
The immobiliser is automatically activated when
th
e ignition is switched off and deactivated when
th e ignition is switched on. ATA
(Anti-Theft Alarm sy stem) Fu
nction of theATA system
If th eATA system is primed, a visual and audible
alarm is triggered in thefo llowing situations:
R when a door is opened
R when theta ilgate is opened
R when the bonn etis opened
R when interior pr otection is triggered
(/ page 95)
R when tow- aw ay protection is triggered
(/ page 94)
The ATA sy stem is primed automatically af ter
appr oximately ten seconds in thefo llowing situa‐
tions:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO Indicator lamp
1flashes when theAT A sy stem
is primed.
The ATA sy stem is deactivated automatically in
th efo llowing situations:
R afte r unlocking theve hicle with thekey
R afte r unlocking theve hicle using KEYLESS-
GO R
afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(/ page 163)
% When the Mercedes‑Benz emer gency call
sy stem is active and the alarm stay s on for
more than 30 seconds, a message is auto‐
matically sent tothe Cus tomer Assis tance
Centre (/ page 343).
Deactivating theATA #
Press theÜ, ßorp button on the
key.
or #
Press thest art/ stop button with theke y in
th estow age compartment (/ page163)
Deactivating the ala rmusing KEYLESS-GO #
Grasp the outside door handle with thekey
outside theve hicle. Fu
nction of tow- aw ay protection An audible and visual alarm is triggered if an
alteration
to yourvehicle's angle of inclination is
de tected while tow- aw ay protection is primed. 94
Opening and closing

To
w- aw ay protection is automatically primed
af te r appro ximately 60 seconds:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO
To w- aw ay protection is only primed when thefo l‐
lowing components are closed:
R doors
R tailgate
To w- aw ay protection is automatically deactiva‐
te d:
R afte r pressing theÜ orp button on
th ekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(/ page 163)
R afte r unlocking theve hicle using KEYLESS-
GO
R when using HANDS-FREE ACCESS
In fo rm ation on collision de tection on a park ed
ve hicle (/ page190). Priming/deactivating
tow- aw ay protection Multimedia sy
stem:
4 Vehicle 5
î Vehicle settings
5 Tow-away protection #
Activate Oor deacti vate ª the function.
To w- aw ay protection is primed again in thefo l‐
lowing cases:
R The vehicle is unloc ked again.
R A door is opened.
R The vehicle is loc ked again. Fu
nction of interior pr otection When interior pr
otection is primed, a visual and
audible alarm is triggered if mo vement is de tec‐
te d in theve hicle interior.
Interior pr otection is primed automatically af ter
appr oximately ten seconds:
R afte r locking theve hicle with thekey
R afte r locking theve hicle using KEYLESS-GO Interior pr
otection is only primed when thefo l‐
lowing components are closed:
R doors
R tailgate
Interior pr otection is automatically deactivated:
R afte r pressing theÜ orp button on
th ekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(/ page 163)
R afte r unlocking theve hicle using KEYLESS-
GO
R when using HANDS-FREE ACCESS
The following situations can lead toafa lse
alarm:
R moving objects such as masc ots in theve hi‐
cle interior
R when the side window is open
R when the panoramic sliding sunroof is open Opening and closing
95

Ensu
rethefo llowing before starting the engine:
R the legal stipulations in the area where your
ve hicle is par ked allow engine starting via
smartphone.
R it is safe tostart and runth e engine where
yo ur vehicle is par ked.
R The fuel tank is su fficiently full.
St arting theve hicle (Remo teOnline) &
WARNING Risk of crushing or entrap‐
ment due tounin tentional starting of the
engine
Limbs could be crushed or trapped if the
engine is star ted unintentionally during
service or maintenance work. #
Alw ays secure the engine against unin‐
te ntional starting before car rying out
maintenance or repair work. Re
quirements:
R park position jis selected.
R the anti- theft alarm sy stem is not activated.
R the panic alarm is not activated. R
the hazard warning light sy stem is switched
off.
R the bonn etis closed.
R the doors are closed and loc ked.
R the windo wsand sliding sun roof are closed. #
Start theve hicle using the smartphone.
Af tereve ryengine start, the engine runs for
te n minu tes.
Yo u can car ryout a maximum of two consecu‐
tive starting attem pts. Yo u must start theve hicle
once with theke y before trying tostart the
engine again with the smartphone. you can stop
th eve hicle again at any time.
% Further information can be found in the
smartphone app.
Securing the engine against starting before
car rying out maintenance or repair work: #
switch on the hazard warning light sy stem.
or #
unlock the doors.
or #
open a side window or the sliding sunroof. Ru
nning-in no tes To
preser vethe engine during thefirs t15 00 km:
R drive at varying road speeds and engine
speeds.
R do not drive at speeds greater than
14 0 km/h.
R drive theve hicle in drive program A
or ;.
R shift tothe next highest gear at theve ry lat‐
est when the needle reaches the last third
before there d area in there v counter.
R do not shift down a gear manually in order to
brake.
R avoidove rstraining theve hicle, e.g. driving at
full thro ttle.
R do not depress the accelera tor pedal past
th e pressure point (kickdown).
R only increase the engine speed gradually and
accelera tetheve hicle tofull speed af ter
15 00 km. 16 4
Driving and pa rking

