key MERCEDES-BENZ E-CLASS CABRIOLET 2015 Owners Manual

Under normal operating conditions and with the
specified coolant level, the coolant temperature
may rise to 120 †.
At high outside temperatures and when driving
uphill, the coolant temperature may rise to the
end of the scale. Operating the on-board computer
Overview :
Multifunction display
; Switches on voice-operated control for nav-
igation or LINGUATRONIC
= Right control panel
? Left control panel
A Back button
X To activate the on-board computer: turn
the key to position 1in the ignition lock.
You can control the multifunction display and the settings in the on-board computer using
the buttons on the multifunction steering
wheel.
You can find further information on LINGUA-
TRONIC in the separate operating instruc-
tions in vehicles with a COMAND Online mul-
timedia system.
You can find further information on voice-
operated control for navigation in the manu-
facturer's operating instructions in vehicles
with an Audio 20 multimedia system. Left control panel =
; R
Calls up the menu and menu bar 9
: Press briefly:
R Scrolls through lists
R Selects a submenu or function
R In the Audio Audio menu: selects the
previous or next station, when the preset list or station list is active,
or an audio track or video scene
R In the Tel Tel(telephone) menu:
switches to the phone book and
selects a name or telephone num-
ber 9
: Press and hold:
R
In the Audio Audio menu: selects a pre-
set list or a station list in the
desired frequency range, or an
audio track or video scene using
rapid scrolling
R In the Tel Tel(Telephone) menu:
starts rapid scrolling if the phone
book is open a R
Confirms the selection or display
message
R In the Tel Tel(Telephone) menu:
switches to the telephone book
and starts dialling the selected
number Right control panel
~ R
Rejects or ends a call
R Exits the telephone book/redial
memory 6 R
Makes or accepts a call
R Switches to the redial memory W
X R
Adjusts the volume 8 R
Mute 214
Displays and operationOn-board computer and displays

the extended range foglamps are unavailable.
These are only deactivated if the setting for driv-
ing on the left/right is set opposite to your vehi- cle's country version.
A qualified specialist workshop can set the
dipped-beam headlamps for driving on the left/
right.
Activating/deactivating the surround
lighting and exterior lighting delayed
switch-off
X Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Lights Lights submenu.
X Press ato confirm.
X Using :or9, select the Surround
Surround
lighting
lighting function.
If the Surround
Surround lighting
lightingfunction is activa-
ted, the light cone and the area around the
vehicle are displayed in orange in the multi-
function display.
X Press the abutton to save the setting.
Deactivating delayed switch-off of the exterior
lighting temporarily:
X Before leaving the vehicle, turn the key to
position 0in the ignition lock.
X Turn the key to position 2in the ignition lock.
The exterior lighting delayed switch-off is
deactivated.
Delayed switch-off of the exterior lighting is
reactivated the next time you start the engine.
If you have activated the Surround lighting
Surround lighting
function and the light switch is set to the Ã
position, the following functions are activated
when it is dark:
R surround lighting: the exterior lighting
remains lit for 40 second s after unlocking
with the key. If you start the engine, the sur-
round lighting is switched off and automatic
headlamp mode is activated (Y page 114).
R exterior lighting delayed switch-off: the
exterior lighting remains lit for 60 seconds
after the engine is switched off. If you close all
the doors and the boot lid, the exterior lighting
goes off after 15 seconds.
i Depending on your vehicle's equipment,
when the surround lighting and delayed
switch-off exterior lighting are on, the follow- ing light up: R
Side lamps
R Surround lighting in the exterior mirrors
Activating/deactivating the interior light-
ing delayed switch-off
If you activate the Lighting
Lighting delayed delayedsw.-off
sw.-off
function, the interior lighting remains on for
20 seconds after you remove the key from the
ignition lock.
X Press the =or; button on the steering
wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Lights
Lights submenu.
X Press ato confirm.
X Press the :or9 button to select the
Lighting delayed sw.-off
Lighting delayed sw.-off function.
When the Lighting
Lighting delayed
delayedsw.-off
sw.-offfunc-
tion is activated, the vehicle interior is dis-
played in orange in the multifunction display.
X Press the abutton to save the setting.
Vehicle Setting permanent SPEEDTRONIC
X Press the =or; button on the steering
wheel to select the Settings Settingsmenu.
X Press the :or9 button to select the
Vehicle
Vehicle submenu.
X Press ato confirm.
X Press :or9 to select the Limit
Limit
speed (winter tyres):
speed (winter tyres): function.
The current setting appears.
X Press ato confirm.
X Press the :or9 button to adjust per-
manent SPEEDTRONIC in increments of ten
(240 km/h 240 km/h to160 km/h
160 km/h). The Off
Offsetting
switches permanent SPEEDTRONIC off.
X Press the abutton to store the entry.
Observe the additional information on perma-
nent SPEEDTRONIC (Y page 168).
Activating/deactivating the automatic
locking feature
X Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Vehicle Vehicle submenu.
X Press ato confirm. Menus and submenus
225On-board computer and displays Z

