2020 MERCEDES-BENZ S-CLASS SALOON LONG lock

Extending
the ball neck fully electrically #
Toextend: pull button 2.
Indicator lamp 1willflash and the display
message Trailer coupling in motion will
appear on the driver's displa y.
The ball neck will extend fully electrically. #
Wait until the ball neck has loc ked in place.
When indicator lamp 1is continuously lit,
th e ball neck is securely loc ked in place.
If th e ball neck is not securely loc ked in
place, indicator lamp 1willflash and the
display message Check trailer hitch lock will
appear on the driver's displa y. Re
tracting the ball ne ckfully electrical ly #
Pull button 2.
Indicator lamp 1willflash and the display
message Trailer coupling in motion will
appear on the driver's displa y.
The ball neck will retract fully electrically. #
Wait until the ball neck has loc ked in place.
When indicator lamp 1goes out, the ball
neck is securely loc ked in place.
If th e ball neck is not securely loc ked in
place, indicator lamp 1willflash and the
display message Trailer coupling Check lock
will appear on the driver's displa y.
Obser vethe information about the notifications
on the driver's display:
R Warning and indicator lamps (/ page 550)
R Display messages (/ page 492)284
Driving and parking

Extending and
retracting the ball ne ckfully
electrically (multimedia sy stem) &
WARNING Risk of accident due tothe
ball neck not being engaged
If th e ball neck is not engaged, the trailer
may come loose. #
Alw ays engage the ball neck as descri‐
bed. *
NO
TEDama getothe all-electric trailer
hitch due toadditional pressure The all-electric trailer hit
chcould be mechan‐
ically damaged byapplying additional pres‐
sure when the ball neck is being extended or
re tracted. #
Do not ma kethe ball neck extend/
re tract faster by applying additional
pressure. Re
quirements:
R The vehicle is secured against rolling away.
R The swivel range is clear. R
The trailer cables or adap ter plugs ha vebeen
re mo ved.
Multimedia sy stem:
4 © 5
ß 5
y
Extending the ball neck fully electrically #
Select Ü.
The Trailer coupling in motion display mes‐
sage will appear on the driver's displa y.
The ball neck will extend fully electrically. #
Wait until the ball neck has loc ked in place.
If th e ball neck is not securely loc ked in place,
th eCheck trailer hitch lock display message will
appear on the driver's displa y.
Re tracting the ball ne ckfully electrical ly #
Select Ü.
The Trailer coupling in motion displaymes‐
sage will appear on the driver's displa y.
The ball neck will retract fully electrically. #
Wait until the ball neck has loc ked in place. If
th e ball neck is not securely loc ked in place,
th eTrailer coupling Check lock display message
will appear on the driver's displa y.
Obser vethe information about the displa yson
th e instrument clus ter:
R Indicator and warning lamps (/ page 550)
R Display messages (/ page 492) Coupling up/uncoupling a trailer
&
WARNING Risk of inju ryfrom theve hicle
le ve l being changed
Ve hicles with le vel control sy stem: the
ve hicle le vel may be changed unin tentionally,
e.g. by ot her persons. You may become trap‐
ped if you couple up or uncouple a trailer
while theve hicle le vel is changing. In addi‐
tion, other people could become trapped if
th eir limbs are between theve hicle body and
th e tyres or underneath theve hicle.
When coupling up or uncoupling a trailer,
make sure that: Driving and parking
285

#
The doors or tailgate are not opened or
closed. #
You do not initiate the le vel control sys‐
te m and do not operate theDY NA MIC
SELECT switch. #
Do not lock or unlock theve hicle. Re
quirements:
R The ball neck is extended and engaged in a
secu rely loc ked position.
Tr ailers with a 7-pin plug can be connec tedto
th eve hicle with thefo llowing adap ters:
R Adapter plug
R Adapter 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 rectl y.
R The trailer lighting sy stem is in working
order. The functions of
thefo llowing sy stems will be
af fected bya cor rectly connected traile r:
R ESP ®
trailer stabilisation
R Active Lane Keeping Assist
R Parking Assist PARKTRONIC
R Active Parking Assist
R Blind Spot Assist or Active Blind Spot Assi st
R Drive AwayAssi st
R Cross traf fic wa rning
R Manoeuvring brake function
R Reversing camera
R 360° camera
R AIRMATIC
Coupling up a trailer
* NO
TEDama getothest ar ter battery due
to full discharge Charging
the trailer battery using the po wer
supply of the trailer can damage thest ar ter
batter y. #
Do not use theve hicle's po wer supply
to charge the trailer batter y. #
Remo vethe co ver cap from the ball head and
st ore it in a safe place. #
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 bayonet coupling 2totheright as far
as it will go. #
Let the cap engage. 286
Driving and parking

