2018 MERCEDES-BENZ A-CLASS HATCHBACK cruise control

%
In addition tothe multifunction display 2,
fur ther conte nt can also be shown on dis‐
pl ay s1 and 3(→page 252).
The segments in speedome ter1 indica tethe
sy stem status forth efo llowing:
R Cruise control (→ page196)
R Speed limiter(→ page 197)
R Active Dis tance Assi stDISTRONIC
(→ page 200)
* NO
TEEngine dama gedue toexc essively
high engine speeds The engine will be damaged if
you drive with
th e engine in theov errevving range. #
Do not drive wi th the engine in theove r‐
re vving range. The fuel supply is inter
rupted toprotect the
engine when there d mark on there v counter
(o ve rrev ving range) is reached.
Ve hicles with widescreen cock pit:during nor‐
mal operating conditions, the coolant temp era‐
ture display may rise to120 °C. &
WARNING Danger of bu rns when open‐
ing the bonn et
If yo u open the engine bonn etwhen the
engine has overheated or during a fire inthe
engine compartment, you could come into
contact with hot gases or other escaping
operating fluids. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. Overview of
the but tons on thest eering
wheel 1
¤ Back/Home button (press and hold),
on-board computer
2 Touch Control, on-board co mputer
3 Control panel for cruise control/limiter or
Ac tive Dis tance Assi stDISTRONIC
4 Control panel for MBUX multimedia sy stem:
£ LINGU ATRO NIC or voice control sys‐
tem
ß Displaysfa vo urites
VO L: control knob, adjusts thevo lume or
switches the sound off 8(press) Instrument Display and on-board computer
249

Overview of displa
yson the multifunction
display 1
Outside temp erature
2 Time
3 Digital speedome ter
4 Displ aysection
5 Drive program
6 Transmission position %
Ve
hicles with standard instrument dis‐
pla y:the position of the displa ysdiffers from
th ose shown here.
Fu rther displa yson the multifunction display:
Z Gearshift
recommendation (→ page 167)
u Active Parking Assist activated
(→ page 227)
é Parking Assist PARKTRONIC deacti vated
( → page 217)
¯ Cruise
control (→ page 196)
È Limi
ter (→ page 197)
ç Active Dis tance Assi stDISTRONIC
(→ page 200)
æ Ac
tive Brake Assi st(→ page 196)
è Active Steering Assis t(→ page 206)
à Ac
tive Lane Keeping Assist(→ page240)
è ECO
start/ stop function(→ page158)
ë HOLD function(→
page212)
_ Ad
aptive Highbeam Assist(→ page127)
Ad aptive Highbeam Assist
Plus(→ page128) ð
Ma
ximum pe rmissible speed exceeded
(for cer tain countries only)
Ve hicles with Speed Limit Assis t:de tected
instructions and traf fic signs (→ page 233).
Ve hicles with Traf fic Sign Assis t:de tected
instructions and traf fic signs (→ page 235). Ad
justing the in stru ment lighting Instrument Displ
ayand on-board computer 253

Selecting what
the head-up display sho ws(Example)
R 1 Switches the head-up display on/off
2 Display area left
- Navigation sy stem
- Average consum ption
- G-me ter
R 3 Displ ayarea centre
- Set speed in the driver assis tance sy stem
(e.g. cruise control)
- Warnings from driver assis tance sy stems
(e.g. dis tance warning) R
4 Display area right
- Traf fic Sign Assi st
- Assi stant display
R 5 Selects the settings
R 6 Index points
Non- requ ired display areas 2to4 can be hid‐
den.
% In audio mode, thest ation name or track will
be shown temp orarily when the audio source
is being actively operated. #
Toselect a displa y:swipe upwards or down‐
wa rds on the left-hand Touch Control. #
Press the left-hand Touch Control. Head-up Display
Fu
nction of the head-up display The head-up display projects impor
tant informa‐
tion in the driver's field of vision, e.g. cur rent
speed. Depending on
theve hicle's equipment, dif fere nt
content can be shown in theth re e display areas
of the head-up display (→ page 259).
Sy stem limitations
The visibility of the displa ysis af fected bythe
fo llowing conditions:
R seat position
R positioning of the display image
R light conditions
R wet car riag ewa ys
R objects on the display co ver
R polarisation in sunglasses
% Inextreme sunlight, sections of the display
may appear washed out. You can co rrect this
by deactivating and reactivating the head-up
displa y. 260
Instrument Display and on-board computer

Display messages
Possible causes/consequences and M
MSolutions
- - - km/h
ç
suspended *I
fyo u activate the accelera tor pedal be yond theAc tive Dis tance Assi stDISTRONIC setting, the sy stem will be put
into passive mode (→ page210).
Active Distance Assist cur-
rently unavailable See Own-
er's Manual *A
ctive Dis tance Assi stDISTRONIC is temp orarily una vailable.
The ambient conditions are outside the sy stem limits (→ page 200). #
Drive on.
As soon as the ambient conditions are within the sy stem limits, the sy stem will become available again.
Active Distance Assist inop-
erative *A
ctive Dis tance Assi stDISTRONIC is malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. #
Consult a qualified specialist workshop.
Active Distance Assist
available again *A
ctive Dis tance Assi stDISTRONIC is operational again and can be acti vated (→ page 202).
¯ - - -km/h *C
ruise control cannot be activated as not all activation conditions are fulfilled. #
Obser vethe activation conditions for cruise control (→ page198).
Cruise control off *C
ruise control has been deactivated. 518
Displaymessa ges and warning/indicator lamps

