2021 MERCEDES-BENZ A-CLASS SALOON Owners Manual

¸
temp orarily una vailable Sensors
dirty....................................................... 448
Ú Top up AdBlue Emer gency op. in
XXX miles See Owner's Manual.............. 463
+ Top up coolant See Owner ’s
Manual.................................................. 427
¥ Top up washer 0uid...................... .426
u Towing not permitted See Own-
er's Manual ............................................ 415
d Trans. oil overheated Drive on
with care................................................ 432
! Turn on the ignition torelease
th e parking brake ................................... 438
Ú .................................................... 463
d Vehicle is operational Switch o.
ignition before exiting............................. 421
h Warning tyre defect....................... 460
h Wheel sensor(s) missing ................ 459Ú
XX,X l Top up AdBlue Swit chon
ignition, wait 60 sec. or eng. start not
poss...................................................... 464
"Electric" drive prog ram cur rently
una vailable............................................. 417
Ac tive Blind Spot Assist cur rently
una vailable See Owner's Manual ............ 446
Ac tive Blind Spot Assist inoperative........ 446
Ac tive Blind Spot Assist not available
when towing a trailer See Owner's
Manual.................................................. 447
Ac tive bonnet malfunction See Own-
er's Manual............................................ 424
Ac tive Brake Assist Functions cur-
re ntly limi ted See Owner's Manual .........454
Ac tive Brake Assist Functions limi ted
See Owner's Manual.............................. 455
Ac tive Distance Assist available again ..... 443
Ac tive Distance Assist cur rently
una vailable See Owner's Manual ............ 442Ac
tive Distance Assist inoperative.......... 442
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ............ 447
Ac tive Lane Keeping Assist inoperative... 447
Ac tive Steering Assist cur rently
una vailable due tomultiple emer-
ge ncy stops........................................... 444
Ac tive Steering Assist cur rently
una vailable See Owner's Manual ............ 444
Ac tive Steering Assist inoperative...........4 44
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual ............ 410
Ad aptive Highbeam Assist inoperative ....4 11
Ad aptive Highbeam Assist Plus cur-
re ntly una vailable See Owner's Manual ... 411
Ad aptive Highbeam Assist Plus inop-
erative.................................................. .411
Anti-theT alarm system Malfunction ....... 426
Apply brake todeselect Park (P) posi-
tion....................................................... .430 494 494
Index

Apply brake
toselect D or R ...................430
Apply brake toselect R .......................... 430
Au xiliary battery malfunction (red dis-
play message) ....................................... .434
Au xiliary battery malfunction (white
displ aymessage) .................................... 434
Beginning emer gency stop..................... 444
Blind Spot Assist cur rently una vailable
See Owner's Manual.............................. 445
Blind Spot Assist inoperative.................. 446
Blind Spot Assist not available when
to wing a trailer See Owner's Manual ...... 446
Cann otstart engine See Owner's
Manual................................................. .427
Charging fault Please change charging
me thod See Owner's Manual .................416
Charging me thod cur rently una vaila-
ble Please try again or change charg-
ing me thod............................................ 416 Check brake pads See Owner's Man-
ual........................................................