X
Press the =or; button on the steering
wheel to select the Settings
Settings menu.
X Press the :or9 button to select the
Convenience
Convenience submenu.
X Press ato confirm.
X Press the :or9 button to select the
Auto. fold in
Auto. fold in function.
If the Auto.
Auto. fold
foldin
infunction is switched on,
the multifunction display shows the vehicle's
exterior mirror in orange.
X Press the abutton to save the setting. If you have switched on the
Auto. fold in
Auto. fold in
function and you fold the exterior mirrors in
using button :on the door, they will not fold
out automatically (Y page 111).
You can then only fold out the exterior mirrors
using button :.
Resetting to factory settings X
Press the =or; button on the steering
wheel to select the Settings
Settingsmenu.
X Press the :or9 button to select the
Factory setting
Factory setting submenu.
X Press ato confirm.
The Reset all settings?
Reset all settings? function
appears.
X Press the :or9 button to select No
Noor
Yes
Yes.
X Press the abutton to confirm the selec-
tion.
If you have selected Yes Yesand confirmed, the
multifunction display shows a confirmation
message.
For safety reasons, not all functions are reset:
the Limit speed (winter tyres):
Limit speed (winter tyres): function
in permanent SPEEDTRONIC can only be set in
the Vehicle
Vehicle submenu. If you want to reset the
Day lights
Day lights in theLight
Light submenu, you must
turn the key to position 1in the ignition lock. 228
Menus and submenusOn-board computer and displays

Display messages
Possible causes/consequences and
M
MSolutions J
Close Close
boot
bootseparator
separator Cabriolet: the boot separator is open.
X Close the boot separator (Y page 94).K
Convertible Top Convertible Top
Operation possible Operation possible
to 40 km/h to 40 km/h If you drive at speeds of more than 40 km/h, you cannot open or close
the soft top.
X Fully open or close the soft top (Y page 89).K
Top lowering Top lowering The soft top is not fully opened or closed. The hydraulics are depres-
surised.
X Fully open or close the soft top (Y page 89).K
Open/close top com‐ Open/close top com‐
pletely pletely The soft top is not locked.
If you drive at speeds of more than 40 km/h, you cannot open or close
the soft top.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Push or pull and hold the soft top switch until the soft top is fully
open or closed (Y page 89). K
Start engine See Start engine See
Owner's Manual Owner's Manual The on-board voltage is too low.
X Start the engine. The soft top has been opened and closed several times in a row. The
soft-top drive has been switched off automatically for safety reasons.
You can open and close the soft top again after approximately ten
minutes.
X Switch off the ignition and turn it back on.
X Repeat the opening or closing procedure (Y page 89).¥
Top up washer fluid Top up washer fluid The washer fluid level in the washer fluid reservoir has dropped below
the minimum.
X Top up the washer fluid (Y page 293).Key
Display messages
Possible causes/consequences and
M
MSolutions Â
Key Key
does
does not
notbelong
belong
to vehicle
to vehicle You have put the wrong key in the ignition lock.
X Use the correct key. Â
Replace key Replace key The key needs to be replaced.
X Consult a qualified specialist workshop. 252
Display
messagesOn-board computer and displays

