne t r
t radio
adio
see TuneIn iPhone
iPhone
®
®
see Smartphone integ ration
ISOFIX c
ISOFIX c hild seat anc
hild seat anc hor
hor
Seats suitable for attaching...................... 68
ISOFIX c
ISOFIX c hild seat secur
hild seat secur ing syst
ing syst em
em
Fi tting...................................................... 70 J
J
Jack Jack Declaration of conformity......................... 36
Storage location.................................... .377
Jum Jum p-st
p-st ar
art connection
t connection
General no tes....................................... .355 K
K
K K e ey
y
Ac oustic locking veri/cation signal.......... .83
Ac tivating/deactivating pre-entry cli-
mate control.......................................... 156
Battery..................................................... 84
Deactivating a function............................ 83
Emer gency key......................................... 84
Energy consum ption................................ 83
Fu nction overview.................................... 82 Ke
yring attachment................................. 84
Problem................................................... 85
Unlocking setting..................................... 83
KEYLESS-GO KEYLESS-GO Deactivating a function............................ 83
Locking/unlocking theve hicle................. 87
Problem................................................... 88
Unlocking setting.................................... .83
Kic Kic kdo
kdo wn
wn
Using..................................................... 186
Knee airbag
Knee airbag.................................................... 53 L
L
Lamp
Lamp see Interior lighting
Lam
Lam p (ins
p (instr trument displa
ument displa y)
y)
see Warning/indicator lamp
Lane det
Lane det ection (aut
ection (aut omatic)
omatic)
see Active Lane Keeping Assist
Lane K
Lane K eeping Assist
eeping Assist
see Active Lane Keeping Assist
Language
Language Notes..................................................... 297 510
510
Index

Setting
route-based speed adap tation.... 238
Setting the air distribution...................... 155
Setting the stationary heater/ventila-
tion........................................................ 160
St andby mode function.......................... 218
MBUX multimedia syst
MBUX multimedia syst em em
see Displ ay(MBUX multimedia system)
see MBUX Interior Assistant
Media Media Overvi ewofthe functions and symbols.. .324
Media mode Media mode Connecting Blue tooth ®
audio equip-
ment..................................................... .325
Medical aids
Medical aids................................................... 41
Memor
Memor y function
y function
Fu nction................................................ 114
Head-up display — Calling up stored
settings.................................................. 115
Head-up display — Storing settings......... 115
Operating............................................. .115
Outside mir rors — Calling up stored
settings................................................. .115
Outside mir rors —St oring settings.......... 115
Seat — Calling up stored settings........... .115 Seat —
Storing settings.......................... .115
Menu (on-boar
Menu (on-boar d com
d comput
put er)
er)
Head-up displa y..................................... 283
Overview................................................ 279
Mer
Mer cedes me app
cedes me app
Information............................................ 317
No tes...................................................... .26
on-demand feature................................... 26
Mer Mer cedes me calls
cedes me calls
Ar ranging a service appointment............ 313
Calling the Mercedes-Benz customer
centre.................................................... 312
Calling the Mercedes-Benz Customer
Centre aTer automatic accident or
breakdown de tection............................. 313
Consenting todata transfer.................... 314
Information............................................ 312
Making a call via theove rhead control
panel..................................................... 311
Tr ansfer red data..................................... 314
Mer Mer cedes me connect
cedes me connect
Ac cident and Breakdown Managemen t...3 16
Information............................................3 15
Tr ansfer red data..................................... 317 Mer
Mer
cedes-
cedes- AMG v
AMG vehicles
ehicles
No tes..................................................... 162
Mer
Mercedes-Benz emerg cedes-Benz emerg ency call sy st
enc y call sy stem
em
Au tomatic emer gency call...................... 320
Information........................................... .320
Information about data transfer.............. 322
Manual emer gency call.......................... 321
Overview................................................ 320
Self-diagnosis........................................ 322
St arting/ending ERA-GLONASS test
mode..................................................... 323
Mer
Mercedes-Benz ser cedes-Benz ser vice centre vice centre
see Quali/ed specialist workshop
Messag
Messag e (ins
e (instr
trument displa
ument displa y)
y)
see Displ aymessage
Messag
Messag e memory
e memory......................................... 409
Mirr
Mirr ors
ors
see Outside mir rors
Mobile phone
Mobile phone Frequencies........................................... 390
No tes on wireless chargin g.................... 130
Tr ansmission output (maximum )............. 390
Mobile phone
Mobile phone see Smartphone integ ration Index
513
513