.439
Check tyre pressures then restart Run
Flat Indicator......................................... 462
Clutch overheated Avoid pulling away
until thewa rning goes out...................... 433
Cruise control and Limiter inoperative.... 440
Cruise control inoperative...................... 440
Cruise control o.................................... 441
Depress clutch fully tostart engine........ 433
Device de tected at diagnostics con-
nection See Owner's Manual................. .456
Drive system Malfunction Stop Switch
engine o............................................... 429
Drive system Malfunction Visit work-
shop ...................................................... 429
Fr ont-passenger airbag disabled See
Owner's Manual .................................... .404
Fr ont-passenger airbag enabled See
Owner's Manual .................................... .405 Hazard
warning lamps malfunctioning .... 412
Head-up display cur rently una vailable
See Owner's Manual.............................. 422
Head-up display inoperative ...................423
Limiter inoperative................................. 441
Limiter passive....................................... 441
N permanently active Risk of vehicle
ro lling....................................................4 31
Not possible tounlock charging cable
See Owner's Manual.............................. 415
Only elect ric drive available Power
limited................................................... 416
Only select Park (P) when vehicle is
stationary.............................................. 430
Pa rking Assist and PARKTRONIC inop-
erative See Owner's Manual................... 450
Pa rking lock inoperative Apply the
parking brake ........................................ .432
Place theke y in the mar ked space
See Owner's Manual.............................. 408 Index
495 495

PRE-SAFE inoperati
veSee Owner's
Manual.................................................. 406
Re duce speed........................................ 461
Re duced drive system per form ance
See Owner's Manual.............................. 417
Re versing not poss. Consult workshop ... 431
Risk of vehicle rolling away App ly
parking brake See Owner's Manual ........ 433
Risk of vehicle rolling awayPa rking
brake not applied See Owner's Manual ... 438
Risk of vehicle rolling Driver door
open and transmission not in P .............. 431
Ru n Flat Indica tor inoperative................. 462
Speed limit (winter tyres) XXX km/h .......443
Speed Limit Assist cur rently una vaila-
ble See Owner's Manual........................ 443
Speed Limit Assist inoperative................ 443
Te aching in transmission comple te......... 433 Te
aching in transmission Operate
selector le ver Brake for XX seconds
Risk of vehicle rolling ............................. 432
To shiT out of P or N,depress brake
and start engine.................................... .430
To switch o. the engine, press the
St art/ Stop button for at least 3 sec-
onds or 3 times...................................... 427
Tr a1c Sign Assist cur rently una vaila-
ble See Owner's Manual........................ 445
Tr a1c Sign Assist inoperative................. 445
Tr ansmission Malfunction ....................... 432
Tr ansmission Malfunction Stop............... 431
Tr ansmission Malfunction Visit work-
shop ...................................................... 433
Ty re press. monitor cur rently una vaila-
ble......................................................... 458
Ty re press. monitor inoperative .............. 458
Ty re press. monitor inoperative No
wheel sensors ........................................ 459 Ty
re pressure Check tyres ...................... 461
Ty re(s) ove rheated .................................. 461
Ve hicle not cur rently being charged
Charging station fault............................. 416
Wi per malfunctioning .............................426
Wi thout changing gear, consult work-
shop ............................................. .418, 431
Wi thout starting engine again, consult
wo rkshop ............................................... 418
Dist
Dist ance contr
ance contr ol ol
see Active Distance Assist DISTRONIC
DIS
DIS TR
TRONIC
ONIC
see Active Distance Assist DISTRONIC
Door
Door Additional door loc k................................. 86
Child saf ety lock (rear door )..................... 79
Locking/unlocking (emer gency key)........ .89
Opening (from inside).............................. .86
Unlo cking (from inside)............................ 86
Door contr
Door contr ol panel
ol panel......................................... 18
Dra
Dra wbar
wbar
see Tow- bar system 496
496
Index

Dr
Dr
iv
ive Awa
e Away Assi st
y Assi st........................................ .263
Dr
Dr iv
ive position
e position
Engaging................................................ 179
Dr
Dr iv
ive pr
e pr ogr
ogram display
am display .................................. 173
Dr
Dr iv
ive pr
e pr ogr
ograms
ams
see DYNAMIC SELECT