Display messages
Possible causes/consequences and
M
MSolutions Â
Change Change
key
keybatteries
batteries The battery of the KEYLESS-GO key is discharged.
X Change the replace (Y page 77).Â
Key not detected Key not detected
(red display message) The KEYLESS-GO key is not in the vehicle.
A warning tone also sounds.
If the engine is switched off, you can no longer lock the vehicle cen-
trally or start the engine.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 157).
X Locate the KEYLESS-GO key. A strong source of radio waves is causing interference, this means that
the KEYLESS-GO key is not recognised when the engine is running.
A warning tone also sounds.
X Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X Secure the vehicle against rolling away (Y page 157).
X Insert the key into the ignition lock and bring into key mode. Â
Key not detected Key not detected
(white display message) The KEYLESS-GO key cannot be detected at present.
X Change the location of the key with the KEYLESS-GO functions in
the vehicle.
If the KEYLESS-GO key is still not detected: X Operate the vehicle with the key in the ignition lock if necessary. Â
Remove Remove
starting
starting but‐
but‐
ton,
ton, then
theninsert
insert key
key The KEYLESS-GO key is not continually detected.
KEYLESS-GO is temporarily malfunctioning or is defective. A warning tone also sounds.
X Insert the key into the ignition lock and turn it to the desired posi-
tion.
X Consult a qualified specialist workshop. Warning and indicator lamps in the instrument cluster
General notes
Some systems carry out a self-diagnosis when the ignition is switched on. Several warning and
indicator lamps can thereby temporarily light up or flash. This behaviour is non-critical. These
warning and indicator lamps only indicate a malfunction if they light up or flash after the engine is started or during a journey. Wa
rning and indi cator lamps in the instrument cluster
253On-board computer and displays Z

X
Enter the town.
The Gsymbol: the location is contained on
the digital map multiple times.
X To switch to the list: slide5the control-
ler.
X Select the location.
If available, the postcode is shown. If there
are different postcodes available for the loca- tion, the corresponding digits are displayed
with an X
X.
X Enter the street and house number.
The address is in the menu.
Further options for destination entry:
R search for a keyword
The keyword search finds destinations using
fragments of words.
R select the last destination
R select a contact
R select a POI
You can search for a POI by location, name or
telephone number.
R select destination on the map
R enter intermediate destination
You can map the route to the destination
yourself with up to four intermediate destina- tions.
R select travel guide destination (only available
for selected European countries)
R select destinations from Mercedes-Benz
Apps
R select geo-coordinates
Calculating the route Prerequisite: the address has been entered and
is in the menu.
X Select Start StartorContinue
Continue.
The route is calculated with the selected route
type and the selected route options.
If route guidance has already been activated,
a prompt will appear asking whether you wish to end the current route guidance.
X Select Yes
Yes orSet as intermediate des‐ Set as intermediate des‐
tination
tination.
Yes Yes cancels the current route guidance and
starts route calculation to the new destina-
tion.
Set as intermediate destination
Set as intermediate destination adds
the new destination in addition to the existing destination and opens the intermediate des-
tinations list. Connecting the mobile phone
Requirements For telephony via the Bluetooth
®
interface, you
require a Bluetooth ®
-capable mobile phone. The
mobile phone must support Hands-Free Profile
1.0 or above.
Multimedia system:
X Select Vehicle VehicleQSystem set‐ System set‐
tings
tingsQ Activate Bluetooth
Activate Bluetooth .
X Activate Bluetooth ®
O.
Mobile phone:
X Activate Bluetooth ®
and, if necessary, Blue-
tooth ®
visibility for other devices (see the
manufacturer's operating instructions).
The Bluetooth ®
device names for all of one man-
ufacturer's products might be identical. To
make it possible to clearly identify your mobile
phone, change the device name (see the man-
ufacturer's operating instructions).
If the mobile phone supports the PBAP (P hone
Book Access Profile) and MAP (Message
Access Profile) Bluetooth ®
profiles, the follow-
ing information will be transmitted after you
connect:
R Phone book
R Call lists
R Text messages and e-mails
i Further information on suitable mobile
phones can be obtained on the Internet at:
http://www.mercedes-benz.com/
connect
Searching for and authorising a mobile
phone Before using your mobile phone with the multi-
media system for the first time, you will need to
search for the phone and then authorise (con-
nect) it. Depending on the mobile phone, author- isation takes place by means of Secure Simple
Pairing or by entering a passkey. The multimedia
system automatically makes the procedure that is relevant for your mobile phone available. The
mobile phone is always connected automati- 266
Operating systemMultimedia system