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

Con
venience closing............................... .94
Con venience opening.............................. .94
Opening with theke y................................ 94
Opening/closing...................................... 92
Problem................................................... 95
Ra in closing function................................ 93
Sliding sunr Sliding sunr oof
oof
Au tomatic functions................................. 98
Closing................................................... .95
Closing using theke y............................... 94
Opening................................................... 95
Opening wi th theke y................................ 94
Problem................................................... 99
Ra in-closing feature................................ .98
Smar
Smar tphone
tphone
see Sma rtphone integ ration
see Telephone
Smar
Smar tphone int
tphone int egr
egration
ation
Overview................................................ 319
Sno
Sno w c
w chains
hains................................................3 68
Soc ke
Soc ket (12 V)
t (12 V)
Boot/luggage compartment................... 128
Fr ont centre console.............................. 128 Soc
ke
Soc ket (115 V)
t (115 V)
Re ar....................................................... 129
SoTw
SoTw are
areupdate
update
System updates.................................... .294
Sound
Sound PRE-SAFE ®
Sound................................... 60
Sound menu
Sound menu Functions overview................................ 329
Spar
Spar e wheel
e wheel
see Collapsible spare wheel
see Emer gency spa rewheel
Specialis
Specialis t w
t work
ork shop
shop
see Quali/ed specialist workshop
Speci/c
Speci/c absorp
absorption r
tion rate
ate................................. 29
Speed Limit Assist
Speed Limit Assist Function/no tes...................................... 246
Setting................................................... 247
System limitations.................................. 246
Speed limit f
Speed limit f or wint
or winter tyr
er tyres
es
Setting................................................... 232
St St andb andb y mode
y mode
Ac tivating/deactivating.......................... 219
Fu nction................................................ 218 S
S
t
tanding lights
anding lights............................................ .134
St
St ar
art-o.
t-o. assist
assist
Ac tivating............................................... 227
Fu nction................................................ 227
St
St ar
art/st
t/st op butt
op butt on
on
Pa rking theve hicle................................. 211
St arting theve hicle............................... .166
Switching on the po wer supply/vehicle.. 165
St
St ar
art/st
t/st op function
op function
see ECO start/stop function
St
St art
art er batt
er batt ery
ery
Charging (Remo teOnline)..................... .167
St
St ar
arting
ting
see Vehicle
St
St ar
arting assist
ting assist ance
ance
see Jump-start connection
St
St ar
arting-o.
ting-o. aid
aid
see Hill Start Assist
St
St ationar
ationar y heat
y heat er/v
er/ventilation
entilation
Ac tivating/deactivating (control panel)... 159
Setting (MBUX multimedia system)......... 160
S
S TEER C
TEER C ONTR
ONTROL
OL
Fu nction/no tes...................................... 224 520
520
Index

To
ngue weight........................................ 407
To wing capacity (trailer operation ).......... 406
T
T elephone
elephone
Connecting a mobile phone (Passke y).... 311
Connecting a mobile phone (Secure
Si mp lePa iring)....................................... 311
Fu nctions in thete lephone menu............ 311
No tes..................................................... 308
No tes on wireless charging (mobile
phone)................................................... 130
Operating modes................................... 310
Te lephone menu overview......................3 10
Wi reless charging (mobile phone)........... 131
T
T elephon elephon y oper
y operating modes
ating modes
Blu etoo th®
telephony............................. 310
T
T em
em per
per ature
ature
Setting theve hicle interior temp era-
ture....................................................... 153
Themes
Themes
Fastening.............................................. .293
Thr
Thr ough-loading f
ough-loading f eature
eature
see Load compartment
see Seat
T
T ie-do
ie-do wney
wn eyes
es.............................................. 126 TIREFIT kit
TIREFIT kit
Declaration of conformity......................... 37
St orage location............................ .349, 350
Using..................................................... 350
T
T o switc
o switc h on t
h on the ignition
he ignition
see Vehicle
T T ongue w ongue w eight
eight.............................................. 407
T
T ool
ool
see Vehicle tool kit
T
T op Tet
op Tether
her...................................................... 72
T
T opping up
opping up
Topping up AdBlue ®
.............................. .192
T
T ouc
ouc h Contr
h Contr ol
ol
On-board computer................................ 279
Operating.............................................. 287
T
T ouc
ouc hpad
hpad
Operating.............................................. 287
T
T ouc
ouc hscr
hscr een
een
Operating.............................................. 287
Tow
Tow -awa
-a wa y pr ot
y pr otection
ection
Fu nction................................................ 100
Priming/deactivating............................. 101
Tow
Tow -bar syst
-bar syst em
em............................................ 276 T
T
o
o w
w -st
-st ar
arting
ting................................................. 364
To
To wing away
wing away................................................. 360
To
To wing eye
wing eye
Fi tting.................................................... 363
St orage location..................................... 363
To
To wing met
wing met hods
hods................................... 358, 359
Tr
Tr a1c
a1c inf
infor
ormation
mation
Switching on the displa y......................... 305
Tr
Tr a1c
a1c Sign Assist
Sign Assist
Fu nction/no tes...................................... 247
Setting................................................... 249
System limits......................................... 247
Tr
Tr ailer hitch
ailer hitch
Axle load................................................ 408
Bic ycle rack ........................................... 274
Care...................................................... 342
Coupling up/uncoupling a trailer............ 272
Fa stening points.................................... 406
Fo lding the ball neck out/in................... 271
General no tes....................................... .405
Mounting dimensions............................. 406
No tes..................................................... 270
Overhang dimension.............................. 406
Soc ket................................................... 272 522 522
Index

W
W
indo
indo w
wliTer
liTer
see Side windo ws
W
W indo ws
indo ws
Care...................................................... 342
W
W indo ws
indo ws
see Side wind ows
W
W indscr
indscr een
een
Demisting.............................................. 153
Re placing the wiper blades.....................1 46
W
W indscr
indscr een
een
see Windsc reen
windscr
windscr een w
een washer
asher 0uid
0uid
No tes..................................................... 402
W
W indscr
indscr een w
een washer syst
asher syst em
em
To pping up............................................ .336
W
W indscr
indscr een wipers
een wipers
Ac tivating/deactivating.......................... 145
Re placing the wiper blades.....................1 46
W
W ing
ing
see Front wheel ar ch
W
W int
int er oper
er oper ation
ation
Snow chains.......................................... 368 W
W int
int er tyr
er tyr es
es
Setting the permanent speed limit..........2 32
W
W iper blades
iper blades
Care...................................................... 342
Re placing (windscreen).......................... 146
W W ir
ireless c
eless c har
harging
ging
Fu nction/no tes...................................... 130
Mobile phone......................................... 131
W
W ir
ireless com
eless com ponents
ponents
Impor ter addresses.................................. 36
W
W ir
ireless v
eless v ehicle com
ehicle com ponents
ponents
Declaration of conformity......................... 29
Speci/c absor ption rate........................... 29
W
W ork ork shop
shop
see Quali/ed specialist workshop Index
527
527