2017 MERCEDES-BENZ E-CLASS CABRIOLET key battery

#
Toswitch on the po wer supp ly:press but‐
to n1 once.
Yo u can activate the windscreen wiper, for
ex ample.
The po wer supp lyis switched off again if thefo l‐
lowing conditions are me t:
R The driver's door is open.
R You press but ton1 twice. #
Toswitch on the ignition: press button 1
twice.
The indicator lamps in the instrument clus ter
light up.
The ignition is switched off again if one of the
fo llowing conditions is me t:
R You do not start theve hicle within
15 minutes.
R You press but ton1 once. St
arting theve hicle St
arting theve hicle with thest art/s top but‐
ton
Requ irements:
R The key is located in theve hicle and thekey
battery is not dischar ged.
R Or if the "Digital Car Key" function is activa‐
te d via the Mercedes me connect web app:
th e mobile phone is located in theve hicle. #
Shift the transmission toposition jori. #
Depress the brake pedal and push button 1
once. #
Ifth eve hicle does not star t:switch off non-
essential consumers and press button 1
once. #
Ifth eve hicle still does not start and the
Place the key in the marked space See Own-
er's Manual display message also appears in
th e multifunction display: start theve hicle in
emer gency operation mode.
Yo u can swit choff the engine while driving by
pressing button 1for about thre e seconds. Be
sure toobser vethe saf ety no tes under "Driving
instructions".
St arting theve hicle with a mobile phone
(NFC)
Re quirements:
R The vehicle is equipped with the "Digital Car
Ke y" function.
R The "Digital Car Key" function is activated via
th e Mercedes me connect web app: http://
www.mercedes.me.
R Suitable mobile phone with NFC aerial (Near
Field Communication) and Secure Element. 14 2
Driving and pa rking

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.
% You can check the suitability of your mobile
phone byentering the phone number at
http://www.mercedes.me.
Information about suitable mobile phones
can be obtained from your Mercedes-Benz
service centre or at http://www.mercedes-
benz.com/connect.
% Mercedes-Benz recommends that you car ry
th e emer gency key in case of function
re strictions.
% The function is only available in combination
with Mercedes me connect and on lyin cer‐
ta in countries.
% Protective cases around the mobile phone
can impair the functionality. #
Make sure that thech arge leve l of the mobile
phone is suf ficient. If necessar y,ch arge the
mobile phone before starting the journe y. St
arting theve hicle for the firs t time af ter
activating the function #
Make sure that there is a valid vehicle key in
th eve hicle. #
Place the mobile phone in stowage space 1
so that the NFC aerial areas touch each
ot her. #
Depress the brake pedal and start theve hicle
using thest art/ stop button.
% The key is not needed for any fur ther starts. Any fu
rther starts #
Place the mobile phone in stowage space 1
so that the NFC aerial areas touch each
ot her, and lea veitth ere while driving. #
Depress the brake pedal and start theve hicle
using thest art/ stop button.
The "Digital Car Key" service can be deacti vated
in Mercedes me connect at https://
www.me rcedes.me. The function is then deacti‐
va ted in the smartphone via an online connec‐
tion. If connection tothe Internet is not possible,
e.g. af terth e mobile phone has been stolen, the
ke y function can be deacti vated at a Mercedes-
Benz Service Centre.
St arting theve hicle in emer gency operation
mode
If th eve hicle cannot be star ted, thePlace the
key in the marked space See Owner's Man-
ualdisplay message appears in the multifunction
displa y. Driving and pa
rking 14 3

Display messages
Possible causes/consequences and M
MSolutions
, Replace key See Owner's
Manual *
Ve hicles with a digital vehicle key:only a few or no authorisations remain forst arting the engine. #
Make sure that the Internet connection is not limited bycer tain mobile phone settings. #
Open the Mercedes me connect web App http://www.mercedes.me. and call up the "digital vehicle key"
service. #
Deactivate the service firs t and then activate it again. #
Ifth e display message still appears, con tact the Mercedes-Benz Cus tomer Assis tance Center (C AC).
 Change key batteries *T
hekey bat tery is dischar ged. #
Replace the battery .
Â
Key not detected (white
display message) *T
hekey is cur rently und etected. #
Change the location of theke y in theve hicle. #
Ifth eke y is still not recognised, start the engine with theke y in thestow age compartment . 446
Displaymessa ges and warning/indicator lamps

