2021 MERCEDES-BENZ A-CLASS HATCHBACK warning

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................................................... 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

Oper
Oper
ating
ating 0uids
0uids
Ad Blue ®
................................................ .398
Ad ditives (fuel)....................................... 396
Brake 0uid............................................. 401
Coolant (engine).................................... 401
Engine oil............................................... 399
Fu el (diesel)........................................... 396
Fu el (petrol)........................................... 395
No tes..................................................... 393
windsc reen washer 0uid......................... 402
Oper Oper ating safe
ating safe ty
ty
Declaration of conformity (elect ro-
magnetic compatibility)........................... .29
Declaration of conformity (jack)............... 36
Declaration of conformity (TIREFIT kit)...... 37
Declaration of conformity (wireless
ve hicle components)................................ 29
Informatio n.............................................. 27
Oper
Oper ating syst ating syst em
em
see On-boa rdcomputer
Output
Output see Powe r me ter
Outside mirr
Outside mirr ors
ors
Anti-dazzle mode (automatic)................. 150 Au
tomatic mir rorfo lding function........... 152
Fo lding in/out........................................1 49
Operating the memory function.............. 115
Pa rking position..................................... 151
Setting................................................... 149
Ov
Ov er
erhead contr
head contr ol panel
ol panel
Overview.................................................. 16
Owner's Manual Owner's Manual Vehicle equipment................................... 26
Owner's Manual (digit Owner's Manual (digit al)
al)................................. 22 P
P
P
P aint (cleaning ins
aint (cleaning ins tr
tructions)
uctions) ........................ .340
P
P aint code
aint code................................................... 392
P
P anor
anor ama sliding sunr
ama sliding sunr oof
oof
see Sliding sunroof
P
P ar
ar k position
k position
Engaging................................................ 184
Selecting automatically..........................1 84
P P ar
ar king
king
see Electric parking brake
P
P ar
ar king aid
king aid
see Parking Assist PARKTRONIC P
P
ar
ar king Assis
king Assist P t PARK
ARK TR
TRONIC
ONIC
Ac tivating............................................... 264
Ad justing warning tones......................... 264
Deactivating........................................... 264
Fu nction................................................ 261
Side impact pr otection........................... 262
System limitations.................................. 261
P P ar
ar king assist
king assist ance syst
ance systems
ems
see Active Parking Assist
P
P ar
ar king br
king br ake
ake
see Electric parking brake
P
P ar
ar king lights
king lights............................................... 134
P
P ar
ar king op
king op tion
tion
Selecting............................................... 305
P
P ar
ar king position
king position
Outside mir rors...................................... 151
St oring the position of the passenger
outside mir ror using reve rsege ar........... 152
P
P ar
ar king ser
king ser vice
vice
Selecting parking options...................... .305
P
P ar
ar king up
king up................................................... 218
P
P ar
ar titioning net
titioning net
At tach ing/removing............................... 124 Index
515
515

To
ngue weight........................................ 407
To wing capacity.................................... .406
T
T r
railer oper
ailer oper ation
ation
Ac tive Blind Spot Assist.......................... 251
Ac tive Lane Keeping Assist..................... 252
Bicycle rack ........................................... 274
Coupling up/uncoupling a trailer............ 272
Fo lding the ball neck out/in................... 271
No tes..................................................... 270
Soc ket................................................... 272
Tr
Tr ailer st
ailer st abilisation
abilisation
Fu nction/no tes...................................... 223
Tr
Tr ansmission
ansmission
Engaging neutral.................................... 184
Tr
Tr ansmission (pr
ansmission (pr oblem)
oblem)................................ 185
Tr
Tr ansmission position displ ay
ansmission position displ ay....................... 183
Tr
Tr anspor
anspor ting
ting
Ve hicle.................................................. 362
Tr
Tr im element (Car
im element (Car e)
e)...................................... 343
T
T uneIn
uneIn
Calling up.............................................. 328
T
T ur
ur n signal indicat
n signal indicat or
or
Ac tivating/deactivating.......................... 136 T
T
ur
ur n signal lights
n signal lights
Changing bulbs (rear)............................. 145
Tw
Tw o-wa
o-wa y r
y radios
adios
Fr equencies........................................... 390
No tes on ins tallation.............................. 389
Tr ansmission output (maximum )............. 390
T
T ype approv
ype appr oval number (EU)
al number (EU) ........................... 392
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).................................................. 371
No tes..................................................... 369
Re starting the tyre pressure loss
wa rning system...................................... 373
Re starting the tyre pressure monitor-
ing system............................................. 372
TIREFIT kit..............................................3 50
Ty re pressure loss warning system
(function)............................................... 372
Ty re pressure monitoring system
(function)............................................... 371
Ty re pressure table................................ .370 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................................................ 372
Re starting.............................................. 373
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................... 371
Checking the tyre temp eratur e............... 371
Fu nction................................................ 371
Re starting.............................................. 372
T
T yr
yr e pr
e pr essur
essur e t
e table
able ...................................... .370
T
T yr
yr e t
e t em
em per
per ature
ature
Checking (tyre pressure monitoring
system)..................................................3 71
Ty re pressure monitoring system
(function)............................................... 371
T
T yr
yr e tr
e tr ead
ead.................................................... 368
T
T yr
yr e-c
e-c hang
hang e t
e tool kit
ool kit
Overview................................................ 377
T
T yr
yr es
es
Checking............................................... 368
Checking the tyre pressure (tyre pres-
sure monitoring system)......................... 371
Fi tting.................................................... 382
Flat tyre................................................. 348
Inter changing......................................... 376 Index
523 523

