2021 MERCEDES-BENZ A-CLASS SALOON Owners Manual

Fu
nction................................................ 249
Opening the camera co ver (360°
Camera)................................................ 254
Switching automatic operation on/o.
(360° Camera)...................................... 254
R
R e
ev
ver
er sing lights (c
sing lights (c hanging bulbs)
hanging bulbs).................. 141
Rims (car Rims (car e) e).................................................. 336
R
R oll awa
oll awa y prot
y pr otection
ection
see HOLD function
R
R oller sunblind
oller sunblind
Sliding sunroof......................................... 97
R
R oof lining (car
oof lining (car e)
e).......................................... 337
R
R oof load
oof load.....................................................3 95
R
R oof lugg
oof lugg ag
age r
e r ack
ack
Loading.................................................. 123
Securing................................................ 123
R
R oute
oute
Calculating............................................. 297
Selecting options................................... 297
R
R out
out e guidance wit
e guidance wit h augment
h augment ed r
ed reality
eality
Ac tivating............................................... 297
Displaying street names and house
numbers................................................ 297 R
R out
out e-based oper
e-based oper ating-mode s
ating-mode strtrat
at egy
egy
Fu nction/no tes...................................... 171
R
R out
out e-based speed adapt
e-based speed adapt ation
ation
Fu nction................................................ 231
Setting.................................................. .232
R
R un-0at
un-0at c
char
har act
acter
eristics
istics
MOExtended tyres................................. 342
R
R unning-in not
unning-in not es
es.......................................... 162 S
S
Safe
Safe ty syst
ty syst ems
ems
see Driving saf ety sy stem
Sa fe
Safe ty v
ty vest
est.................................................. .340
Searc
Searc h light
h light
Switching on/o. (contactless). .............. 285
Seat
Seat 4-waylumbar suppor t............................ 110
adjusting (electrically)............................ 110
Ad justing (Seat Com fort)........................ 107
Ad justment (without Seat Com fort
Pa ckage)................................................ 105
Con/guring settings.............................. .112
Cor rect driver's seat position................. 104 Fo
lding back the backrest (rear)............. 122
Fo lding the backrest forw ards (rear)...... .120
Locking the backrest (rear).................... 122
Operating the memory function.............. 117
Re setting the settings............................ 112
Setting options......................................... 18
Seat belt Seat belt Activating/deactivating seat belt
adjustment.............................................. 51
Care...................................................... 337
Fa stening................................................. 50
Pro tection................................................ 48
Re ar seat belt status displ ay..................... 52
Re duced pr otection.................................. 49
Re leasing................................................. 51
Seat belt adjustment (function)................ 51
Wa rning lamp........................................... 51
Seat belt adjus Seat belt adjustment tment
Ac tivating/deactivating............................ 51
Fu nction.................................................. 51
Seat belt t
Seat belt t ensioners ensioners
Ac tivation................................................ 47
Seat belt w
Seat belt w ar
ar ning
ning
see Seat belt 510
510
Index

Seat cov
Seat cov
er (Car
er (Care)
e)......................................... 337
Seat heating
Seat heating Activating/deactivating.......................... 113
Seat v
Seat v entilation
entilation
Switching on/o..................................... 113
Selecting a g
Selecting a g ear
ear
see Changing gears
Select
Select or lev
or lever
er
see DIRECT SELECT le ver
Self-t
Self-t est
est
Au tomatic front passenger airbag shut
o............................................................. 57
Sensor
Sensor s (car
s (care)
e)............................................. 336
Ser
Ser vice
vice
see ASSY STPLUS
Ser
Ser vice cent re
vice centre
see Quali/ed specialist workshop
Ser
Ser vice int
vice int erv
erval display
al display
see AS SYST PLUS
Se
Se tting a speed
tting a speed ............................................ 172
Se
Se tting a speed
tting a speed
see Cruise control Se
Se
tting t
tting t he map scale
he map scale
see Map
ShiT
ShiT paddles
paddles
see Steering wheel gearshiT paddles
ShiTing
ShiTing g
gears
ears
GearshiT recommendation............ .177, 180
Side airbag
Side airbag..................................................... 52
Side im Side im pact prot
pact pr otection
ection ................................. 256
Side windo ws
