battery MERCEDES-BENZ E-CLASS CABRIOLET 2017 Owners Manual

Re
fuelling .................................................... 15 3
Pa rking ...................................................... .158
Driving and driving saf ety sy stems .............1 66
Tr ailer hit ch................................................. 218
Bicycle rack ................................................ 222 In
stru ment Displ ayand on-board
comp uter.................................................. 225
Instrument display overview ...................... .225
Overview of the buttons on thesteering
wheel ..........................................................2 26
Operating the on-board computer .............. 227
Displa ysinthe multifunction display ..........2 28
Ad justing the instrument lighting ............... 229
Menus and submenus ................................ 229
Head-up Display ......................................... 237 LINGU
ATRO NIC ........................................ 239
Ope rating sa fety ......................................... 239
Operation ................................................... 239
Using LINGU ATRO NIC ef fectively ................ 241
Essential voice commands .......................... 241 Multimedia sy
stem .................................. 250
Overview and operation .............................. 250
Sy stem settings .......................................... 258
Na vigation .................................................. 266
Te lephone .................................................. .289
Online and Internet functions ..................... .312
Media ..........................................................3 19
Ra dio .......................................................... 331
TV ............................................................... 334
Sound ......................................................... 343 Main
tenance and care ............................. 345
ASS YST PLUS service inter val display ........ 345
Engine compartment .................................. 346
Cleaning and care ...................................... .353 Breakdown assi
stance ............................ 363
Emergency ................................................. .363
Flat tyre ...................................................... 365
Battery (vehicle) .......................................... 371
To w starting or towing away ....................... 375
Electrical fuses ........................................... 380 Wheels and tyres
..................................... 384
Noise or unusual handling characteris‐
tics ............................................................ .384
Re gular checking of wheels and tyres ........ 384
No tes on snow chains ................................ 384
Ty re pressure .............................................. 385
Wheel change ............................................ .392
Emergency spa rewheel .............................. 402 Te
ch nical data .......................................... 404
No tes on tech nical da ta.............................. 404
On-board electronics .................................. 404
Ve hicle identification plate, VIN and
engine number ...........................................4 06
Operating fluids .......................................... 408
Ve hicle data ................................................ 41 5
Tr ailer hit ch................................................. 417 Display messages and
warning/indi‐
cator lamps ............................................... 419
Displ aymessa ges ........................................4 19
Wa rning and indicator lamps ...................... 463 Contents
3

#
Only connect equipment toa diagnos‐
tics connection in theve hicle which is
appr ovedfo ryo ur vehicle byMercedes-
Benz. &
WARNING Risk of accident due to
objects in the driver's foot we ll
Objects in the driver's foot we ll may impede
pedal tr avel or block a depressed pedal.
This jeopardises the operating and road
saf ety of theve hicle. #
Stow all objects in theve hicle securely
so that they cannot getinto the driver's
fo ot we ll. #
Alw aysfit th efloor mats securely and
as prescribed in order toensure that
th ere is alw ays suf ficient room forthe
pedals. #
Do not use loose floor mats and do not
place floor mats on top of one ano ther. *
NO
TEBattery discharging from using
devices connected tothe diagnostics
connection Using devices at
the diagnostics connection
drains the batter y. #
Check thech arge leve l of the batter y. #
Ifth ech arge leve l is lo w,charge the
batter y,e.g. bydriving a considerable
dis tance. Connecting equipment
tothe diagnostics con‐
nection can lead toemissions monitoring infor‐
mation being reset, forex ample. This may lead
to theve hicle failing tomeet therequ irements of
th e next emissions inspection during the main
inspection. Qualified specialist
workshop
A qu alified specialist workshop has the neces‐
sary special skills, tools and qualifications to
cor rectly car ryout any necessary workon your
ve hicle. This particularly applies towo rkreleva nt
to saf ety. Alw
ays ha vethefo llowing workcar ried out on
yo ur vehicle at a qualified specialist workshop:
R Workreleva nt tosaf ety
R Service and maintenance work
R Repair work
R Modifications, ins tallations and con versions
R Workon electronic component parts
Mercedes‑Benz recommends a Mercedes‑Benz
service centre. Ve
hicle registration
Mercedes-Benz may ask its service centres to
car ryout tech nical inspections on cer tain vehi‐
cles. The quality or saf ety of theve hicle is
impr oved as a result of the inspection.
Mercedes-Benz can only inform you about vehi‐
cle checks if Mercedes-Benz has your registra‐
tion data.
It is possible that your vehicle has not yet been
re gis tere d in your name in thefo llowing cases:
R Ifyo ur vehicle was not pur chased at an
authorised specialist dealer. Gene
ral no tes 23