Selecting pa
rkposition ........................ 151
Shifting toneutral ................................ 15 0
St eering wheel gearshift paddles ........ .151
Tr ansmission position display .............. 14 9
Tr ansmission positions ........................ 14 9
Axle load Perm issible .......................................... 406
Tr ailer operation .................................. .418 B
Bag hook .................................................. 106
Ball ne ck
Fo lding in/out ...................................... 219
BA S (Brake Assist Sy stem) .................... .168
Battery Key ........................................................ .61
Re mo tecontrol (s tationary heater) ...... 137
Battery (vehicle) Charging .............................................. 373
No tes ................................................... 371
St arting assis tance .............................. 373
Belt see Seat belt Bic
ycle rack
Tr ailer operation .................................. 222
Blind Spot Assist ...................................... 213
Ac tivating/deactivating ...................... .215
Fu nction/no tes .................................... 213
Sy stem limits ....................................... 213
Blind Spot Assi st
see Active Blind Spot Assi st
Blo wer
see Climate control
BlueTEC see AdBlue ®
Blue tooth ®
Ac tivating/deactivating ...................... .259
Setting up an Internet connection ....... .313
Settings ............................................... 259
Switching profile (DUN/PAN) .............. 314
Blue tooth ®
Au dio
Ac tivating ............................................ 331
De-authorising (de-regis tering) the
device .................................................. 331
Information .......................................... 328
Overview .............................................3 29Sear
ching for and auth orisingthe
device .................................................. 330
Switching device via NFC .................... 331
Boot lid .......................................................68
Ac tivating/deactivating the boot lid
opening limiter ...................................... 73
Closing .................................................. 69
HANDS-FREE ACCESS .......................... .71
Loc ked separately .................................73
Opening .................................................68
Opening dimensions ............................4 15
Boot lid see Boot lid
see Locking/unlocking
Boot separator Closing .................................................. 80
Opening ................................................. 80
Brake Assi stSystem
see BAS (Brake Assi stSystem)
Brake fluid Notes ................................................... 413
Brake forc e distribution
EBD (Elect ronic Brake forc e Distribu‐
tion) ..................................................... 171482
Index

Switch-off del
aytime ........................... 121
Interior lighting see In terior lighting
see Lighting
see Lights
Interior pr otection
Fu nction ................................................ 86
Switching on/o ff................................... 86
In term ediatedestination ........................ 271
Calculating a route with intermediate
destinations ........................................ .271
Editing ................................................ .271
Entering ............................................... 271
St arting an automatic filling station
sear ch.................................................. 271
Internet Deleting a bookmark ............................ 317
Del eting his tory .................................... 317
Managing bookmar ks.......................... 317
Internet connection Cancelling permission .......................... 314
Connection status ................................ 315
Displ aying the connection status ........ .315
Editing the access data ........................ 314Es
tablishing .........................................3 15
Mobile phone de tails .......................... .315
Re strictions .......................................... 312
Setting access da ta............................. 313
Setting up ............................................ 313
Switching Blu etoo th®
profile (DUN/
PA N) .....................................................3 14
Vi a Blue tooth®
..................................... 313
Vi a communication module ................ .312
Vi aWi -Fi ............................................... 312
Internet radio
Calling up ............................................. 317
Del eting stations .................................. 318
Logging in ............................................ 319
Logging out .......................................... 319
Overview ..............................................3 18
Saving stations .................................... 318
Selecting and connecting toast ation
............................................................ .318
Selecting stre am .................................. 319
Setting options .................................... 319
Te rm s of use ........................................3 19
Ionisation ................................................ .132 iPhone
®
see Apple CarPlay™
ISOFIX child seat attachment
Seats suitable for attaching ................... 51
ISOFIX child seat securing sy stem .......... 44
Fitting ................................................... .45
No tes ..................................................... 44 J
Jack Declaration of Conformity ......................21
Storage location ..................................3 96
Jump-start connection ............................373 K
Ke y.............................................................. 59
Battery ................................................... 61
Emergency key element .................. .61, 68
Energy consumption .............................. 60
Fe atures ................................................ 59
Ke yring attachment ............................... 61
Overview ............................................... 59
Pa nic alarm ........................................... 60
Problem ................................................. 62 496
Index