Side windo ws
Au tomatic function.................................. .95
Child saf ety lock in there ar..................... .80
Closing using theke y............................... 96
Co nve nience closing............................... .96
Con venience opening.............................. .95
Opening with theke y................................ 95
Opening/closing...................................... 94
Problem................................................... 96
Ra in closing function................................ 95
Sliding sunr
Sliding sunr oof oof
Au tomatic functions................................. 99
Closing................................................... .97
Closing using theke y............................... 96
Opening................................................... 97
Opening wi th theke y................................ 95 Problem................................................. 100
Ra in-closing feature................................ .99
Smar
Smar tphone tphone
see Sma rtphone integ ration
see Telephone
Smar
Smar tphone int
tphone int egr
egration
ation
Overview................................................ 313
Sno
Sno w c
w chains
hains................................................3 63
Soc ke
Soc ket (12 V)
t (12 V)
Boot/luggage compartment................... 125
Fr ont centre console.............................. 125
Soc ke
Soc ket (115 V)
t (115 V)
Re ar....................................................... 125
SoTw
SoTw are
areupdate
update
System updates.................................... .288
Sound
Sound PRE-SAFE ®
Sound................................... 59
Sound menu
Sound menu Functions overview................................ 323
Spar Spar e wheel e wheel
see Emer gency spa rewheel
Specialis
Specialis t w
t w ork
ork shop
shop
see Quali/ed specialist workshop Index
511
511

Speci/c
Speci/c
absorp
absorption r
tion rate
ate................................ .29
Speed Limit Assist
Speed Limit Assist
Function/no tes...................................... 240
Setting................................................... 241
System limi tations.................................. 240
Speed limit f
Speed limit f or wint
or winter tyr
er tyres
es
Setting................................................... 226
St
St andb
andb y mode
y mode
Ac tivating/deactivating.......................... 213
Fu nction................................................ 212
St
St anding lights
anding lights............................................. 130
St
St ar
art-o.
t-o. assist
assist
Ac tivating............................................... 221
Fu nction................................................ 221
St
St ar
art/st
t/st op butt
op butt on
on
Pa rking theve hicle................................. 205
St arting theve hicle............................... .160
Switching on the po wer supply/vehicle.. 159
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)...................... 161 S
S t
tar
ar ting
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 heater/v
er/ventilation
entilation
Ac tivating/deactivating (control panel)... 153
Setting (MBUX multimedia system)......... 154
S
S TEER C
TEER C ONTR
ONTROL
OL
Fu nction/no tes...................................... 218
St
St eer
eer ing wheel
ing wheel
Ad justing (manual ly).............................. .114
Buttons..................................................2 73
Care...................................................... 337
St eering wheel heater............................ 115
St
St eer
eer ing wheel
ing wheel g
gear
ear shiT
shiT paddles
paddles.................. 179
St
St eer
eer ing wheel heat
ing wheel heat er
er
Ac tivating/deactivating.......................... 115
St ow
St ow ag
age ar
e ar eas
eas
see Loading
see Stow age space S S
t
to
o w
w ag
ag e com
e com par
partments
tments
see Loading
see Stow age space
St ow
St ow ag age space
e space
Armrest................................................. 120
Centre console..................................... .120
Door...................................................... 120
Glo vecompartmen t............................... 120
S S tr
tr ee
ee t names and house numbers
t names and house numbers
Displaying.............................................. 297
Sugg
Sugg es
estions tions
Con/guring............................................ 287
Sulphur cont
Sulphur cont ent
ent........................................... 387
Surr
Surr ound lighting
ound lighting
Switching on/o..................................... 138
Surr
Surr ound V
ound V iew
iew
see 360° Camera
Suspension
Suspension Adaptive damping adjustmen t................248
Damping characteristics........................ .248
S
S VHC (subst
VHC (subst ances of v
ances of v er
ery high concer
y high concer n)
n)........40
Switc
Switc h-o.
h-o.dela
delay time
y time
Exterior.................................................. 137 512
512
Ind
ex

Interior..................................................
