keyless MERCEDES-BENZ E-CLASS CABRIOLET 2018 Owners Manual

If
th eve hicle is not opened within appr oximately
40 seconds af ter unlocking, it loc ksagain. Anti-
th eft pr otection is primed again.
Do not keep theke yto ge ther with electronic
devices or me tal objects. This can af fect the
ke y's functionalit y.
% If battery check lamp 2does not light up
af te r pressing the% or& button, the
battery is dischar ged.
Re placing theke y bat tery ( →page 74). Ac
tivating/deactivating the acoustic lo cking
ve rification signal Multimedia sy
stem:
Vehicle îVehicle settings Acous-
tic lock #
Activate Oor deacti vate ª the function. Ac
tivating/deactivating the panic alarm Re
quirements:
R The ignition is switched off %
The panic alarm function is only available in
cer tain countries. #
Toactivate: press button 1for appro x‐
ima tely one second.
A visual and audible alarm is triggered. #
Todeactivate: briefly press but ton1 again.
or #
Press thest art/ stop button on the cockpit
(the key is inside theve hicle). Changing
the unlocking settings Po
ssible unlocking functions of theke y:
R cent ral unlocking R
unlocking the driver's door and fuel filler flap #
Toswitch between settings: pressthe
% and& buttons simultaneously for
appr oximately six seconds until the battery
ch eck lamp flashes twice.
If th e unlocking function forth e driver's door
and fuel filler flap has been selec ted:
R pressing the% button a second time cen‐
trally unloc kstheve hicle
R Vehicles with KEYLESS-GO: ifyo uto uch
th e inner sur face of the door handle on the
driver's door, only the driver's door and fuel
fi ller flap are unlo cked. Deactivating
theke y functions If
yo u do not use theve hicle or a keyfo r an
ex tended pe riod of time, you can reduce the
energy consum ption of there spective key.Todo
so, deactivate theke y functions. Opening and closing
73

Problem
Possible causes/consequences and M
MSolutions #
Check the battery using the battery check lamp and replace if necessary (→ page74). #
Use the emer gency keyto lock or unlock (→ page74). #
Have theke ych ecked at a qualified specialist workshop.
Yo u ha velost a key. #
Have theke y deacti vated at a qualified specialist workshop. #
If necessar y,ha ve the mechanical lock changed as well. Doors
Note
s onthe additional door lock The additional door lock is only
available for
ve hicles forth eUni ted Kingdom. &
WARNING Risk of inju ryto persons
inside theve hicle when the additional
door lock is activated
If th e additional door lock is activated, the
doors can no longer be opened from the
inside.
If th ere are persons in theve hicle, they can
no longer le aveth eve hicle, e.g. in hazardous
situations. #
Never lea vepersons unattended in the
ve hicle, particularly children, elderly
persons or persons in need of help. #
Ifth ere are persons in theve hicle, do
not activate the additional door loc k. The additional door lock is automatically activa‐
te d in thefo llowing situations:
R The vehicle is loc ked using thekey.
R The vehicle is loc ked using KEYLESS-GO.
If th eve hicle has been loc ked via Mercedes me
connect, the additional door lock is not activa‐
te d. If
th e additional door lock is activated, the doors
cann otbe opened from the inside.
% After locking you can issue a signal with the
horn.
Yo u can pr eventthe additional door lock from
being activated bydeactivating interior pr otec‐
tion before locking theve hicle (→ page 98). Un
locking/opening the doors from the inside #
United Kingdom onl y:obser vethe no tes on
th e additional door lock (→ page76). 76
Opening and closing

