Page 257 of 589

R
Speed limiter (→ page 193)
R Active Dis tance Assi stDISTRONIC
(→ page 196)
* NO
TEEngine dama gedue toexcessively
high engine speeds The engine will be damaged if
you drive with
th e engine in theov errevving range. #
Do not drive wi th the engine in theove r‐
re vving range. The fuel supply is inter
rupted toprotect the
engine when there d mark on there v counter 3
(o ve rrev ving range) is reached.
During no rmal operating conditions, coolant
te mp erature display 4may rise to120 °C. &
WARNING Danger of bu rns when open‐
ing the bonn et
If yo u open the engine bonn etwhen the
engine has overheated or during a fire inthe
engine compartment, you could come into
contact with hot gases or other escaping
operating fluids. #
Before opening the bonn et, allow the
engine tocool down. #
Intheeve nt of a fire inthe engine com‐
partment, keep the engine bonn et
closed and call thefire service. Ve
hicles with a 48 V on-board electrical sys‐
te m (EQ Boo sttech nology) R
POWER 1shows th e electrical drive sup‐
port as a percentage.
R CHARGE 2showsthe electric mo tor's recu‐
peration po wer as a percentage. õ
showsthe drive sy stem's operational read‐
iness . Overview of
the but tons on thest eering
wheel 1
¤ Back/Home button (press and hold),
on-board computer
2 Touch Control, on-board co mputer
3 Control panel for cruise control/limiter or
Ac tive Dis tance Assi stDISTRONIC
4 Control panel for multimedia sy stem:
£ LINGU ATRO NIC or voice control sys‐
tem 254
Instrument Display and on-board computer
Page 258 of 589

ß
Displaysfa vo urites
VO L: control knob, adjusts thevo lume or
switches the sound off 8(press)
6 Makes/accepts a call
~ Rejects/ends a call
5 ò Calls up the home screen
6 Touch Control multimedia sy stem
7 % Back button (press and hold) Operating
the on-boa rdcompu ter &
WARNING Risk of di stra ction from infor‐
mation sy stems and communications
equipment
If yo u operate information and communica‐
tion equipment integ rated in theve hicle
when driving, you will be distracted from the
traf fic situation. This could also cause youto
lose control of theve hicle. #
Only operate this equipment when the
traf fic situation permits. #
Ifyo u cannot be sure of this, stop the
ve hicle whilst paying attention toroad and traf
fic conditions and ope rate the
equipment with theve hicle stationar y. Obser
vethe legal requ irements forth e count ry
in which you are cur rently driving when operat‐
ing the on-board computer.
% The on-board computer displa ysappear on
th e multifunction display (→ page 257). The on-board computer can be operated using
th e left-hand Touch Control 2and the left-hand
back/home button 1.
When the on-board computer is being operated,
dif fere nt acoustic signals sound as operating
fe edbac k,e.g. when the end of a list is reached
or when sc rolling thro ugh a list.
The following menus are available:
R Service
R Assistance
R Trip
R Navigation
R Radio
R Media
R Telephone
R HUD
R Vehicles with an instrument display in
th e widescreen cockpit: Design
The menus can be called up from the menu bar
on the multifunction displa y. Instrument Display and on-board computer
255
Page 259 of 589

#
Tocall up the menu bar: pressthe back
button on the left 1until the menu bar is
displa yed.
% Ve
hicles without Active Di stance Assist
DISTRO NIC:press theò button tocall
up the menu bar of the on-board computer. #
Toscroll in the menu bar: swipe left or
ri ght on the left-hand Touch Control 2. #
Tocall up a menu or confirm the selec‐
tion: press the left-hand Touch Control 2. #
Toscroll through displa ysor lists on the
menu: swipe upwards or down wards on the
left-hand Touch Control 2. #
Tocall up a submenu or confirm the
selection: pressthe left-hand Touch Control
2. #
Toexit a submenu: pressthe back button
on the left 1. Setting
the design
On-board computer: , Design
% This function is only available forve hicles
with a widescreen cockpit.
The following designs can be selec ted:
R Sport
R Classic
R Progressive #
Toselect a design: swipe upwards or down‐
wa rds on the left-hand Touch Control. #
Press the left-hand Touch Control.
The instrument displ ayis shown in the selec‐
te d design. Setting
the additional value range Example: G-me
ter
1 Additional value range
2 Index points #
Toselect display content: swipetothe
ri ght on the left-hand Touch Control. #
Swipe upwards or down wards on the left-
hand Touch Control toselect display content.
When display content is selected, the addi‐
tional value range 1is brie fly highligh ted.
The index points 2display the selected list
item. 256
Instrument Display and on-board computer
Page 260 of 589

The
following display con tent can be selected in
th eClassic andSport designs:
R Rev counter
R Navigation
R ECO display
R Consu mption
R G-m eter
The following con tent can be selected in thePro-
gressive design:
R Date
R Navigation
R ECO display
R Consu mption
R G-m eter Overview of displa
yson the multifunction
display 1
Outside temp erature
2 Drive prog ram
3 Transmission position
4 Time
5 Display section
% Ve
hicles with an instrument display in
th e widescreen cockpit: the position of the
displa ysdeviate from those displa yed here.
Fu rther displa yson the multifunction display:
Z Gearshift
recommendation (→ page 164) ë
Active Parking Assist activated
(→ page 225)
é Parking Assist PARKTRONIC deacti vated
( → page 216)
¯ Cruise control (→
page192)
È Speed limi
ter (→ page 193)
ç Active Dis tance Assi stDISTRONIC
(→ page 196)
è Active Steering Assist (→ page 202)
è ECO
start/ stop function (→ page156)
ë HOLD fu
nction (→ page 208)
_ Ad
aptive Highbeam Assist Plus
(→ page 127)
ð Maximum permissible speed
exceeded
(for cer tain countries only)
Ve hicles with Traf fic Sign Assis t:de tected
instructions and traf fic signs (→ page 238). Instrument Displ
ayand on-board computer 257
Page 261 of 589