Dr
Dr iv
iver's seat
er's seat
see Seat
Dr
Dr iving abr
iving abr oad
oad
Light adjustment (l owbeam).................. 130
Dr
Dr iving safe
iving safe ty syst
ty system
em
ABS (Anti-lock Braking System)............. .215
Ac tive Brake Assist................................. 235
Ad aptive brake lights.............................. 220
BAS (Brake Assist System).................... .216
Cameras................................................2 14
EBD (Electronic Brake forc e Distribu-
tion).......................................................2 18
ESP ®
Crosswind Assist.......................... 217
ESP ®
trailer stabilisation........................ 217
Overview................................................ 214
Ra dar and ultrasonic sensor s................. 214
Re sponsibility......................................... 213
ST EER CONTROL................................... 218 Dr
Dr iving syst
iving syst em
em
Suspension with adaptive damping
adjustment............................................ 248
Dr
Dr iving syst
iving syst em
em
see 360° Camera
see Active Blind Spot Assist
see Active Distance Assist DISTRONIC
see Active Emer gency Stop Assist
see Active Lane Keeping Assist
see Active Parking Assist
see Active Speed Limit Assist
see Active Steering Assist
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise cont rol
see Driving saf ety sy stem
see HOLD function
see Limi ter
see Parking Assist PARKTRONIC
see Reversing camera
see Speed Limit Assist
see Start-o. assist
see Tra1c Sign Assist Dr
Dr iving tips iving tips
Driving abroad (low beam light adjust-
ment)..................................................... 130
Gene ral driving tips................................1 63
Ru nning-in no tes.................................... 162
Dr
Dr iving tips iving tips
see Recuperation
Dr ow
Dr ow siness det
siness det ection
ection
see ATTENTION ASSIST
Dynamic handling contr
Dynamic handling contr ol syst
ol system
em
see ESP ®
(Electronic Stability Prog ram)
D
D YN
YNAMIC SELECT AMIC SELECT
Ad aptive damping adjustmen t................248
Calling up the fuel consum ption indi-
cator...................................................... 175
Con/guring drive prog ram I................... .174
Displaying engine data........................... 175
Displaying vehicle dat a........................... 175
Drive prog ram displa y............................ 173
Drive prog rams..................................... .172
Fu nction................................................ 172
Ope rating.............................................. 173
Selects the drive prog ram...................... 173 Index
497 497

E
E
E10
E10.............................................................. 387
Easy entr
Easy entr y f
y feature
eature
Fu nction/no tes...................................... 115
Setting................................................... 116
Easy e Easy e xit f xit featu re
eature
Fu nction/no tes...................................... 115
Setting................................................... 116
EBD (Electr
EBD (Electr onic Br
onic Brak
ake f
e f or
orce Dis
ce Dis tr
tribution)
ibution)
Fu nction/no tes...................................... 218
EC
EC O Assist
O Assist
Fu nction/no tes...................................... 170
EC
EC O display
O display
Fu nction................................................ 168
EC
EC O st
O st ar
ar t/st
t/st op function
op function
Switching o./on.................................... 167
Electr
Electr ic dr
ic drive
ive................................................ 156
Electr
Electr ic par
ic parking br
king br ake
ake
Applying automaticall y........................... 209
Applying/releasing manually.................. 211
Emer gency braking................................ 212
Re leasing automaticall y.......................... 211 Electr
Electr ical fuses
ical fuses
see Fuses
Electr
Electr omagne
omagne tic com
tic compatibility
patibility
Declaration of conformity........................ .29
Electr
Electr onicSt
onic Stability Pr
ability Pr ogr
ogram
am
see ESP ®
(Elect ronic Stability Prog ram)
Emerg
Emerg ency
ency
Assis tance overview................................. 20
Fire extinguisher.................................... 341
Fi rs t-aid kit (soT sided).......................... 341
Re moving thewa rning triangle............... 340
Saf etyve st............................................. 340
Setting up thewa rning triangle............... 341
Emerg
Emerg ency br
ency br aking
aking...................................... 212
Emerg
Emerg ency br
ency br aking
aking
see BAS (Brake Assist System)
Emerg
Emerg ency call
ency call
see Me rcedes-Benz emer gency call system
Eme rg
Emerg encykey
ency key
Inserting/ removing.................................. 84
Locking/unlocking the doors................... 89
Emerg
Emerg ency oper
ency oper ation mode
ation mode
St arting theve hicle............................... .160 Emerg
Emerg
ency
encyshut
shuto.
o.