Display messages
Possible causes/consequences and M
MSolutions
If th ere is an additional warning tone, cruise control has been deacti vated automatically (→ page196).
Cruise control inoperative *C
ruise control is malfunctioning. #
Consult a qualified specialist workshop.
Cruise control and Limiter
inoperative *C
ruise control and the limiter are malfunctioning. #
Consult a qualified specialist workshop.
È - - - km/h *T
he limiter cannot be activated as not all activation conditions ha vebeen fulfilled. #
Obser vethe activation conditions of the limiter (→ page198).
Limi ter inoperative *T
he limiter is malfunctioning. #
Consult a qualified specialist workshop.
Limiter passive *I
fyo u depress the accelera tor pedal be yond the pressure point (kickdown), the limiter is switched topassive mode
(→ page 198).
Speed limit (winter tyres)
XXX km/h *Y
ou ha vereached thestored maximum speed for winter tyres. It is not possible toexc eed this speed.
ð Maximum speed exceeded *T
he maximum permissible speed has been exceeded (for cer tain countries only). #
Drive more slowl y. Displ
aymessa ges and warning/indicator lamps 519

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

Ac
tivating/deactivating the synchro‐
nisation function (multimedia sys‐
te m) ..................................................... 14 4
Air di stribution settings .......................1 43
Air-recirculation mode ......................... 14 4
Au tomatic control ................................ 14 3
Defrosting the windscreen ...................1 41
Demi sting windo ws............................. 14 4
Fr ont air vents ..................................... 14 9
No te ..................................................... 141
Re ar air vents ...................................... 15 0
Re sidual heat ....................................... 14 4
Sets the air flow .................................... 141
Setting (multimedia sy stem) ................1 43
Setting the air distribution ...................1 41
Setting thete mp erature ....................... 141
St ationary heater/ ventilation .............. 14 4
Switching on/off ................................. 14 2
Switching there ar wind owheater
on/off .................................................. 141
THERMATIC contro l panel .................... 141
THERMOTRONIC contro l panel ............141
Ve ntilating theve hicle (con venience
opening) ................................................ 77
Coat hook on the tailgate ...................... .109 Cock
pit......................................................... 6
Overview ................................................. 6
Co ffee cup symbol
see ATTENTION ASSIST
Combination switch ................................124
Compass .................................................. 362
Compu ter
see On-board computer
Connection status
Displ aying ............................................ 399
Overview ............................................ .399
Connectivity Switching transmission of theve hicle
position on/off .................................... 313
Contacts .................................................. .374
Calling up ............................................ 375
Del eting .............................................. .377
Del eting favo urites .............................. 377
Downloading (from mobile phone) ....... 375
Importing ............................................. 376
Importing (o verview) ............................ 376
Information ..........................................3 74
Making a call ....................................... 376Na
me form at ...................................... .375
Options ................................................ 376
Saving as a favo urite .......................... .377
Selecting options for suggestions ........ 377
St oring .................................................3 76
Con venience closing ................................. 78
Con venience opening ................................ 77
Coolant (engine) Check le vel .......................................... 425
No tes .................................................. 492
Cooling see Climate control
Co pyright ...................................................29
Cornering light ........................................ .126
Cross Traf fic Alert .................................. .231
Crosswind Assist Function/no tes ................................... 189
Cruise control .......................................... 19 6
Ac tivating ............................................ 19 8
Buttons ................................................ 19 8
Calling up a speed .............................. .198
Deactivating ........................................ 19 8
Fu nction .............................................. 19 6568
Index

see
Active Parking Assist
see Active Speed Limit Assi st
see Active Steering Assist
see ATTENTION ASSIST
see Blind Spot Assist
see Cruise control
see Driving saf ety sy stem
see HOLD function
see Limiter
see Parking Assist PARKTRONIC
see Reversing camera
see Speed Limit Assist
see Traf fic Sign Assi st
Driving tips Driving abroad (symmetrical dipped
beam) .................................................. 12 2
Gene ral driving tips ............................ .156
Ru nning-in no tes ..................................1 56
Dr ow siness de tection
see ATTENTION ASSIST
DY NA MIC BODY CONT ROL
Chassis ................................................ 214
Dynamic handling cont rol sy stem
see ESP ®
(Elect ronic Stability Prog ram) DY
NA MIC SELECT .................................... 16 0
Con figuring drive program I ................. 161
Displ aying engine data ........................ 16 2
Displ aying vehicle data ........................ 16 2
Drive program display .......................... 161
Drive programs .................................... 16 0
Fu nction .............................................. 16 0
Operating (DYNAMIC SELECT switch) .. 161
Selecting the drive prog ram ................. 161 E
E10 ............................................................ 486
Easy entry feature
Fu nction/no tes .....................................98
Setting ................................................... 99
Easy exitfeature
Fu nction/no tes .....................................98
Setting ................................................... 99
EBD (Electronic Brake forc e Distribu‐
tion)
Function/no tes ................................... 19 0
ECO display Function .............................................. 16 0
Re setting ............................................. 255 ECO
start/s top function ................. 158, 15 9
Au tomatic engine start ........................ 15 8
Au tomatic engine stop .........................1 58
Operation ............................................ 15 8
Switching off/on ................................. 15 9
Electric pa rking brake ............................ .181
App lying automatically ........................ .181
App lying or releasing manually ............ 183
Emergency braking .............................. 183
Re leasing automatically ...................... .182
Electrical fuses see Fuses
Electromagnetic compatibility Declaration of conformity ......................23
Electronic Stability Prog ram
see ESP ®
(Electronic Stability Prog ram)
Electronics ............................................... 481
Emer gency
Fire extinguisher ................................. .437
Fir st-aid kit (so ftsided) ....................... 437
Overview of the help functions .............. 16
Re moving thewa rning triangle ............ 436
Saf etyve st .......................................... 436
Setting up thewa rning triangle .......... .437 Index
575