#
Tounlo cktheve hicle: touch the inner sur‐
fa ce of the door handle. #
Tolock theve hicle: touch sensor sur face
1 or2. #
Convenience closing: touch recessed sen‐
sor su rface 2until the closing procedure is
comple te. %
Further information on con venience closing
(→ page 87).
If yo u open the boot lid from outside it is auto‐
matically unloc ked. Problems with KEYLESS-GO
Problem
Possible causes/consequences and M
MSolutions
Yo u can no lon ger lock or unlock the
ve hicle using KEYLESS-GO. Po
ssible causes:
R The key functions ha vebeen deactivated (→ page73).
R The key bat tery iswe ak or dischar ged.
R There is inter fere nce from a po werful radio signal source.
R The key is faulty. #
Activate theke y functions (→ page73). #
Check the battery using the battery check lamp and replace if necessary (→ page74). #
Use the emer gency keyto unlo ckor lock theve hicle (→ page74). #
Have theve hicle and keych ecked at a qualified specialist workshop. Opening and closing
79

#
Vehicles with HANDS-FREE ACCESS: Use
yo ur foot to kick below the bumper
(→ page 82). Closing
the boot lid &
WARNING Risk of inju ryfrom unsecu red
items in theve hicle
If objects, luggage or loads are not secured
or not secured suf ficientl y,they could slip,
tip ove r or be throw n around and thereby hit
ve hicle occupants.
There is a risk of injur y,particularly in the
ev ent of sudden braking or a sudden change
in direction. #
Alw aysstow objects in such a wayth at
th ey cannot be thro wn around. #
Before the journe y,secure objects, lug‐
ga ge or loads against slipping or tipping
ove r. Comply with
the loading guidelines when loading
th eve hicle. Yo
u ha vethefo llowing options toclose the
boot lid: #
Pull the boot lid down using the handle
re cess and push it closed. HANDS-FREE
ACCESS function Wi
th HANDS-FREE ACCESS you can open the
boot lid byper form ing a kicking mo vement
under the bumper.
Obser vethe no tes when opening the boot lid
(→ page 81). &
WARNING Risk of bu rns caused bya hot
ex haust sy stem
The vehicle exhaust sy stem can become very
hot. If you use HANDS-FREE ACCESS, you
could bu rnyourself by touching theex haust
sy stem. #
Alw ays ensure that you on ly ma ke a
kicking mo vement within the de tection
ra nge of the sensors. *
NO
TEDama getotheve hicle caused by
unin tentional lyopening the boot lid: R
when using an automatic car wash
R when using a high pressure cleaner #
Deactivate KEYLESS-GO or make sure
that theke y located is at least 3 m 82
Opening and closing

%
Con venience closing can also be operated
wi th KEYLESS-GO (→ page78). Problems with
the side windo ws Problem
Possible causes/consequences and M
M Solutions
A side window cann otbe closed and
yo u cannot see the cause. #
Check tosee whe ther any objects are in the window guide.
& WARNING Risk of becoming trapped or fata lly injured if reve rsing pr otection is not activated
If yo u close a side wind owagain immediately af ter it has been bloc ked or reset, the side window closes
with increased or maximum forc e. The reve rsing feature is then not active.
Pa rts of the body could become trapped in the closing area in the process. #
Make sure that no parts of the body are in the closing area. #
Tostop the closing process, release the button or press the button again toreopen the side win‐
do w. If a side window is obstructed during closing and
reopens again slightly: #
Immediately af terth e window is bloc ked, pull the cor responding switch again until the side window has
closed, and hold the switch for an additional second.
The side window will be closed with increased forc e.
If a side window is obstructed again during closing and reopens again slightly: 88
Opening and closing

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 pressing thest art/ stop button with the
ke y in thestow age compartment
(→ page 159)
R afte r unlocking theve hicle using KEYLESS-
GO
% 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 354).
Deactivating theATA #
Press the%, &orp button on the
key.
or #
Press thest art/ stop button with theke y in
th estow age compartment (→ page159)
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.
To w- aw ay protection is automatically primed
af te r about 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 the doors
R the boot lid
To w- aw ay protection is automatically deactiva‐
te d:
R afte r pressing the% orp button on
th ekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(→ page 159)
R afte r unlocking theve hicle using KEYLESS-
GO Opening and closing
97