Key
Overview of
key functions &
WARNING ‑ Thereis a risk of accident
and injury if you lea vechildren unat ten‐
ded in theve hicle
If ch ildren are left unat tended in theve hicle,
th ey could:
R open doo rs,th ereby endangering other
persons or road users.
R get out of theve hicle and be hit by
oncoming traf fic.
R ope rate ve hicle equipment.
Moreo ver,th ech ildren could also set the
ve hicle in motion by,fo rex ample:
R releasing the parking brake
R shifting the automatic transmission out of
park position P jor shifting manual
transmission into idle position.
R starting the engine. #
Never lea vechildren or animals unat‐
te nded in theve hicle. #
When leaving theve hicle, alw aysta ke
th eke y with you and lock theve hicle. #
Keep theve hicle key out of there ach of
ch ildren. *
NO
TEDama getotheke y caused by
magnetic fields #
Keep theke yaw ay from strong mag‐
netic fields. 1
Locks
2 Battery check lamp
3 Unloc ks
4 Opens/closes the boot lid
The key loc ksand unlo cksth efo llowing compo‐
nents:
R The doors
R The boot lid
R The fuel filler flap
If yo u do not open theve hicle within appr ox‐
imately 40 seconds af ter unlocking:
R The vehicle is loc ked again. Opening and closing
59

R
Anti-theft pr otection is reactivated.
Do not keep theke yto get her 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 61). Ac
tivating/deactivating the acoustic lo cking
ve rification signal Multimedia sy
stem:
, Vehicle .
î Vehicle set-
tings .
Acoustic lock #
Activate Oor deacti vate ª the function. Priming/deactivating
the panic ala rm Re
quirement:
R Ignition is switched off. #
Toprime: press button 1for appro ximately
one second.
A visu al 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 Central 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. Re
ducing the energy consu mption of the key If
yo u do not intend touse theve hicle for an
ex tended pe riod of time, you can deactivate the
fo llowing functions on thekey.
R KEYLESS-GO starting function
R KEYLESS-GO 60
Opening and closing

#
Todeactivate: pressthe& button on the
ke y twice in rapid succession.
The battery check lamp of theke yflashes
twice brief lyand lights up once. #
Toactivate: press any button on thekey.
% When theve hicle is star ted with theke y in
th estow age compartment of the cent recon‐
sole (→ page 143), theke y functions are
automatical lyactivated. Inserting/removing
the emer gency key #
Toremo ve:press release knob 1.
Emer gency key2 is pushed out slight ly. #
Pull out emer gency key2 until it en gage s in
th e intermediate position.
% You can use the intermediate position of
emer gency key2 toattach theke yto akey
ri ng. #
Press release knob 1again and fully
re mo veemer gency key2. #
Toinser t:press release knob 1. #
Insert emer gency key2 tothe intermediate
position or fully until it engages. Re
placing the key battery &
DANG ER Serious damage tohealth
caused byswallowing batteries
Batteries contain toxic and cor rosive sub‐
st ances. Swallowing bat teries may cause
serious damage tohealth.
There is a risk of fata l injur y. #
Keep batteries out of there ach of chil‐
dren. #
If batteries are swallo wed, seek medical
attention immediately. +
ENVIRONMEN
TALNO TEEnvironmental
dama gedue toimproper disposal of bat‐
te ries Batteries conta
in pollutants. It is
illegal todispose of them with the household
ru bbish. #
Dispose of batteries in an
environmen tally responsible manner.
Ta ke dischar ged batteries toaqu alified
specialist workshop or toa collection
point for used batteries. Re
quirement:
R Yourequ ire a CR 2032 3 V cell batter y. Opening and closing
61

Mercedes-Benz
recommends that you ha vethe
battery replaced at a qualified specialist work‐
shop. #
Remo vethe emer gency key ( → page 61). #
Press release button 2down fully and
re mo vecover1. #
Remo vebattery compartment 3and take
out the dischar ged batter y. #
Insert the new battery into battery compart‐
ment 3. Obser vethe positive pole marking
in the battery compartment and on the bat‐
te ry. #
Push in battery compartment 3. #
Replace co ver1 sothat it engages. Problems with
thekey Problem
Possible causes/consequences and M
MSolutions
Yo u can no lon ger lock or unlock the
ve hicle. Po
ssible causes:
R The key bat tery is dischar ged or nearly dischar ged.
R There is inter fere nce from a po werful radio signal source.
R The key is faulty. 62
Opening and closing