.139
Sync
Sync hr
hronisation function
onisation function
Ac tivating/deactivating (control panel)... 149
Ac tivating/deactivating (MBUX multi-
media system)....................................... 149
Syst
Syst em se
em se ttings
ttings
Overview of the system settings menu.... 288
Re set function (MBUX multimedia sys-
te m)....................................................... 292
Syst
Syst em se
em se ttings
ttings
see Language T
T
T
T ailpipes (car
ailpipes (car e)
e)............................................. 336
T
T ak
ak e-bac
e-bac k of end-of-lif
k of end-of-lif e v
e vehicles
ehicles
Pr otection of the environment.................. 24
T
T ank cont
ank cont ent
ent
Ad Blue ®
................................................ .391
Fu el....................................................... 389
Re ser ve(fuel)........................................ .389
T
T ec
ec hnical data
hnical data
Axle load (trailer operation).................... 399
Component-speci/c information............ 383 Fa
stening points (t railer hitch)................ 397
Information............................................ 381
Mounting dimensions (trailer hitch)........ 397
No tes (trailer hitch)................................ 397
Overhang dimension (trailer hitch)......... .397
Re gula tory radio identi/cation (Indo-
nesia).................................................... 383
Re gula tory radio identi/cation of
small component s.................................. 383
To ngue weight........................................ 399
To wing capacity (trailer operation ).......... 398
T T elephone
elephone
Connecting a mobile phone (Passke y).... 305
Connecting a mobile phone (Secure
Si mp lePa iring)....................................... 305
Fu nctions in thete lephone menu............ 305
No tes..................................................... 302
No tes on wireless charging (mobile
phone)................................................... 126
Operating modes................................... 304
Te lephone menu overview...................... 304
Wi reless charging (mobile phone)........... 128
T
T elephon elephon y oper
y operating modes
ating modes
Blu etoo th®
telephony............................. 304 T
T
em
em per
per ature
ature
Setting theve hicle interior temp era-
ture....................................................... 147
Themes
Themes Fastening.............................................. .287
Thr
Thr ough-loading f
ough-loading f eature
eature
see Seat
T
T ie-do
ie-do wney
wn eyes
es.............................................. 123
TIREFIT kit
TIREFIT kit Declaration of conformity......................... 37
Storage location............................ .343, 344
Using..................................................... 344
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.............................................. 399
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 ®
.............................. .186
T
T ouc
ouc h Contr
h Contr ol
ol
On-board computer................................ 273
Operating.............................................. 281 Index
513 513

T
T
ouc
ouc hpad
hpad
Operating............................................. .281
T
T ouc
ouc hscr
hscr een
een
Operating.............................................. 281
Tow
Tow -awa
-a wa y pr ot
y pr otection
ection
Fu nction................................................ 102
Priming/deactivating............................. 102
Tow
Tow -bar syst
-bar syst em
em............................................ 270
Tow
Tow -st
-star
arting
ting................................................. 359
To
To wing away
wing away................................................. 356
To
To wing eye
wing eye
Fi tting.................................................... 359
St orage location..................................... 359
To
To wing met
wing met hods
hods................................... 354, 355
Tr
Tr a1c
a1c inf
infor
ormation
mation
Switching on the display......................... 299
Tr
Tr a1c
a1c Sign Assist
Sign Assist
Fu nction/no tes...................................... 241
Setting................................................... 243
System limits......................................... 241
Tr
Tr ailer hitch ailer hitch
Axle load................................................ 399
Bic ycle rack ........................................... 268 Care...................................................... 336
Coupling up/uncoupling a trailer............ 266
Fa stening points.................................... 397
Fo lding the ball neck out/in................... 265
General no tes....................................... .397
Mounting dimensions............................. 397
No tes..................................................... 264
Overhang dimension.............................. 397
Soc ket................................................... 266
To ngue weight........................................ 399
To wing capacity.................................... .398
T
T r railer oper
ailer oper ation
ation
Ac tive Blind Spot Assist.......................... 245
Ac tive Lane Keeping Assist..................... 246
Bicycle rack ........................................... 268
Coupling up/uncoupling a trailer............ 266
Fo lding the ball neck out/in................... 265
No tes..................................................... 264
Soc ket................................................... 266
Tr
Tr ailer st
ailer st abilisation
abilisation
Fu nction/no tes...................................... 217
Tr
Tr ansmission
