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R
Ifth e lane markings are worn, dark or cov‐
ered.
R Ifth e dis tance totheve hicle in front is too
short and thus the lane markings cann otbe
de tected.
R Ifth e lane markings change quickl y,e.g.
lanes branch off, cross one ano ther or
mer ge.
R Ifth e car riag ewa y is very nar row and wind‐
ing.
Ve hicles with Driving Assistance pac kage or
Driving Assistance Plus pa ckage: Active Lane
Ke eping Assist uses radar sensors tomonitor
se veral areas around theve hicle. If thera dar
sensors in there ar bumper are dirty or co vered
with sn ow,th e sy stem may be impaired or may
not function. If an obs tacle in the lane in which
yo u are driving has been de tected, no lane-cor‐
re cting brake application occu rs.Ac
tivating/deactivating Active Lane Keeping
Assist (vehicles with Parking Assist
PA RKTRONIC) &
WARNING Risk of accident despi te
Ac tive Lane Keeping Assist warning
A lane-cor recting brake application cannot
al wa ys bring theve hicle back into the origi‐
nal lane. #
Alw aysst eer, brake or accelera teyour‐
self, especially if Active Lane Keeping
Assist warnsyo u or makes a lane-cor‐
re cting brake application. &
WARNING Risk of accident despi teinter‐
ve ntion of Active Lane Keeping Assist
Ac tive Lane Keeping Assist does not de tect
traf fic conditions or road users. In very rare
cases, the sy stem may make an inappropri‐
ate brake application, e.g. af ter intentional ly
driving over a solid lane marking.
The brake application can be inter rupte d at
any time if yousteer slightly in the opposite
direction. #
Alw ays make sure that there is suf fi‐
cient di stance tothe side forot her traf‐
fi c or obs tacles. &
WARNING Risk of accident despi teLane
Ke eping Assist
Lane Keeping Assist cann otalw ays clearly
de tect lane markings.
In su chcases, Lane Keeping Assist can:
R give an unnecessary warning
R not give a warning #
Alw ays pay particular attention tothe
traf fic situation and keep within the
lane, especially if Active Lane Keeping
Assist alerts you. Be sure
toobser vethe sy stem limitations of
Ac tive Lane Keeping Assist. 244
Driving and pa rking
Page 248 of 589

#
Press button 2.
If indicator lamp 1lights up, Active Lane
Ke eping Assist is activated, the lane mark‐
ings are shown as light in the assis tance
graphic. When Active Lane Keeping Assist is
active, the lane markings are shown in green
in the assis tance graphic.
% Depending on the count ry,yo u may ha veto
press and hold the button todeactivate. Setting
the sensitivity of Active Lane Keep‐
ing Assist
Multimedia sy stem:
Vehicle kAssistance Act. Lane
Keep. Assist #
Select a setting.
Ac tivating/deactivating the warning #
Swit chLane depart. warning onO or off ª.
Yo u do not recei veany warning when leaving
a lane if the lane keeping warning sy stem is
deactivated. Tr
ailer hitch Tr
ailer operation no tes Mercedes‑AMG
vehicles: always obser vethe
no tes in the Supplement. Otherwise, you may
fa ilto recognise dangers.
Tr ailer operation is not possible on thefo llowing
models:
R AMG Line vehicles Obser
vethefo llowing no tes on theto ngue
we ight:
R use a tongue weight as close as possible to
th e maximum tongue weight
R do not use a tongue weight that exceeds or
fa lls below the permissible tongue weight
Do not exceed thefo llowing values:
R the permissible towing capacity
R the permissible rear axle load of theto wing
ve hicle
R the permissible gross mass of theto wing
ve hicle
R the permissible gross mass of the trailer
R the maximum permissible speed of the trailer
Make sure of thefo llowing before starting a jour‐
ney:
R the tyre pressure on there ar axle of theto w‐
ing vehicle is set for a maximum load
R the lighting of the connected trailer is opera‐
tional Driving and parking
245
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Re
quirements:
R the ball neck must be extended fully electri‐
cal lyand engaged in the securely loc ked
position.
Tr ailers with a 7-pin plug can be connec tedto
th eve hicle with thefo llowing adap ters:
R adap ter plug
R adapte r cable
The trailer will be cor rectly de tected bytheve hi‐
cle only if thefo llowing conditions are me t:
R the trailer is connected cor rectly
R the trailer lighting sy stem is in working order
The operation of thefo llowing sy stems depends
on the trailer being connected cor rectly:
R Active Lane Keeping Assist
R ESP ®
R Parking Assist PARKTRONIC
R Active Parking Assist
R Blind Spot Assist or Active Blind Spot Assi stCoupling up a trailer
* NO
TEDama getotheve hicle battery due
to full dischar ge Charging
the trailer battery using the po wer
supply of the trailer can damage theve hicle
batter y. #
Do not use theve hicle's po wer supply
to charge the trailer batter y. #
Remo vethe co ver from the ball head and
st ore it in a safe place (→ page114). #
Position the trailer on a le vel sur face behind
th eve hicle and couple it up totheve hicle. #
Open the soc ket cap. #
Inse rtthe plug with lug 1in groo ve3 on
th e soc ket. #
Turn the ba yonet coupling 2clockwise as
fa r as it will go. #
Let the cap engage. #
Secure the cable tothe trailer with cable ties
(only if you are using an adap ter cable). #
Make sure that the cable is alw ays slack for
ease of mo vement during cornering. #
Push the combination switch upwards/down‐
wa rds and check whe ther the cor responding
turn signal light on the trailer is flashing.
A display message may 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) 248
Driving and pa rking
Page 260 of 589

Ve
hicles with Traf fic Sign Assis t:de tected
instructions and traf fic signs (→ page 237). 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 (→ page472)
R AdBlue: Adblue ®
ra nge and fill le vel
R Tyres:
- Restart the tyre pressure loss warning
sy stem (→ page442)
- Che ckthe tyre pressure with the tyre
pressure monitor (→ page 438)
- Restart the tyre pressure monitor
(→ page 439)
R ASSYST PLUS: calls up the service due date
(→ page 391) 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:
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 tant displ ayinthe left-hand area of
th e 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. In
stru ment Display and on-board computer 257
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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 202)
R Displa ys theAc tive Lane Change Assi st
( → page 210)
R Displ ays ECO Assist Calling up displa
yson the trip 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 172).
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 will show a vehicle being refuelled
ins tead of thera nge.
R ECO displ ay(→page 165)
R Trip computer From startandFrom reset
R Digital speedom eter
% Ve
hicles with an instrument display in
th eWi descreen Co ckpit: the digital speed‐
ome ter appears only in theClassic andSport
designs. 258
Instrument Display and on-board computer
Page 268 of 589
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
% 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 #
Press button 1. In
stru ment Display and on-board computer 265
Page 281 of 589
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 278
LINGU ATRO NIC
Page 282 of 589
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 279