Page 254 of 593

Coupling up a trailer
000E NO
TEDama getotheve hicle battery due
to full discharge Charging
the trailer battery using the po wer
supply of the trailer can damage theve hicle
batter y. 0007
Do not use theve hicle's po wer supply
to charge the trailer batter y. 0007
Remo vethe co ver from the ball head and
st ore it in a safe place (0013 page111). 0007
Position the trailer on a le vel sur face behind
th eve hicle and couple it up totheve hicle. 0007
Open the soc ket cap. 0007
Inse rtthe plug with lug 1in groo ve3 on
th e soc ket. 0007
Turn the ba yonet coupling 2clockwise as
fa r as it will go. 0007
Let the cap engage. 0007
Secure the cable tothe trailer with cable ties
(only if you are using an adap ter cable). 0007
Make sure that the cable is alw ays slack for
ease of mo vement during cornering.
A display messa gemay appear on the multifunc‐
tion display even if the trailer has been connec‐
te d cor rectly:
R LEDs ha vebeen ins talled in the trailer light‐
ing sy stem
R The cur rent has fallen below the trailer light‐
ing sy stem's minimum cur rent (50 mA).
0009 Accessories can be connected tothe perma‐
nent po wer supp lyup to180W, and tothe
po we r supp lythat is swit ched on via the igni‐
tion loc k. Un
coupling a trailer 000A
WARNING Risk of being crushed and
becoming trapped when uncoupling a
trailer
When uncoupling a trailer wi than engaged
ine rtia-activated brake, your hand may
become trapped between theve hicle and the
trailer dr awbar. 0007
Do not uncouple trailers with an
engaged overrun brake. 000A
WARNING Risk of becoming trapped
when disconnecting the trailer cable
Ve hicles with le vel control sy stem: The
ve hicle lo werswhen the trailer cable is dis‐
connected.
This could result in you or other people
becoming trapped if your or their limbs are
between theve hicle body and the tyres or
underneath theve hicle. 0007
Make sure that nobody is unde rneath
th eve hicle or in the immediate vicinity Driving and parking
251
Page 263 of 593

Ad
aptive Highbeam Assist Plus
(0013 page132)
00CB Maximum permissible speed
exceeded
(for cer tain countries only)
Ve hicles with Traf fic Sign Assis t:de tected
instructions and traf fic signs (0013 page 240). Ad
justing the in stru ment lighting 0007
Turn brightness control 1up or down.
The lighting of the instrument display and in
th e control elements of theve hicle interior is
adjus ted. Menus and submenus
Fu
nctions on the service menu of the on-
board compu ter On-board computer:
0018 Service 0007
Toselect the function: swipe upwards or
down wards on the left-hand Touch Control. 0007
Press the left-hand Touch Control.
Fu nctions on theService menu:
R Message memory (0013 page474)
R AdBlue: Adblue ®
ra nge and fill le vel
R Tyres:
- Restart the tyre pressure loss warning
sy stem (0013 page443)
- Che ckthe tyre pressure with the tyre
pressure monitor (0013 page 437)-
Restart the tyre pressure monitor
(0013 page 438)
R ASSYST PLUS: calls up the service due date
(0013 page 392)
R Vehicles with a widescreen cock pit:Cool-
ant: coolant temp erature display
R Engine oil level: engine oil le vel Calling up
the assistant display On-board computer:
0018 Assistance
The following displa ysare available on the assis‐
ta nt displ aymenu:
R Assis tant displ ay
R Attention le vel (0013 page 238) 0007
Toswitch between the displa ys:swipe
upwards or down wards on the left-hand
To uch Control. 260
Instru ment Display and on-board computer
Page 264 of 593