ansmission
Engaging neutral.................................... 178
Tr
Tr ansmission (pr
ansmission (pr oblem)
oblem)................................ 179 T
T
r
ransmission position displ ay
ansmission position displ ay....................... 177
Tr
Tr anspor
anspor ting
ting
Ve hicle.................................................. 357
Tr
Tr im element (Car
im element (Car e)
e)...................................... 337
T
T uneIn
uneIn
Calling up.............................................. 322
T
T ur
ur n signal indicat
n signal indicat or
or
Ac tivating/deactivating.......................... 132
T
T ur
ur n signal lights
n signal lights
Changing bulbs (rear)............................. 141
Tw
Tw o-wa
o-wa y r
y radios
adios
Fr equencies........................................... 382
No tes on ins tallation.............................. 381
Tr ansmission output (maximum )............. 382
T
T ype approv
ype appr oval number (EU)
al number (EU) ........................... 384
T
T yr
yr e
ein0ation
in0ation com
compr
pressor
essor
see TIREFIT kit
T
T yr
yr e pr
e pr essure
essure
Checking (tyre pressure moni toring
system).................................................. 366
No tes..................................................... 364
Re starting the tyre pressure loss
wa rning system...................................... 368 514 514
Index

Re
starting the tyre pressure monitor-
ing system............................................. 367
TIREFIT kit..............................................3 44
Ty re pressure loss warning system
(function)............................................... 367
Ty re pressure monitoring system
(function)............................................... 366
Ty re pressure table................................ .365
T
T yr
yr e pr
e pr essur
essur e loss w
e loss w ar
arning syst
ning syst em
em
Fu nction................................................ 367
Re starting.............................................. 368
T
T yr
yr e pr
e pr essur
essur e monit
e monit or
oring sy st
ing syst em
em
Checking the tyre pressures................... 366
Checking the tyre temp eratur e............... 366
Fu nction................................................ 366
Re starting.............................................. 367
T
T yr
yr e pr
e pr essur
essur e t
e table
able ...................................... .365
T
T yr
yr e t
e t em
em per
per ature
ature
Checking (tyre pressure monitoring
system)..................................................3 66
Ty re pressure monitoring system
(function)............................................... 366
T
T yr yr e tr
e tr ead
ead.................................................... 363 T
T
yr
yr e-c
e-c hang
hang e t
e tool kit
ool kit
Overview................................................ 372
T
T yr
yr es
es
Checking............................................... 363
Checking the tyre pressure (tyre pres-
sure monitoring system)......................... 366
Fi tting.................................................... 377
Flat tyre................................................. 342
Inter changing......................................... 371
MOExtended tyres................................. 342
Noise..................................................... 363
No tes on /tting...................................... 368
Re moving............................................... 376
Re placing...................................... .368, 373
Re placing the wheel trim........................ 373
Re starting the tyre pressure loss
wa rning system...................................... 368
Re starting the tyre pressure monitor-
ing system............................................. 367
Selection...............................................3 68
Snow chains.......................................... 363
St oring................................................... 372
TIREFIT kit.............................................. 344
Ty re pressure (No tes)............................. 364 Ty
re pressure loss warning system
(function)............................................... 367
Ty re pressure monitoring system
(function)............................................... 366
Ty re pressure table................................ .365
Unusual handling characteristics............ 363 U U
U
Unloc nloc king
king
see Locking/unlocking
U
Updat pdat es
es
Impor tant system updates...................... 288
USB port
USB port Front st owage compartmen t.................. 120
Re ar....................................................... 126 V
V
V
V ehicle
ehicle
Activating/deactivating standby mode... 213
Ad ditional door loc k................................. 86
Cor rect use............................................. .40
Data acquisition....................................... 42
Data storag e............................................ 42
Diagnostics connection............................ 38 Index
515 515

Equipment............................................... 26
Implied warrant y...................................... 41
Locking (automatically)............................ 88
Locking/unlocking (emer gency key)........ .89
Locking/unlocking (from inside)............... 87
Locking/unlocking (KEYLESS-GO)............ 87
Lo we ring................................................ 377
Medical aids............................................ 40
Pa rking up............................................. 212
QR code rescue car d............................... 41
Quali/ed specialist workshop.................. .39
Ra ising................................................... 374
