2018 MERCEDES-BENZ A-CLASS HATCHBACK oil

Display messages
Possible causes/consequences and M
MSolutions
To p up engine oil (→ page 424).
No tes on engine oil (→ page 490).
æ Reserve fuel level *T
he fuel supply has dropped into there ser verange. #
Refuel.
4
Engine oil pressure Stop
Switch off engine *D
isplay message only for cer tain engines:
The engine oil pressure is too lo w.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil pressure #
Avoid driving with insuf ficient engine oil pressure. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions. Do not
continue driving under any circums tances. #
Consult a qualified specialist workshop.
# 12 V battery See Owner's
Manual *T
he engine is off and the battery charge leve l is too lo w. #
Switch off electrical consumers that are not required. #
Lea vethe engine running for a few minutes, or drive for a longer dis tance.
The battery will charge.
If th e message appears while the engine is running, this indicates an on-board elect rical sy stem malfunction. 524
Display messages and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions #
Consult a qualified specialist workshop.
4 Add 1 litre engine oil when
next refuelling *D
isplay message only for cer tain engines:
The engine oil le vel has dropped tothe minimum le vel.
* NO
TEEngine dama gecaused bydriving with insuf ficient engine oil #
Avoid long journe yswith insuf ficient engine oil. #
When next refuelling, add 1 litre of engine oil.
To p up engine oil (→ page 424).
No tes on engine oil (→ page 490).
Drive system Malfunction
Stop Switch engine off *T
he drive sy stem is malfunctioning. #
Stop theve hicle immediately, paying attention toroad and traf fic conditions, and switch off the engine. #
Consult a qualified specialist workshop.
Drive system Malfunction
Visit workshop *T
he drive sy stem is malfunctioning. #
Consult a qualified specialist workshop.
Ø *
The AdBlue ®
leve l has fallen below there ser verange. #
Top up at least 5 l of AdBlue ®
(→ page 173). Displ
aymessa ges and warning/indicator lamps 525

Display messages
Possible causes/consequences and M
MSolutions
d Vehicle is operational
Switch off the ignition
before exiting *Y
ou are leaving theve hicle when it is in a ready-to-drive state. #
When leaving theve hicle, switch off the ignition, secure theve hicle against rolling away and take theke y with
yo u. #
Ifyo u do not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heater. Otherwise, the12 ‑V
battery may discharge and it will then be possible tostart theve hicle only using a donor battery (s tarting assis‐
ta nce).
Trans. oil overheated Drive
on with care *T
he transmission is overheating. When the display message is active, starting up and driving characteristics may be
te mp orarily impaired. #
Drive at low speeds. #
Avoid sporty driving. #
Before starting up on uphill gradients, let the transmission cool down until the display message disappears.
Teaching in transmission
complete *T
he transmission's teach-in process is comple te. All transmission positions can be engaged again.
Apply brake to select R *
You ha vetried toswitch totransmission position k. #
Dep ress the brake pedal. #
Shift the transmission toposition k.
Transmission Malfunction
Visit workshop *T
he transmission is malfunctioning.
Consult a qualified specialist workshop.
* Yo u ha veattem ptedto shift the transmission out of position jori into ano ther transmission position. Display messages and
warning/indicator lamps 537

Fu
nction .............................................. 24 0
Sensitivity (function/no tes) ................. 241
Setting the sensitivity .......................... 24 2
Sy stem limitations ...............................2 40
Tr ailer operation .................................. 24 0
Ac tive Parking Assist .............................. 225
Cross Traf fic Alert ................................ 231
Drive AwayAssi st................................ 230
Exiting a pa rking space ...................... .228
Fu nction .............................................. 225
Manoeuvring assi stance ...................... 231
Pa rking ................................................ 227
Sy stem limitations ...............................2 25
Ac tive Se rvice Sy stem PLUS
AS SYST PLUS ....................................... 419
Ac tive Speed Limit Assi st....................... 204
Display ................................................ 204
Fu nction .............................................. 204
Ac tive Steering Assist ............................ .206
Ac tivating/deactivating ...................... .208
Ac tive Emergency Stop Assist .............. 210
Ac tive Lane Change Assi st.................. 208
Displa ysinthe Instrument Display .......2 10
Fu nction .............................................. 206 Sy
stem limitations ...............................2 06
Ad aptive brake lights ..............................19 6
Ad aptive cruise control
see Active Dis tance Assi stDISTRONIC
Ad aptive functions, MULTIBEAM LED
see Intelligent Light Sy stem
Ad aptive Highbeam Assist
Fu nction .............................................. 127
Switching on/off ................................. 12 8
Ad aptive Highbeam Assist Plus
Fu nction .............................................. 12 8
Switching on/off ................................. 12 9
Ad Blue ®
.................................................... 489
Ad ditives .............................................4 89
Capacity .............................................. 490
Consu mption ....................................... 490
Fill le vel .............................................. .254
No tes ................................................... 172
Purity ................................................... 489
Ra nge .................................................. 254
To pping up ...........................................1 73
Ad ditional door lo ck.................................. 69 Ad
diti ves.................................................. 490
Ad Blue ................................................. 489
Engine oil ............................................ 490
Fu el ..................................................... 487
Ad diti ves (AdBlue ®
)
see AdBlue ®
Ad diti ves (engine oil)
see Additives
Ad diti ves (fuel)
see Fuel
Ad dress book
see Contacts
Ad justing the balance/ fader
Adva nced sound sy stem ......................4 18
Burmes ter®
sur round sound sy stem ....4 17
Ad justing the headlamp range ............... 12 3
Ad justing the sound focus
Burmes ter®
sur round sound sy stem ....4 17
Ad justing treble, mid- range and bass
settings
Adva nced sound sy stem ......................4 18
Burmes ter®
sur round sound sy stem ....4 16 562
Index