R
when using HANDS-FREE ACCESS Priming/deactivating
tow- aw ay protection Multimedia sy
stem:
Vehicle îVehicle settings 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 the doors
R the boot lid
Interior pr otection is automatically deactivated:
R afte r pressing the% orp button on
th ekey
R afte r pressing thest art/ stop button with the
ke y in thestow age compartment
(→ page 159)
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 Priming/deactivating interior pr
otection Multimedia sy
stem:
Vehicle îVehicle settings Interior
motion sensor #
Activate Oor deacti vate ª the function.
Interior pr otection is primed again in thefo llow‐
ing cases:
R The vehicle is unloc ked again.
R A door is opened.
R The vehicle is loc ked again. 98
Opening and closing

Ke
y functions
Deactivating .......................................... 73
KEYLESS-GO Locking theve hicle ................................ 78
Problem .................................................79
Un locking setting .................................. .73
Un locking theve hicle ............................78
Kickd own.................................................. 172
Using ................................................... 172
Knee airbag ................................................ 38 L
Lamp see In terior lighting
Lamps (instrument display) see Warning/indicator lamps
Lane de tection (au tomatic)
see Active Lane Keeping Assist
Lane Keeping Assist
see Active Lane Keeping Assist
Language .................................................2 96
No tes .................................................. 296
Setting .................................................2 96LED light
see Intelligent Light Sy stem
Le vel control sy stem
see AIR BODY CONTROL
Light switch Overview .............................................. 127
Lighting see In terior lighting
see Lights
Lights ........................................................ 127
Ac tive headla mps ................................ 13 0
Ad aptive Highbeam Assist Plus .......... .132
Ad justing the instrument lighting ........ 257
Ad versewe ather light .......................... 13 2
Au tomatic driving lights ....................... 12 8
City lighting ........................................ .132
Combination switch ............................ .129
Cornering light ..................................... 131
Driving ab road (symm etrical dipped
beam) .................................................. 127
Fo g light (extended range) ................... 131
Haza rdwa rning lights .......................... 13 0
Headla mpflasher ................................ 12 9
High beam ........................................... 12 9Intellige
nt Light Sy stem ....................... 13 0
Light switch ......................................... 127
Low beam ............................................ 127
Mo torw ay mode ................................... 131
Pa rking lights ...................................... .127
Re ar fog light ....................................... 127
Re sponsibility for lighting sy stems .......1 27
Setting the dipped beam ..................... 13 3
Setting theex terior lighting switch-
off delay time ...................................... 13 4
Setting the sur round lighting .............. .134
St anding lights .................................... .127
Tu rn signal lights ................................. 12 9
Limiter ...................................................... 19 9
Ac tivating ............................................ 200
Buttons ................................................ 200
Calling up a speed ............................... 200
Deactivating ........................................ 200
Fu nction .............................................. 19 9
Pa ssive mode ...................................... 19 9
Pe rm anent setting .............................. .201
Re quirements: .................................... .200
Selecting ............................................. 200
Setting a speed ................................... 200
St oring a speed ................................... 200 Index
561