cally after authorisation. Further information on
using a mobile phone with the multimedia sys-
tem (see the Digital Owner's Manual).
If the multimedia system does not detect your
mobile phone, this may be due to particular
security settings on your mobile phone (see the
manufacturer's operating instructions).
Only one mobile phone can be connected to the multimedia system at any one time.
Searching for a mobile phone
Multimedia system:
X Select Tel/
Tel/ ®QConnect Connect
device deviceQSearch for phones Search for phonesQStart Start
search
search.
The available mobile phones are displayed.
Symbols in the device list Sym-
bol Explanation
Ï
New mobile phone found, not yet
authorised. Ñ
Mobile phone is authorised, but is
not connected.
#
Mobile phone is authorised and
connected. Connecting the mobile phone
Authorisation using Secure Simple Pairing:
X Select mobile phone.
A code is displayed in the multimedia system
and on the mobile phone.
X If codes match: selectYes
Yes on the multimedia
system.
X Confirm code on the mobile phone. Depend-
ing on the mobile phone used, confirm the
connection to the multimedia system and for
the PBAP and MAP Bluetooth ®
profiles. The
prompt to confirm may take up to two
minutes to be displayed (see the manufactur-
er's operating instructions).
X If the codes are different: selectNo
No on the
multimedia system.
The process is cancelled.
Repeat authorisation. Authorisation by entering a passkey:
X Select Bluetooth ®
name of the mobile phone.
The input menu for the passkey is displayed.
X Choose a one to sixteen-digit number combi-
nation as a passkey.
X Enter the passkey on the multimedia system.
X Press ¬to confirm.
X Enter and confirm the passkey on the mobile
phone. Depending on the mobile phone used,
confirm the connection to the multimedia sys-
tem and for the PBAP and MAP Bluetooth ®
profiles. The prompt to confirm may take up
to two minutes to be displayed (see the man- ufacturer's operating instructions).
i Mobile phones which are connected to the
optionally available telephone module with
Bluetooth ®
(SAP profile) are displayed sepa-
rately in the device list. These are found below
the entry MB SAP module phones MB SAP module phones.
Switching between mobile phones If you have authorised more than one mobile
phone, you can switch between the individual
phones.
Multimedia system:
X Select Connect device Connect device.
X Select a mobile phone from the device list. Telephone module with Bluetooth
®
(SAP profile)
Introduction The module can be used as a permanently instal-
led telephone with its own SIM card
(Y page 268) or in conjunction with a mobile
phone (Y page 269).
If you wish to use the module in conjunction with
your mobile telephone, the mobile phone must
support the Bluetooth ®
SAP profile (SIM Access
Profile).
The following functions are available using the
module:
R hands-free mode
R data modem mode (Y page 269)
R sending and receiving text messages
(Y page 270) Operating system
267Multimedia system Z

Glove compartment
X
To open: pull handle :and open glove com-
partment flap ;.
X To close: fold glove compartment flap ;
upwards until it engages.
i The glove compartment can be ventilated
(Y page 136). The glove compartment can only be locked and
unlocked using the emergency key element.
X To lock: insert the emergency key element
into the lock and turn it 90° clockwise to
position 2.
X To unlock: insert the emergency key element
into the lock and turn it 90° anti-clockwise to
position 1. Stowage compartments in the centre
console Front stowage compartment (vehicles with
DIRECT SELECT lever)
X To open: slide the cover forwards by han-
dle :in the direction of the arrow until it
engages.
X To close: briefly press the front of handle :. Rear stowage compartment (vehicles with
DIRECT SELECT lever)
X Briefly press trim ;in the direction of the
arrow.
Cover :swings upwards. Vehicles with manual transmission Stowage areas
273Stowing and features Z