New/replaced brakepads/brake
discs .................................................... 15 6
Ru nning-in no tes ..................................1 56
Braking assi stance
see BAS (Brake Assi stSystem)
Breakdown Overview of the help functions .............. 16
To w- starting ........................................ 453
To wing away ........................................ 450
Tr ansporting theve hicle ......................4 52
Wheel change ...................................... 472
Breakdown see Flat tyre
Burmes ter®
sur round sound sy stem .....4 16
Ad justing the balance/fader ................4 17
Ad justing the sound focus .................... 417
Ad justing treble, mid-range and bass
settings ................................................ 416
Au tomatic volume adjustment ............ .416
Calling up the sound menu .................. 416
Information .......................................... 416
Selecting the sound profile .................. 417
Buttons Steering wheel .....................................2 49 C
Call list Deleting ............................................... 379
Making a call ....................................... 378
Overview ............................................. 378
Selecting options for suggestions ........ 378
Calling up the sound menu
Adva nced sound sy stem ......................4 17
Burmes ter®
sur round sound sy stem ....4 16
Calls .......................................................... 373
Ac cepting ............................................ 373
Ac tivating functions du ring a call ......... 374
Calls with se veral participants ............ .374
Declining ............................................. 373
Ending a call ....................................... .373
Incoming call during an existing call .... 374
Making ................................................ 373
Camera see 360° Camera
see Reversing camera
Car key
see Key Car
wash
see Care
Car wash (care) ....................................... 427
Car-to-X-Communication Displaying hazard warnings ................ .354
Overview ............................................. 353
Sending hazard warnings .................... 354
Care .......................................................... 434
Air-water duct ...................................... 427
Car wash ............................................. 427
Carpet .................................................4 34
Decorative foil .................................... .430
Displ ay................................................ 434
Exterior lighting ................................... 432
High-pressure cleaner ......................... 427
Matt finish ........................................... 429
Pa int wo rk ............................................ 429
Plastic trim .......................................... 434
Re alwo od/trim elements ...................4 34
Re versing camera/360° Camera ........ 432
Ro of lining ...........................................4 34
Seat belt .............................................. 434
Seat co ver ........................................... 434
Sensors ............................................... 432
Ta ilpipes .............................................. 432 566
Index

Re
quirements ...................................... 19 8
Selecting ............................................. 19 8
Setting a speed ................................... 19 8
St oring a speed ................................... 19 8
Sy stem limitations ...............................1 96
Cup holder ........................................ 110, 11 2
Fitting/removing (centre console)
....................................................... 110, 11 2
Re ar .................................................... .113 D
Damage de tection (pa rked vehicle) .......183
Dashboard see Cockpit
Dashboard lighting see Instrument lighting
Data acquisition Vehicle ................................................... 27
Data import/export .................................316
Fu nction/no tes .................................... 316
Importing/exporting ............................ 317
Data storage
Electronic control units ........................ .27Online services ...................................... 28
Ve
hicle ................................................... 27
Date Setting the time and date automati‐
cally ..................................................... 312
Deactivating the ala rm(ATA ).................... 85
Dealership see Qualified specialist workshop
Declaration of conformity Electromagnetic compatibility ............... 23
Jack .......................................................23
TIREFIT kit ............................................. 24
Wi reless vehicle components ................23
Decorative foil (cleaning instructions)
.................................................................. .430
Deleting e-mails see In Car Of fice
De NO x agent
see AdBlue ®
Designs Menu (on-boa rdcompu ter) .................. 251
Dest ination .............................................. 348
Editing intermediate destinations ........ 338 Editing
the pr evious destinations ........ 348
Ex tern al .............................................. .349
Quic k-access todestination informa‐
tion ...................................................... 345
Saving (cur rent vehicle position) ......... 348
Saving as global favo urite .................... 348
Destination ent ry.................................... 326
Entering 3 wordaddresses .................. 332
En tering a POI or address .................... 326
Entering an intermedia tedestination .. 338
Ente ring geo-coordinates ..................... 331
No tes .................................................. 326
Selecting a contact .............................. 331
Selecting a POI .................................... 329
Selecting from favo urites .................... 333
Selecting from the map ....................... 332
Selecting pr evious destinations .......... .329
De tecting inat tentiveness
see ATTENTION ASSIST
Diagnostics connection ............................25
Diesel Low outside temp eratures ...................4 88
No tes .................................................. 488
Digital Owner's Manual .............................18 Index
569