St
atus displa yson the assis tant displ ay:
R 00D7 ATTENTION ASSIS T:deactivated
R Light lane markings: Active Lane Keeping
Assist enabled
R Green lane markings: Active Lane Keeping
Assist active
R ¸ Grey radar waves next tovehicle: Blind
Spot Assist or Active Blind Spot Assi stena‐
bled
R ¸ Green radar waves next tovehicle:
Blind Spot Assist or Active Blind Spot Assi st
active R
Active Dis tance Assi stDISTRONIC displa ys
( 0013 page 204)
R Active Lane Change Assi stdispla ys
( 0013 page213)
R ECO Assist displa ys Calling up displa
yson the trip menu On-board computer:
0018 Trip
0009 You can view information about the journey
in the left-hand area of the instrument dis‐
pla y. 0007
Toselect a displa y:swipe upwards or down‐
wa rds on the left-hand Touch Control.
Displa yson theTrip menu:
R Standard display
R Range and cur rent fuel consu mption
If th ere is only a small amount of fuel left in
th e fuel tank, the display will show a vehicle
being refuelled ins tead of thera nge.
R ECO displ ay(0013 page161) R
Trip computer From startandFrom reset
R Digital speedom eter Example:
standard display
1 Trip dis tance
2 Total dis tance Instrument Display and on-boa
rdcompu ter261
Page 270 of 593
When
youre cei vea call, the0061 Incoming call
message will appear on the head-up displa y.
In audio mode, thest ation name or track will be
shown temp orarily when the audio source is
being actively operated.
Sy stem limits
The visibility is influenced bythefo llowing condi‐
tions:
R seat position
R the positioning of the display image
R light conditions
R wetro ad sur faces
R objects on the display co ver
R polarisation in sunglasses
0009 Inextreme sunlight, sections of the display
may appear washed out. You can co rrect this
by switching the head-up display off and on
again. Switching
the head-up display on/off 0007
Press button 1. In
stru ment Display and on-board computer 267
Page 283 of 593
Message
voice commands Vo
ice command Function
Text message to To
crea tea message. All address book names are available.
Reply To
reply toa message
Forward text message To
forw ard a message Overview of
vehicle voice commands Yo
u can use theve hicle voice commands to
directly call up the cor responding menus forthe
ve hicle settings.
Ve hicle voice commands Vo
ice command Function
Ambient light menu To
display ambient light settings
Ambient light "blue" To
switch ambient light toblue
Display and styles menu To
show display settings
Assistance menu To
display assis tance settings 280
LINGUATRONIC
Page 284 of 593
Vo
ice command Function
Scent menu To
display fragrance settings
Energy flow To
display energy flow settings
Ionisation menu To
display ionisation settings
Climate control menu To
display climate control settings
Automatic climate control driver on To
switch on the automatic climate control settings on the driver's side
Light menu To
display light settings
Massage menu To
display massage settings
Massage driver's seat on To
switch on the massage function forth e driver's seat
Massage driver's seat off To
switch off the massage function forth e driver's seat
Outside temperature To
display the outside temp erature
Engine data To
display engine data
Seats menu To
display seat adjustment settings
Seat heating front passenger level "2" To
set the seat heating forth e front passenger seat toleve l 2 LINGU
ATRO NIC 281
Page 295 of 593

0062
To
switch tospecial characters and sym‐
bols.
006A To
switch toupper-case or lo wer-case let‐
te rs.
0054 To
switch the language.
v Toswitch tocharacter ent ryon theto uch‐
pad.
0009 The available editing functions depend on
th e editing task, the language set and the
ch aracter le vel. 0007
Toconfirm the entr y:select ¡.
Example: entering a destination (navigation) 0007
Enter the POI or address (0013 page 306).
Entering characters on theto uchpad
Requ irements:
R The touchpad is swit ched on
(0013 page 285).
R The entered or selected character should be
re ad out: the handwriting recognition read-
aloud function is swit ched on
(0013 page 286). Example:
renaming favo urites 0007
Call up the "Renaming favo urites" function
(0013 page 288). 0007
Toenter a character: useyour finger to
write characters on theto uchpad.
The character is entered in the input line. If
dif fere nt interpr etations are possible, charac‐
te r suggestions are displa yed. 0007
Toselect a character suggestion: swipe up
or down on theto uchpad. 0007
Resume character input. 0007
Toenter a space: swiperight when the cur‐
sor is located in the input line. 0007
Todel ete a character: swipe left when the
cursor is loca ted in the input line. 0007
Toconfirm the entr y:press theto uchpad. 0007
Tofinish character entr y:swipe upwards.
or 0007
Press the0038 button.
Example: entering a destination (navigation) 0007
Ente rth e POI or address (0013 page 306). Sy
stem settings Display
Configuring display settings
Multimedia sy
stem:
0018 System 0019
0043 Display and styles
Styl es 0007
Select Design. 0007
Select Sport,Classic orProgressive .
Ad apting the ambient lighting for the style 0007
Select Adjust ambient light. .
Ac tivate 0073or deacti vate 0053 the function. 292
Multimedia sy stem
Page 296 of 593

This function adjusts
the ambient lighting for
th e selected display style.
Setting the display brightness 0007
Select Display brightness . 0007
Select a brightness value.
Switching the display off/on 0007
Off: select Display off . 0007
On: press a button, 002B,forex ample.
Displ aydesign 0007
Select Day/night design. 0007
Select Automatic, Day design orNight
design.
Ad ditional displ ayarea
Depending on theve hicle, various items of addi‐
tional information can be shown. The additional
display area comprises the left-hand or right-
hand third of the displa y. 0007
Select Additional display area .
The following display con tent can be selected:
R Dynamic R
Navigation map
R Consumption
R Time and date Ti
me and date Setting the time and date automatically
Multimedia sy
stem:
0018 System 0019
& Time and date 0007
Deactivate 0053Manual time adjustment.
The time and date are set automatically for
th e selected time zone and summer time
option.
0009 The cor rect time is requ ired forth efo llowing
functions:
R Route guidance with time-dependent
traf fic guidance.
R Calculation of expected time of ar riva l. Setting
the time zone
Multimedia sy stem:
0018 System 0019
& Time and date
0019 Time zone:
The list of count ries is displa yed. 0007
Select a count ry003B.
Depending on the count ry, time zones are
displa yed. 0007
Select a time zone.
The time zone set is displa yed af terTime
zone:.
Setting summer time
The Automatic Summer Time andSummer Time
options cannot be selected in all countries.
Multimedia sy stem:
0018 System 0019
& Time and date
Au tomatically 0007
Switch Automatic Summer Time on0073 or off
0053.
Manual ly 0007
Switch Automatic Summer Time off0053. Multimedia sy
stem 293