MOEx
tended tyres................................. 348
Noise..................................................... 368
No tes on /tting...................................... 373
Re moving............................................... 381
Re placing...................................... .373, 378
Re placing the wheel trim........................ 378
Re starting the tyre pressure loss
wa rning system...................................... 373
Re starting the tyre pressure monitor-
ing system............................................. 372
Selection...............................................3 73
Snow chains.......................................... 368
St oring................................................... 377
TIREFIT kit.............................................. 350
Ty re pressure (No tes)............................. 369
Ty re pressure loss warning system
(function)............................................... 372
Ty re pressure monitoring system
(function)............................................... 371
Ty re pressure table................................ .370
Unusual handling characteristics............ 368 U U
U
Unloc nloc king
king
see Locking/unlocking U
Updat
pdat es
es
Impor tant system updates...................... 294
USB port
USB port Front st owage compartmen t.................. 119
Re ar....................................................... 130 V
V
V
V ehicle
ehicle
Activating/deactivating standby mode... 219
Ad ditional door loc k................................. 86
Cor rect use............................................. .40
Data acquisition....................................... 42
Data storag e............................................ 42
Diagnostics connection............................ 39
Equipment............................................... 26
Implied warrant y...................................... 42
Locking (automatically)............................ 88
Locking/unlocking (emer gency key)........ .89
Locking/unlocking (from inside)............... 87
Locking/unlocking (KEYLESS-GO)............ 87
Lo we ring................................................ 382
Medical aids........................................... .41
Pa rking up............................................. 218
QR code rescue car d............................... 42
Quali/ed specialist workshop.................. .40Ra
ising................................................... 379
REACH regulation.................................... 41
Re gistration............................................. 40
Setting collision de tection (par ked
ve hicle).................................................. 218
St andby mode function.......................... 218
St arting (emer gency ope ration mode ).... 166
St arting (Remo teOnline)........................ 168
St arting (start/stop but ton)................... 166
SV HC (substances of very high conce rn)..41
Switching o. (start/stop button)............ 211
Switching on (start/stop button)............ 165
To wing................................................... 276
Ve ntilating (con venience opening)........... .94
V
V ehicle batt ehicle batt ery
ery
see On-board electrical system battery (12 V)
V
V ehicle camera
ehicle camera
Information............................................ 220
V
V ehicle data
ehicle data
Displaying (DYNAMIC SELECT)............... 181
Roof load............................................... 404
Ve hicle height....................................... .403
Ve hicle length........................................ 403
Ve hicle widt h......................................... 403
Wheelbase............................................. 403 524 524
Index