Ad
aptive Highbeam Assist cur rently
una vailable See Owner's Manual .........547
Ad aptive Highbeam Assist inopera‐
tive ...................................................... 547
Ad aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .547
Ad aptive Highbeam Assist Plus inop‐
erative ................................................ .547
¯ AdBlue sy stem fault Engine
st art not possible ................................ 527
¯Ad Blue system fault Perf.
re duced in XXX miles See Owner's
Manual ................................................ 527
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .527
4 Add 1 litre engine oil when next
re fuelling ............................................. 525
Anti-theft ala rmsystem Malfunction ...545 App
lybrake todeselect Park (P)
position ...............................................5 38
Apply brake toselect R ........................ 537
ÀAT TENTION ASSIST inoperative ...51 5
À ATTENTION ASSIS T:Take a
break! .................................................. 514
b Automatic driving lights inoper‐
ative .................................................... 547
Au xilia rybattery malfunction .............. 535
_Before starting the engine, turn
th esteering wheel. .............................. 542
Blind Spot Assi stcur rently una vaila‐
ble See Owner's Manual ......................512
Blind Spot Assi stinope rative ............... 513
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...5 15
Brake immediately ............................... 499
ÂChange key bat teries .................. 534
JCheck brake fluid le vel................ 504 ïCheck trailer hitch lock (white
display message) ................................ .539
hChe cktyre(s) ............................... 529
!Clean the fuel filter .................... .520
Clutch overheated Avoid pulling away
fo r XX:XX mins ................................... .536
?Coolant Stop vehicle Switch
engine off ............................................ 520
Cruise contro l and Limiter inope ra‐
tive ....................................................... 519
Cruise cont rol inope rative .................... 519
Cruise cont rol off ................................ .518
Cur rently una vailable Camera view
re stricted ............................................. 517
Cur rently una vailable Radar sensors
dirty .....................................................5 16
! currently una vailable See Own‐
er's Manual ........................................ .505
÷cur rently una vailable See Own‐
er's Manual ........................................ .499 Index
571

Dep
ress clutch fully tostart engine .....5 38
Drive sy stem Malfunction Stop
Switch engine off ................................ 525
Drive sy stem Malfunction Visit work‐
shop ....................................................5 25
5Engine oil le vel cannot be
measured ............................................ 520
4Engine oil le velRe duce oil le vel...5 23
4Engine oil le velSt op vehicle
Switch engine off ................................ 523
4Engine oil pressure Stop Switch
off engine ............................................ 524
6Fr ont left malfunction Consult
wo rkshop (Example) ............................5 08
Fr ont-passenger airbag disabled See
Owner's Manual ................................... 51 0
Fr ont-passenger airbag enabled See
Owner's Manual ..................................5 09
!inoperative See Owner's Man‐
ual ....................................................... 506 ÷inoperative See Owner's Man‐
ual
....................................................... 506
Tinoperative See Owner's Man‐
ual ....................................................... 503
GInope rative ................................... 512
b Intellige nt Light Sy stem inoper‐
ative ....................................................5 45
ÂKe y not de tected (white dis‐
pl ay messa ge).....................................5 33
ÂKe y not de tected (red displ ay
messa ge).............................................5 33
bLeft dipped beam (Example) .......545
6 Left windowbag malfunction
Consult workshop (Example) ............... 509
Limiter inoperative ...............................5 19
Limiter passive ..................................... 519
b Malfunction See Owner's Man‐
ual .......................................................5 46
ðMaximum speed exceeded ..........5 19 Mercedes me connect Services limi‐
te
d See Owner's Manual ......................511
N permanently active Risk of vehicle
ro lling .................................................. 539
çOff .............................................. .517
ë Off............................................... 51 5
Only select Park (P) when vehicle is
st ationary ............................................ 541
ï Operation only possible in
transmission position N ....................... 536
ïOperation only possible in
transmission position P ....................... 536
!Pa rking brake See Owner's
Manual ................................................ 500
Pa rking lock malfunct. Apply parking
brake .................................................. .538
ÂPlace theke y in the mar ked
space See Owner's Manual ................. 534
PRE-SAFE inoperative See Owner's
Manual .................................................5 11572
Index