see Hybrid system
Emerg
Emerg ency spar
ency spar e wheel
e wheel
In0ating................................................. 379
No tes..................................................... 378
Ener Ener gy
gy0ow
0ow display
display
Displayin g.............................................. 293
Fu nction/no tes...................................... 293
Engine
Engine
Engine number....................................... 384
St arting (emer gency ope ration mode ).... 160
St arting (Remo teOnline)........................ 162
Engine data
Engine data Displaying.............................................. 175
Engine electr
Engine electr onics
onics
No tes..................................................... 381
Engine number
Engine number ............................................. 384
Engine oil
Engine oil Additives................................................ 391
Capacity................................................ 392
Checking the oil le vel using the on-
board computer..................................... 328
MB-F reigabe or MB-Appr oval.................. 392
Quality................................................... 392 498 498
Index

To
pping up............................................ .328
ERA
ERA -GL
-GLON
ONASS tASS t es
est modet mode
St arting/ending.................................... .317
Err
Err or message
or message
see Display message
ESC (Electr
ESC (Electr onicSt
onic Stability Contr
ability Contr ol)
ol)
see ESP ®
(Elect ronic Stability Prog ram)
ESP
ESP ®
®
Crosswind Assis t.................................... 217
Tr ailer stabilisatio n................................. 217
ESP
ESP ®
®
(Electr
(Electronic St
onic Stability Pr
ability Pr ogr
ogram)
am)
Ac tivating/deactivating.......................... 218
Fu nction/no tes...................................... 216
EU type appr ov
EU type appr oval number
al number ............................. 384
Ext
Ext er
erior lighting
ior lighting
Care..................................................... .336
Ext
Ext er
erior lighting
ior lighting
see Lights F
F
F
F atigue det
atigue det ection
ection
see ATTENTION ASSIST F
F
ir
ir e e
e e xtinguisher
xtinguisher.......................................... 341
F
F irs
irst-aid kit t-aid kit (soT
(soTsided)
sided)................................. 341
Flat to
Flat towing
wing
see Tow- bar system
Flat tyre
Flat tyre MOExtended tyres................................. 342
No tes..................................................... 342
TIREFIT kit.............................................. 344
Wheel chang e........................................ 373
Floor mats
Floor mats................................................... 129
F F oil cov
oil cov er
ering
ing
Ra dar and ultrasonic sensor s................. 214
Fr
Fr ee
ee soTw
soTw are
are................................................. 45
Fr
Fr eq
eq uencies
uencies
Mobile phone......................................... 382
Tw o-w ayradio........................................ 382
Fr
Fr ont airbag (dr
ont airbag (dr iv
iver
er , fr
, fr ont passeng
ont passeng er)
er).............. 52
Fr
Fr ont passeng
ont passeng er seat
er seat
see Seat
Fr
Fr ont wheel ar ch
ont wheel ar ch
Fi tting/removing the co ver..................... 140 F
F
r
ront wheel arc
ont wheel arc h cov
h cover
er
Fi tting/removing.................................... 140
F
F uel
uel
Additives................................................ 388
Diesel.................................................... 388
E10........................................................ 387
Fu elreser ve........................................... 389
Low outside temp eratures...................... 388
Pe trol..................................................... 387
Quality (diesel )....................................... 388
Quality (petrol)....................................... 387
Re fuellin g.............................................. .182
Sulphur content..................................... 387
Ta nk content.......................................... 389
F F uel consump
uel consump tion indicat
tion indicator
or
Calling up.............................................. 175
F
F unction seat
unction seat
see Door cont rol panel
F
F uses
uses
Before replacing a fuse.......................... 360
Fu se assignment diag ram...................... .360
Fu se box in the boo t.............................. .362
Fu se box in the engine compartment......3 61 Index
499
499

Fu
se box in the front passenger foot-
we ll........................................................ 361
No tes..................................................... 360 G
G
Gar
Gar ag
age door opener
e door opener
Clea ring the memory.............................. 209
Gar
Gar ag
age door openers
e door openers
Opening/closing the door......................2 09
Prog ramming buttons............................. 207
Re solving problems................................ 208
Syn chronising thero lling code................ 208
Gear
Gear shiT
shiT r
recommendation
ecommendation................... 177, 180
Genuine par
Genuine par ts
ts................................................ 25
Glide mode
Glide mode.................................................. 181
Gr Gr oss mass
oss mass.................................................. 384 H
H
Handbr Handbr ake
ake
see Electric parking brake
Handling c Handling c har
haract
acter
eris
istics (unusual)tics (unusual) ................ 363
HANDS-FREE A
HANDS-FREE A CCESS CCESS................................... 92 Hazar
Hazar
d w
d war
arning lights
ning lights................................... 133