V
V
ehicle dimensions
ehicle dimensions ...................................... 403
V
V ehicle emerg
ehicle emerg ency st
ency start
art...............................3 64
V
V ehicle
ehicle identi/cation
identi/cation number
number
see VIN
V
V ehicle
ehicle identi/cation
identi/cation plate
plate
EU type appr oval number....................... 392
Maximum gross vehicle weight............... 392
Pa int code............................................. 392
Pe rm issible axle load.............................. 392
VIN........................................................3 92
V
V ehicle int
ehicle int er
erior
ior
Cooling or heating (Remo teOnline)........ 167
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............................................ 220
V
V ehicle so cket
ehicle soc ket
Care...................................................... 342
Indicator lamps...................................... 201
V V ehicle t
ehicle t ool kit
ool kit
TIREFIT kit...................................... 349, 350 To
wing eye............................................. 363
V
V entilating
entilating
Con venience opening.............................. .94
V
V entilation
entilation
see Climate control
V
V ents
ents
see Air vents
VIN
VIN Engine compartment.............................. 392
Identi/cation pla te................................. 392
Wi ndsc reen............................................ 392
V
V ision
ision
Demisting windo ws................................ 155 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............................................... 346
Setting up.............................................. 347 W
W
ar
ar ning/indicat
ning/indicat or lamp
or lamp
! ABSwarning lamp......................... 488
Ó Active Brake Assist warning lam p..4 87
J Brake system warning lamp (red)... 486
J Brake system warning lamp (yel-
low)....................................................... 485
ÿ Coolant warning lamp (red)........... 481
ÿ Coolant warning lamp (yellow).......4 83
! Electric parking brake indicator
lamp (red).............................................. 485
# Electrical fault warning lamp
...................................................... 480, 484
; Engine diagnosis warning lamp...... 483
å ESP®
OFF warning lam p................ 489
÷ ESP®
wa rning lamp 0ashes........... 488
÷ ESP®
wa rning lamp lights up......... 489
æ Fuelreser vewarning lamp lights
up.......................................................... 484
Ù Powe r steering warning lamp
(red)...................................................... 480 Index
525 525

_
Reduced warning lamp po wer....... 479
6 Restraint system warning lam p...... 477
ü Seat belt warning lamp 0ashes...... 478
ü Seat belt warning lamp lights up.... 479
Ú System er rorwa rning lam p........... 479
! The electric parking brake (yel-
low) indica tor lam p................................. 485
ï Trailer tow hitch warning lam p....... 481
h Tyre pressure monitoring sys-
te m wa rning lamp 0ashes....................... 490
h Tyre pressure monitoring sys-
te m wa rning lamp lights up.................... 491
L Warning lamp for distance
wa rning function.................................... 487
Overview................................................ 476
PA SSENGER AIR BA G............................... 57
W
W arr
arr anty
anty........................................................ 42
W
W ashing b
ashing b y hand (car
y hand (car e)
e)................................ 340
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 ..................................... 305
W
W eb br ow
eb br owsers
sers
Overview................................................ 318
Wheel c
Wheel c hange
hange
Fi tting a new wheel................................ 382
Lo we ring theve hicle.............................. 382
Preparation............................................ 378
Ra ising theve hicle................................. 379
Re moving a wheel................................. .381
Re moving//tting hub caps..................... 378
Wheel c
Wheel c hange hange
see Emer gency spa rewheel
Wheel rot
Wheel rotation
ation............................................. 376
Wheels
Wheels Care..................................................... .342
Checking............................................... 368
Checking the tyre pressure (tyre pres-
sure monitoring system)......................... 371
Fi tting.................................................... 382
Flat tyre................................................. 348
Inter changing......................................... 376
MOExtended tyres................................. 348
Noise..................................................... 368
No tes on /tting...................................... 373 Re
moving............................................... 381
Re placing...................................... .373, 378
Re placing the hub cap............................ 378
Re starting the tyre pressure loss
wa rning system...................................... 373
Re starting the tyre pressure monitor-
ing system............................................. 372
Selection...............................................3 73
Snow chains.......................................... 368
St oring................................................... 377
TIREFIT kit.............................................. 350
Ty re pressure (No tes)............................. 369
Ty re pressure loss warning system
(function)............................................... 372
Ty re pressure monitoring system
(function)............................................... 371
Ty re pressure table................................ .370
Unusual handling characteristics............ 368
W
W i-Fi i-Fi
Setting................................................... 295
W W idescr idescr een coc
een coc kpit ins
kpit instr
trument displ ay
ument display
Instrument cluster.................................... 14
W
W indo
indo w airbag
w airbag ............................................... 53 526
526
Index