X
To open: pull cover ;out by its top edge.
X To remove the insert: press release button
= and lift the insert up and out.
X To fit the insert: fit insert:into the holder
from above and press down into the holder
until it engages. Cigarette lighter
Important safety notes G
WARNING
You can burn yourself if you touch the hot
heating element or the socket of the cigarette lighter.
In addition, flammable materials can ignite if:
R the hot cigarette lighter falls
R a child holds the hot cigarette lighter to
objects, for example
There is a risk of fire and injury.
Always hold the cigarette lighter by the knob.
Always make sure that the cigarette lighter is
out of reach of children. Never leave children unattended in the vehicle.
Your attention must always be focused on the
traffic conditions. Only use the cigarette lighter when road and traffic conditions permit.
Cigarette lighter in the front compart-
ment Example: vehicles with automatic transmission X
Turn the key to position 2in the ignition lock
(Y page 139).
X To open: slide cover :forwards until it
engages.
X Press in cigarette lighter ;.
Cigarette lighter ;will pop out automatically
when the heating element is red-hot.
X To close: briefly press cover :at the front.
The cover retracts. 12 V sockets
General notes X
Turn the key to position 1in the ignition lock
(Y page 139).
The sockets can be used for accessories with a
maximum draw of 180 W(15 A). Accessories
include such items as mobile phone chargers.
If you use the sockets for long periods when the engine is switched off, the battery may dis-
charge.
An emergency cut-off ensures that the on-boardvoltage does not drop too low. If the on-board
voltage is too low, the power to the sockets is
automatically cut. This ensures that there is suf-
ficient power to start the engine.
Socket in the front centre console Example: vehicles with automatic transmission
X To open: slide cover :forwards until it
engages.
X Lift up the cover of socket ;.
X To close: briefly press cover :at the front.
The cover retracts. 280
FeaturesStowing and fea
tures

An exterior aerial has the following advantages:
R it conducts the electromagnetic fields gener-
ated by a wireless device to the exterior
R the field strength in the vehicle interior is
lower than in a vehicle that does not have an exterior aerial
Information on retrofitting two-way radios and
mobile phones (RF transmitters) (Y page 335).
General notes There are various mobile phone brackets that
may be fitted in your vehicle; in some cases,
these are country-specific.
More information on suitable mobile phones,
mobile phone brackets and on connecting Blue-
tooth ®
-capable mobile phones with the multi-
media system can be obtained:
R at your Mercedes-Benz Service Centre
R on the Internet at http://www.mercedes-
benz.com/connect
The functions and services available when you
use the phone depend on your mobile phone
model and service provider.
Using a mobile phone To connect a mobile phone to the exterior aerial
and charge it, insert it into the mobile phone
bracket.
X Open the telephone compartment
(Y page 274).
X Place the mobile phone bracket into the pre-
installed fitting; see the separate installation
instructions for the mobile phone fitting.
X Insert the mobile phone into the mobile phone
bracket; see the separate installation instruc-
tions for the mobile phone fitting.
i The mobile phone can also be operated
without being in the bracket. However, the
charging function and aerial function are not
available.
In order to use Bluetooth ®
(SAP profile) on your
telephone module, you must first insert the tele-
phone module into the pre-installed fitting. This connects it to the exterior aerial. If you wish to
charge the mobile phone, then you must con-
nect it to a USB port.
Further information on the telephone module
with Bluetooth ®
(SAP profile) can be found in the
Digital Owner's Manual. Operating the mobile phone You can operate the telephone using the
6
and ~ buttons on the multifunction steering
wheel. You can operate other mobile phone
functions via the on-board computer
(Y page 219).
When you remove the key from the ignition lock,
the mobile phone is disconnected from the
hands-free system. Active calls will first be
transferred to the mobile phone directly.
Mobile phone bracket in the stowage
compartment You can fold the pre-installed bracket up to
improve access to the stowage space beneath
it. Depending on the vehicle equipment, a USB
port or a Media Interface is installed in the stow- age compartment.
X To fold the bracket up: press button:.
X To fold the bracket down: press the bracket
down and allow it to engage. Garage door opener
General notes The HomeLink
®
garage door opener integrated
in the rear-view mirror allows you to operate up
to three different door and gate systems.
Once programmed, the integrated garage door
opener in the rear-view mirror will assume the
function of the garage door system's remote
control. Please also read the operating instruc-
tions for the garage door system.
When programming a garage door opener, park
the vehicle outside the garage. Do not run the
engine while programming. 282
FeaturesSto
wing an d features