REACH regulation.................................... 40
Re gistration............................................. 40
Setting collision de tection (par ked
ve hicle).................................................. 212
St andby mode function.......................... 212
St arting (emer gency ope ration mode ).... 160
St arting (Remo teOnline)........................ 162
St arting (start/stop but ton)................... 160
SV HC (substances of very high conce rn)..40
Switching o. (start/stop button)............ 205
Switching on (start/stop button)............ 159
To wing................................................... 270
Ve ntilating (con venience opening)........... .95V V
ehicle batt
ehicle batt ery
ery
see On-board electrical system battery (12 V)
V
V ehicle camera
ehicle camera
Information............................................ 214
V
V ehicle data
ehicle data
Displaying (DYNAMIC SELECT)............... 175
Ro of load............................................... 395
Ve hicle height....................................... .395
Ve hicle length........................................ 395
Ve hicle widt h......................................... 395
Wheelbase............................................. 395
V
V ehicle dimensions
ehicle dimensions...................................... 395
V
V ehicle emerg
ehicle emerg ency st
ency start
art............................... 359
V
V ehicle
ehicle identi/cation
identi/cation number
number
see VIN
V
V ehicle
ehicle identi/cation
identi/cation plate
plate
EU type appro val number....................... 384
Maximum gross vehicle weight............... 384
Pa int code............................................. 384
Pe rm issible axle load.............................. 384
VIN........................................................3 84
V
V ehicle int
ehicle int er
erior
ior
Cooling or heating (Remo teOnline)........ 161 V
V
ehicle key
ehicle key
see Key
V
V ehicle maint
ehicle maint enance
enance
see ASS YST PLUS
V
V ehicle sensors
ehicle sensors
Information............................................ 214
V
V ehicle soc ket
ehicle soc ket
Care...................................................... 336
Indicator lamps...................................... 195
V V ehicle t
ehicle t ool kit
ool kit
TIREFIT kit...................................... 343, 344
To wing eye............................................. 359
V
V entilating
entilating
Con venience opening.............................. .95
V
V entilation
entilation
see Climate control
V
V ents
ents
see Air vents
VIN
VIN Engine compartment.............................. 384
Identi/cation pla te................................. 384
Wi ndsc reen............................................ 384 516 516
Index

V
V
ision
ision
Demisting windo ws................................ 149 W
W
W
W ar
ar ning lamp
ning lamp
see Warning/indicator lamp
W
W ar
ar ning syst
ning syst em
em
see ATA (anti-theT alarm system)
W
W ar
ar ning tr
ning tr iangle
iangle
Re moving............................................... 340
Setting up.............................................. 341
W
W ar
ar ning/indicat
ning/indicat or lamp
or lamp
! ABSwarning lamp......................... 480
Ó Active Brake Assist warning lam p..4 79
J Brake system warning lamp (red)... 478
J Brake system warning lamp (yel-
low)....................................................... 477
ÿ Coolant warning lamp (red)........... 473
ÿ Coolant warning lamp (yellow).......4 75
! Electric parking brake indicator
lamp (red).............................................. 477 #
Electrical fault warning lamp
...................................................... 472, 476
; Engine diagnosis warning lamp...... 475
å ESP®
OFF warning lam p................ 481
÷ ESP®
wa rning lamp 0ashes........... 480
÷ ESP®
wa rning lamp lights up......... 481
æ Fuelreser vewarning lamp lights
up.......................................................... 476
Ù Powe r steering warning lamp
(red)...................................................... 472
_ Reduced warning lamp po wer....... 471
6 Restraint system warning lam p...... 469
ü Seat belt warning lamp 0ashes...... 470
ü Seat belt warning lamp lights up.... 471
Ú System er rorwa rning lam p........... 471
! The electric parking brake (yel-
low) indica tor lam p................................. 477
ï Trailer tow hitch warning lam p....... 473
h Tyre pressure monitoring sys-
te m wa rning lamp 0ashes....................... 482 h
Tyre pressure monitoring sys-
te m wa rning lamp lights up.................... 483
L Warning lamp for distance
wa rning function.................................... 479
Overview................................................ 468
PA SSENGER AIR BA G............................... 57
W
W arr arr anty
anty........................................................ 41
W
W ashing b
ashing b y hand (car
y hand (car e)
e)................................ 334
W
W at
at er t
er t ank
ank
see Air-water duct
W
W eat
eat her inf
her inf or
ormation
mation..................................... 299
W
W eb br ow
eb br owsers
sers
Overview................................................ 312
Wheel c
Wheel c hange
hange
Fi tting a new wheel................................ 377
Lo we ring theve hicle.............................. 377
Preparation............................................ 373
Ra ising theve hicle................................. 374
Re moving a wheel................................. .376
Re moving//tting hub caps..................... 373
Wheel c
Wheel c hange
hange
see Emer gency spa rewheel Index
517
517