Sy
stem limitations ...............................1 99
Limiting speed see Limi ter
LINGU ATRO NIC ........................................ 266
Application specific voice commands
............................................................ .267
Au dible help functions .........................2 68
Global voice commands ...................... 267
Impr oving speech quality .................... 268
Language setting ................................ .268
Media pla yervo ice commands ............ 275
Message voice commands .................. 277
Multifunction steering wheel (operat‐
ing) ...................................................... 266
Na vigation voice commands ................ 270
Operable functions .............................. 267
Operating saf ety .................................. 266
Ra dio voice commands ........................ 274
Switch voice commands ...................... 269
Te lephone voice controls .................... .274
Te xt messa gevoice commands .......... .277
TV voice commands ............................ .274
Ty pes of voice commands .................. .267
Ve hicle voice commands .................... .278
Vo ice prom pting .................................. 267 Live
Traf fic Information
Displaying subsc ript ion information .... .321
Displ aying the tra ffic map .................. .322
Displ aying traf fic incidents .................. 323
Extending a subscription ..................... 321
Issuing hazard alerts ........................... 323
Re gis tering on Mercedes me ............... 321
Loading ..................................................... 11 8
Bag hook .............................................. 11 8
No tes ................................................... 11 4
St ow age space under the boot floor ....1 20
Ti e-down eyes ...................................... 11 8
Loading guidelines ...................................114
Loads Securing .............................................. .114
Locator lighting see Sur round lighting
Locking/unlocking Activating/deactivating the auto‐
matic locking feature ............................ .80
Ad ditional door lock ...............................76
Digital Vehicle Keyst icke r .................... .77
Emergency key ...................................... 80
KEYLESS-GO .......................................... 78Mobile phone ........................................77
Smartphone ..........................................
77
Un locking/opening the doors from
th e inside ............................................... 76
Low beam (symm etrical dipped beam) ................. 127
Switching on/off ................................. 127
Lu bricant additives
see Additives
Lu ggage
Lu ggage net ......................................... 11 9
Secu ring ............................................... 11 4
Lu mbar support
see Lumbar support (4-w ay)
Lu mbar support (4-w ay)........................ .103 M
MAGIC VISION CONTROL Windsc reen wipers .............................. 137
Maintenance see ASS YST PLUS
Malfunction Restra int sy stem .................................... 31562
Index

Ty
res
Changing hub caps .............................. 448
Checking ............................................ .435
Che cking the tyre pressure (tyre
pressure monitoring sy stem) ............... 438
Fitting .................................................. 451
Flat tyre ............................................... 414
Inter changing ...................................... 446
MOExtended tyres ...............................4 15
No ise .................................................. .435
No tes on fitting ................................... 443
Re moving ............................................. 451
Re placing .................................... 443,447
Re starting the tyre pressure loss
wa rning sy stem ................................... 442
Re starting the tyre pressure monitor‐
ing sy stem ...........................................4 39
Selection ............................................. 443
Snow chains ........................................ 435
St oring ................................................ 446
TIREFIT kit ............................................ 416
Ty re pressure (N otes) .......................... 436
Ty re pressure loss warning sy stem
(function) ............................................. 442
Ty re pressure monitoring sy stem
(function) ............................................. 438 Ty
re pressure table .............................. 437
Un usual handling characteristics ........ 435 U
Un its of measurement
Setting ................................................ .296
Un locking setting ...................................... 73
USB devices Connecting .......................................... 368
User profile .............................................. 298
Creating .............................................. 298
Importing/exporting ...........................2 98
Options ................................................ 299
Setting ................................................. 298 V
Ve hicle .............................................. 157, 15 9
Ac tivating/deactivating standby
mode .................................................. .186
Ad ditional door lock ...............................76
Cor rect use ........................................... 25
Data acquisition .................................... 26
Data storage .......................................... 26
Diagnostics connection .........................24 Equipment .............................................
21
Implied warranty .................................. .26
Locking (auto matically) ......................... 80
Locking (digital vehicle keyst icke r) ....... 77
Locking (from the inside) ....................... 77
Locking (KEYLESS-GO) .......................... 78
Locking (mobile phone) .........................77
Locking/unlocking (emergency key) .... .80
Lo we ring ............................................. 452
Pa rking up .......................................... .185
QR code rescue card ............................. 26
Qualifi ed specialist workshop ................25
Ra ising ................................................ 449
REA CHregulation ..................................26
Re gistration ...........................................25
St andby mode function ...................... .186
St arting (Digital Vehicle Keyst icke r) .... 15 8
St arting (eme rgency operation
mode) .................................................. 15 9
St arting (mobile phone) ...................... .158
St arting (Remo teOnline) ..................... 16 0
St arting (s tart/s top button) .................1 57
Switching off (s tart/s top button) ........ 17 9
To wing ................................................ .251
Un locking (digital vehicle keyst icke r) .... 77
Un locking (from the inside) ...................77 578
Index