Head r
Head r es
estr traint
aint
Fr ont (adjusting mechanically)................ 110
Re ar (adjusting)..................................... .111
Re ar (removing//tting)........................... 112
Head-up displ ay
Head-up display
Adjusting brightness (on-board com-
puter).................................................... 277
Ad justing display elements (on-board
co mp uter).............................................. 277
Care...................................................... 337
Fu nction................................................ 276
Menu (on-boa rdcomputer)..................... 277
Operating the memory function.............. 117
Setting the position (on-board com-
puter).................................................... 277
Switching on/o.....................................2 78
Headlam Headlam p
p0ashing
0ashing ........................................ 132
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.......................... 132
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)........................ 333
High-v
High-v olt
oltag
age batt
e batt ery
ery
Char geleve l displa y............................... 205
Charg ing cable control panel.................. 194
Charging duration.................................. 396
Connection types...................................3 96
Ending thech arging process (alternat-
ing cur rent, mode 2/3).......................... 200
Ending thech arging process (direct
cur rent, mode 4).................................... 204
Energy 0ow displa y................................. 293
General no tes on chargin g.................... .188
Indicator lamps on vehicle soc ket........... 195
No tes on charging (charging station,
mode 3)................................................ .191
No tes on charging (fast charging sta-
tion, mode 4)......................................... 193
No tes on charging (mains soc ket,
mode 2)................................................. 190
No tes on charging (wallbox, mode 3)...... 191 500 500
Index

Ra
nge.................................................... 396
Setting the maximum possible charg-
ing cur rent (mains soc ket)...................... 193
St arting thech arging process (alter-
nating cur rent, mode 2/3)..................... 197
St arting thech arging process (direct
cur rent, mode 4).................................... 201
St ow ing thech arging cable.................... 188
Ty pe....................................................... 396
Vo ltage types......................................... 396
High-v
High-v olt
oltag
age on-boar
e on-boar d electr
d electrical syst
ical syst em
em
Indicator lamps on vehicle soc ket........... 195
Hill St
Hill Star
art Assist
t Assist............................................ 220
HOLD function
HOLD function
Function/no tes...................................... 219
Switching on/o..................................... 219
Home scr
Home scr een (media displa
een (media displa y)
y)
Overview................................................ 280
Hybr
Hybr id syst
id syst em
em
Con/guring settings via the multime-
dia system............................................. 292
Manual swit ch-o................................... .157
Hybr
Hybr id syst
id syst em
em
see Battery operation see Electric drive I
I
i-Size c
i-Size c hild seat secur
hild seat secur ing syst
ing system
em
Fi tting...................................................... 70
Seats suitable for attaching...................... 69
Identi/cation
Identi/cation plate
plate
Engine................................................... 384
Ve hicle.................................................. 384
Ignition key
Ignition key
see Key
Immediat
Immediat e pr
e pre-entr
e-entr y climat
y climat e contr
e control
ol............ .152
Immobiliser
Immobiliser ..................................................1 01
Im
Im plied w
plied w arr
arranty
anty
Ve hicle..................................................... 41
Im
Im port
port er addr
er addr esses
esses
Wi reless components...............................36
In-Car
In-Car O1ce
O1ce
Fe atures................................................ 311
Indicat
Indicat or lamp
or lamp
see Warning/indicator lamp
Individual dr
Individual dr iv
ive pr
e pr ogr
ogram
am
Con/guring............................................ 174 Selecting............................................... 173
Inspection
Inspection see ASS YST PLUS
Ins
Instr trument clust
ument clust er
er
Fu nction/no tes.............................. 271, 272
Ins
Ins tr
trument display
ument display
Fu nction/no tes...................................... 272
Instrument clus ter.................................... 12
Overview of displa ys............................... 276
Wa rning/indicator lamps........................ 468
Ins
Instr trument displa
ument displa y and on-boar
y and on-boar d com-
d com-
put
put er
er
Fu nction/no tes...................................... 271
Int
Int ellig
ellig ent Light Syst
ent Light Syst em
em
Ac tivating/deactivating.......................... 134
Ac tive headlamps................................... 133
Ad aptive Highbeam Assis t...................... 135
Ad aptive Highbeam Assist Plu s............... 136
City lighting............................................ 134
Cornering light....................................... 134
Mo torw ay mode.................................... .134
Overview................................................ 133
Int Int ellig
ellig ent oper
ent oper ating-mode s
ating-mode str trat
at egy
egy
see Route-based operating-mode strategy Index
501
501