re
cei vea notification in the multimedia sy stem
when you swit chon the ignition.
Yo u will recei veinformation about thefo llowing
points:
R The area of theve hicle that may ha vebeen
damaged.
R The forc e of the impact.
The following situations can lead toinadver tent
acti vation:
R The pa rked vehicle is mo ved, e.g. in a two-
st or ey garage.
% Deactivate tow- aw ay protection in order to
pr eve nt inadver tent acti vation. If you deacti‐
va te tow- aw ay protection, collision de tection
will also be deactivated.
Sy stem limits
De tection may be restricted in thefo llowing sit‐
uations:
R theve hicle is damaged without impact, e.g. if
an outside mir ror is torn off or the paint is
damaged byakey
R an impact occurs at low speed R
the electric parking brake is not applied Note
s on parking up theve hicle If
yo u lea vetheve hicle par ked up for longer than
six weeks, it may suf fer dama gethro ugh disuse.
The 12V battery may also be impaired or dam‐
aged byheavy discharging.
% Further information can be obtained at a
qu alified specialist workshop.
* NO
TEPlug-in hybrid #
Obser vethe no tes about the high-volt‐
age battery in the Supplement. Yo u
could otherwise failto recognise dan‐
ge rs. St
andby mode (extension of the star ter bat‐
te ry 's period out of use) St
andby mode function
% This function is not available for all models. If
standby mode is activated, ene rgy loss will be
minimised during extended pe riods of non-oper‐
ation.
St andby mode is characterised bythefo llowing:
R The star ter battery is preser ved.
R The maximum non-operational time appears
inthe media displa y.
R The connection toonline services is inter rup‐
te d.
R The ATA (anti-theft alarm sy stem) is una vaila‐
ble.
R The interior pr otection and tow- aw ay protec‐
tion functions are not available.
R The function for de tecting collisions on a
pa rked vehicle is not available.
If th efo llowing conditions are fulfilled, standby
mode can be activated or deactivated using the
multimedia sy stem:
R The engine is switched off.
R The ignition is switched on.
Exceeding theve hicle's displa yed non-opera‐
tional time may cause inco nvenience, i.e. it can‐ Driving and pa
rking 191

Ad
justing treble, mid-range and bass
setting s................................................. 377
Calling up the sound menu.................... 377
Information............................................ 377
Switching volume adjustment on/of f.... 377
Ad versewe ather light ............................... 13 3
Af ter-sales service centre
see ASS YST PLUS
Air distribution Setting................................................... 151
Air freshener sy stem
see Fragrance sy stem
Air inlet see Air-water duct
Air pressure see Tyre pressure
Air suspension see AIRMATIC
Air vents
Ad justing (front).................................... 16 0
Ad justing (rear)..................................... .160
Air vents
see Air vents Ai
r-conditioning sy stem
see Climate control
Air-recirculation mode.............................. 154
Air-water duct Keeping free.......................................... 387
Airbag Activation................................................ 38
Fr ont airbag (driver, front passenger)...... 43
Ins tallation locations.............................. .43
Knee airbag............................................ .43
Overview................................................. 43
PA SSENGER AIR BAG indicator lamp....... 48
Pr otection................................................ 44
Re duced pr otection.................................46
Side airba g.............................................. 43
Wi ndow airba g......................................... 43
Ai rflow
Setting................................................... 151
AIRM ATIC
Setting.................................................. .226
Suspension........................................... 225
Alarm sy stem
see ATA (anti-theft alarm sy stem) All-wheel drive
see 4MATIC
Alternative route
see Route
Ambient lighting Setting (multimedia sy stem)..................1 37
Android Auto
Connecting a mobile phon e...................336
Ending................................................... 337
Information............................................ 336
Overview.............................................. .335
Sound settings...................................... 337
Tr ans ferred vehicle data........................3 37
Animals Pets in theve hicle................................... 72
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft pr otection
Ad ditional door loc k................................ .76
Immobiliser............................................. 93 Index
521