Ad
justing the in stru ment lighting #
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:
, Service #
Toselect the function: swipe upwards or
down wards on the left-hand Touch Control. #
Press the left-hand Touch Control.
Fu nctions on theService menu:
R Message memory (→ page 465)
R AdBlue :Ad blue ®
ra nge and fill le vel
R Tyres:
- Restart the tyre pressure loss warning
sy stem (→ page 435)
- Check the tyre pressure with the tyre
pressure monitoring sy stem
(→ page 431)
- Restart the tyre pressure monitoring sys‐
te m (→ page 432)
R ASSYST PLUS : call upthe service due date
(→ page 387) R
Engine oil level: engine oil le vel Calling up
the assistant display On-board computer:
, Assistance
% Ve
hicles with the instrument display in
th e widescreen cockpit: whenyou ha ve
th e design set toProgressive ,yo u can view
th e assis tance graphic in the left-hand area
of the instrument displa y.
The following displa ysare available on the assis‐
ta nt displ aymenu:
R Assis tant displ ay
R Attention le vel (→ page 235) #
Toswitch between the displa ys:swipe
upwards or down wards on the left-hand
To uch Control. 258
Instru ment Display and on-board computer
Page 262 of 589

St
atus displa yson the assis tant displ ay:
R é :AT TENTION ASSIST deactivated
R æ: Active Brake Assi stdeactivated
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 activated
R Green radar waves next tovehicle: Blind Spot
Assist active
R Active Dis tance Assi stDISTRONIC displa ys
( → page 196)
R Displ aysth eAc tive Lane Change Assi st
( → page 204) Calling up displa
yson theTr ip menu On-board computer:
, Trip
% Ve
hicles with an instrument display in
th e widescreen cockpit: whenyou ha ve
th e design set toProgressive ,yo u can view
information about the journey in the left-
hand area of the instrument displa y. #
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 When
gliding mode is active, Gliding modeis
displa yed ins tead of the cur rent fuel con‐
su mp tion (→ page 164).
A recuperation displ ayis also available for
cer tain engines. If there is only a small
amount of fuel left in the fuel tank, the dis‐
play sho wsave hicle being refuelled ins tead
of thera nge.
R ECO displ ay(→page 157)
R Trip computer From startandFrom reset
R Digital speedom eter
% Ve
hicles with an instrument display in
th e widescreen cockpit: the digital speed‐
ome ter appears only in theClassic andSport
designs. Instrument Display and on-board computer
259
Page 263 of 589
Example:
standard display
1 Trip dis tance
2 Total dis tance Example: trip compu
ter
1 Total dis tance
2 Driving time
3 Average speed
4 Average fuel consum ption
% Vehicles with cert ain engines:the emis‐
sion-free trip dis tance and driving time are
also displ ayed. Re
setting values on the trip menu of the on-
board compu ter On-board computer:
, Trip
% The spelling on the main menu displa yed
may dif fer. Therefore, obser vethe menu
ove rview forth e instrument display
(→ page 255).
Yo u can reset theva lues of thefo llowing func‐
tions:
R Trip dis tance
R Trip computer From startandFrom reset
R ECO display (→ page157) #
Toselect the function tobe rese t:swipe
upwards or down wards on the left-hand
To uch Control. #
Press the left-hand Touch Control. #
Select Yes. #
Press the left-hand Touch Control. 260
Instru ment Display and on-board computer
Page 264 of 589

If
yo u press and hold the left-hand touch cont rol,
th eva lues of the function will be reset immedi‐
atel y. Calling up navigation instructions on
the on-
board compu ter On-board computer:
, Navigation Example: no
change of direction announced
1 Distance tothe next destination
2 Estimated ar riva l time
3 Distance tothe next change of direction
4 Current road Example:
change of direction announced
1 Road towhich thech ange of direction leads
2 Distance tothech ange of direction
3 Chan ge-of-direction symbol
4 Recommended lane and new lane du ring a
ch ange of direction (white)
5 Possible lane
6 Lane not recommended (da rkgrey)
Fu rther possible displa yson theNavigation
menu:
R Direction of travel: display of direction of
tra vel and road cur rently being tr avelled on. R
New route... orCalculating route… : a new
ro ute is being calculated.
R Road not mapped :th ero ad is unknown, e.g.
fo r newly built roads.
R No route: no route could be calculated tothe
selected destination.
R Off map: the map forth e cur rent location is
not available.
R Area of destination reached: you ha ve
re ached the area of destination.
R O: you ha vereached the destination or an
intermediate destination. #
Toexitth e menu: pressthe back button on
th e left.
Ve hicles with the COMAND Online multime‐
dia sy stem: you can also start navigation toone
of there cent destinations on theNavigation
menu: #
Press the left-hand Touch Control. #
Toselect a destination: swipe upwards or
down wards on the left-hand Touch Control. In
stru ment Display and on-board computer 261