Problem
Possible causes/consequences and M
MSolutions #
Check the battery using the battery check lamp and replace if necessary . #
Use the emer gency keyto lock or unlock theve hicle . #
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 loc kschanged 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:
R After locking theve hicle with thekey.
R After locking theve hicle using KEYLESS-GO.
% After locking theve hicle, the horn can be
operated for a short time. %
After locking theve hicle, pressing the button
to centrally unlock theve hicle from inside
will trigger an alarm (→ page64).
If th e additional door lock is activated, the doors
cann otbe opened from the inside.
Yo u can deactivate the additional door lock by
deactivating the interior pr otection (→ page 86). Un
locking and opening the doors from the
inside Un
ited Kingdom onl y:obser vethe no tes on the
additional door lock (→ page 63). Opening and closing
63

#
Pull door handle 2.
Locking pin 1pops up when the door is
unloc ked. Locking/unlocking
theve hicle centrally from
th e inside #
Tounlo ck:press button 1. #
Tolock: press button 2.
This does not lock or unlock the fuel filler flap.
The vehicle is not unloc ked:
R Ifyo u ha veloc kedth eve hicle using thekey. R
Ifyo u ha veloc kedth eve hicle using KEY‐
LESS-GO. Un
locking/locking theve hicle via a mobile
phone Re
quirements:
R Vehicle with the "Digital Car Key in the
smartphone" function.
R The "Digital Car Key in the smartphone" func‐
tion is activated via the Mercedes me con‐
nect web app: https://www.mercedes.me.
R Suitable mobile phone with NFC aerial (Near
Field Communication) and Secure Element.
R Suf ficient charge leve l of the mobile
phone. On some mobile phones, the function
is also available when the battery is dis‐
ch arge d.
If th eve hicle has been par kedfo r longer than
two weeks, the NFC aerial in the door handle is
deactivated. Pull the door handle toactivate the
NFC aerial again. 64
Opening and closing

Problem
Possible causes/consequences and M
MSolutions
R The key is faulty. #
Activate KEYLESS-GO . #
Check the battery using the battery check lamp and replace if necessary . #
Use the emer gency keyto lock or unlock theve hicle . #
Have theve hicle and keych ecked at a qualified specialist workshop. Switching
the automatic locking feature
on/off The
vehicle is loc ked automatically when the
ignition is switched on and the wheels are turn‐
ing fast erthan walking pace. #
Todeactivate: press and hold button 1for
appr oximately five seconds until an acoustic
signal sounds. #
Toactivate: press and hold button 2for
appr oximately five seconds until an acoustic
signal sounds.
Danger of being loc ked out when the function is
activated:
R Ifth eve hicle is being tow star ted/pushed.
R On a roller dynamome ter. Opening and closing
67

AIRSCARF
warmsth e head and neck area of
ve hicle occupants with warm air. The warm air
fl ow s out of theve nts in the head restra ints. #
Toswitch on/increase the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
Depending on the heating le vel, up tothree
indicator lamps light up. #
Toswitch off/reduce the le vel:press but‐
to n1 repeatedly until the desired heating
le ve l is set.
If all of the indicator lamps are off, AIRSCARF
is switched off.
% When switching on, the blo werst arts up on ly
af te r a preheating phase which lasts afew
seconds.
Af ter switching off, the blo werru ns on for a
fe w seconds tocool down the heating ele‐
ments.
% Ifth eve hicle battery voltage is too lo w,AIR‐
SCARF may switch off. #
Adjusting the AIRSCARF vent (→ page 140).
Ma kesure that there are no objects co vering the
intake grille on the back of the head restra int. Ste
ering wheel Ad
justing the steering wheel manually &
WARNING Risk of inju rythro ugh adjust‐
ing vehicle settings while theve hicle is in
motion
Yo u could lose cont rol of theve hicle in the
fo llowing situations:
R ifyo u adjust the driver's seat, the head
re stra ints, thesteering wheel or the mir‐
ro r while theve hicle is in motion
R ifyo ufast enyour seat belt while theve hi‐
cle is in motion #
Before starting the engine: adjust the
driver's seat, the head restra ints, the
st eering wheel or the mir ror and fasten
yo ur seat belt. &
WARNING Risk of entrapment forch il‐
dren when adjusting thesteering wheel
Children could injure themselves if they
adjust thesteering wheel. 98
Seats and stowing