Anticipatory occupant pr
otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay ®
Connecting an iPhone ®
.........................3 34
Ending................................................... 335
No tes....................................................3 34
Overview............................................... 334
Sound settings...................................... 335
Tr ans ferred vehicle data........................3 37
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS
Battery disconnection pe riods...............3 79
Displ aying the service due dat e............. 378
Fu nction/no tes..................................... 378
Re gular maintenance work.................... 378
Special service requirements............... .378
ATA (anti-theft ala rmsystem)
Deactivating the alarm............................ 94
Fu nction.................................................. 94
Fu nction of interior pr otection................. 95 Priming/deactivating interior pr
otec‐
tion.......................................................... 96
Priming/deactivating tow- aw ay pro‐
te ction..................................................... 95
To w- aw ay protection function.................. 94
AT TENTION ASSI ST
Fu nction................................................ 19 9
Setting................................................... 200
Sy stem limitations................................. 19 9
At tention assistant
see ATTENTION ASSIST
Au dio mode
Connecting USB device s....................... 355
Co pyrights............................................. 353
Information............................................ 352
Inserting/re moving an SD car d............. 354
Media sea rch.........................................3 59
Overview............................................... 355
Pa use and playback function................ .356
Selecting a track................................... 356
Selecting playba ckoptions.................... 356
Switching on media mode..................... 354
Tr ack list............................................... .356 Au
thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights ...........................12 9
Au tomatic engine start (ECO start/
sto p function)............................................ 16 8
Au tomatic engine stop (ECO start/
sto p function)............................................ 16 8
Au tomatic front passen ger front air‐
bag deacti vation sy stem
see Automatic front passenger front
airbag shutoff
Au tomatic front passen ger front air‐
bag shu toff
Fu nction of the automatic front
passenger front airbag deactivation
sy stem..................................................... 46
PA SSENGER AIR BAG indicator lamp....... 48
Au tomatic mir rorfo lding function
Ac tivating/deactivating......................... 15 0
Au tomatic transmission
DIRECT SELECT le ver............................. 174522
Index

Contacts
Calling up.............................................. 328
Deleting................................................ .329
Downloading (from mobile phone)......... 327
Importing.............................................. 328
Importing (o verview)............................. 328
Information........................................... .327
Making a call......................................... 329
Na me form at......................................... 328
Options................................................ .329
St oring..................................................3 29
Controller Operating.............................................. 273
Con venience closing ................................... 88
Con venience opening ..................................88
Coolant (engine) Check le vel............................................ 385
No tes....................................................4 45
Cooling see Clima tecontrol
Co pyright..................................................... 36
Cornering light ...........................................1 32
Cross Traf fic Alert..................................... 24 3Crosswind Assist
Function/no tes..................................... 19 6
Cruise control Activating.............................................. 202
Buttons.................................................. 202
Calling up a spee d................................. 202
Deactivating.......................................... 202
Fu nction................................................ 200
Re quirements........................................ 202
Selecting.............................................. .202
Setting a speed..................................... 202
St oring a speed.....................................2 02
Sy stem limitations................................. 200 D
Dashboard see Cockpit
Data acquisition Vehicle.................................................... 33
Data import/export Function/no tes..................................... 286
Importing/exporting............................. 287
Data pr otection rights
Data storage............................................ 36 Data
storage
Data pr otection rights............................. 36
Electro nic control units........................... 33
Online service s........................................ 35
Ve hicle.................................................... 33
Date Setting the time and date automati‐
cally....................................................... 281
Deactivating the alarm (A TA )...................... 94
Deale rship
see Qualified speciali stwo rkshop
Declaration of conformity Electromagnetic compatibility.................25
Jack......................................................... 28
Specific absor ption rate.......................... 25
TIREFIT kit............................................... 29
Wi reless vehicle components.................. 25
Decorative foil (cleaning instructions) .... 389
DeNOx agent see AdBlue ®
De stination
Editing intermediate destinations......... .298
Editing the pr evious destinations.......... 309 Index
527

Ac
tivating/deactivating full-screen
mode..................................................... 358
Overview.............................................. .358
Settings................................................. 359
VIN Identification pla te................................ 435
Seat....................................................... 435
Wi ndsc reen........................................... 435
Vi sion
Demisting windo ws............................... 154
Vo ice command types (LINGUA‐
TRONIC)...................................................... 257
Vo ice control sy stem
see LINGU ATRO NIC W
Wa rning lamps
see Warning/indicator lamps
Wa rning sy stem
see ATA (anti-theft alarm sy stem)
Wa rning triangle
Re moving.............................................. 394
Setting up............................................. .395 Wa
rning/indicator lamp
! ABSwarning lamp......................... 514
J Brake sy stem warning lamp
(red)...................................................... .512
J Brake sy stem warning lamp
(yellow).................................................. 512
ÿ Coolant warning lamp................. .508
! Electric parking brake indicator
lamp (red)...............................................5 11
# Electrical fault warning lamp......... 51 0
; Engine diagnosis warning lamp..... 51 0
å ESP®
OFF warning lamp.............. .516
÷ ESP®
wa rning lamp....................... 51 5
8 Fuelreser ve wa rning lamp
lights up................................................ .511
Ù Powe rst eering warning lamp
(red)...................................................... 507
6 Restra int sy stem warning lamp....5 06
ü Seat belt warning lamp................ 506 ä
Suspension warning lamp (yel‐
low)....................................................... .514
! The electric parking brake (yel‐
low) indicator lamp................................. 511
ï Trailer tow hit chwarning lam p..... 508
h Tyre pressure monitoring sys‐
te m wa rning lamp.................................. 517
L Warning lamp for dis tance
wa rning function................................... .513
Wa rning/indicator lamps
Overview............................................... 504
PA SSENGER AIR BAG.............................. 48
Wa rranty ...................................................... 33
Wa sher fluid
see Windsc reen washer fluid
Wa shing byhand (care)............................ 388
Wa ter tank
see Air-water duct
We ather information ................................. 319 Index
557