#
Toselect a menu item or entr y:tap on a
symbol or an ent ry. #
Toincrease the map scale: tap twice
qu ickly with one finger. #
Toreduce the map scale: tap with two fin‐
ge rs. #
Toenter characters with th eke ypad: tap
on a button. #
Tonavigate in menus: swipe up, down, left
or right. #
Touse handwriting toenter characters:
write thech aracter with one finger on the
to uchsc reen. #
Tozoom in and out of the map: movetwo
fi ngers toget her or apart. #
Toenlar georreduce the size of a section
of a website: movetwo fingers toget her or
apart. #
Toturn the digital map: turn anti-clockwise
or clockwise using two fingers. #
Tomo vethe digital map: touch the
to uchsc reen and mo veyour finger in any
di re ction. #
Tosave the destination in the digital
map: touch theto uchsc reen and hold until a
message is shown. #
Tocall up the home screen: swipe up with
th re efingers in an application. #
Toset thevo lume on a scale: touch the
to uchsc reen and mo vethefinger tothe left
or right. #
Tocall up a global menu in the applica‐
tions: touch theto uchsc reen and hold until
th eOptions menu appears. Fu
nction of the MBUX Voice Assistant Using
the MBUX Voice Assis tant, vehicle func‐
tions and various areas of the MBUX multimedia
sy stem can be operated by voice input. The
MBUX Voice Assis tant is operational appr ox‐
imately half a minute af ter switching on the igni‐
tion and can be operated from all seats. Further information and
examples of voice commands
can be found in the Digital Owner's Manual.
Yo u can use the MBUX Voice Assis tant tooper‐
ate thefo llowing functions depending on the
ve hicle equipment:
R Telephone
R Text messa geand e-mail
R Navigation
R Radio, media, TV
R Vehicle functions
R Online functions
Fu ll functionality of thevo ice control sy stem is
only available foryo u with activation of online
vo ice control . Conducting a dialogue
St
arting a dialogue #
Say "Hey Mercedes" toactivate the MBUX
Vo ice Assis tant. Voice activation must be
switched on in the multimedia sy stem.
or MBUX multimedia sy
stem 301

The driver camera must be set up
forfa ce de tec‐
tion before use. Teaching-in biom etric da ta
( / page 309).
Sy stem limits
The sy stem may be impaired or may not function
in thefo llowing situations:
R The camera is co vered or dirty, mis ted up or
scratched.
R The driver's face and/or eyes are co vered.
R The driver is wearing glasses that block inf ra‐
re d.
Display messages
In thefo llowing situations display messages may
be shown:
R The driver camera is inope rative.
The camera is faulty.
The Driver camera inoperative See Owner's
Manual message appears.
R The driver camera cannot capture the posi‐
tion of your head. The
Change steering wheel/ seat position
until 6 dots are visible on the upper edge of
the screen message appears.
R The view of the driver camera is reduced or
re stricted.
The Driver camera view currently restricted
See Owner's Manual message appears.
Note s on care
Please comply with the no tes on caring forthe
interior (/ page 358). Switching
the driver camera on or off Multimedia sy
stem:
4 © 5
Settings 5
System
5 Intelligent assistants #
Select OnorOff.
When the driver camera is switched off, thefo l‐
lowing functions are not available or limited:
R The 3D driver display
R The MBUX augmen tedre ality Head-up Dis‐
play (/ page 293) R
The mic rosleep de tection of ATTENTION
ASSIST (/ page 226)
R The facial recognition
This function ser ves as sensor input for
authentication and unlo cking of the user pro‐
fi le and pr otected applications
(/ page 309).
R Multimodality
This function activates the MBUX Voice
Assis tant wi theye controll, e.g. forth e con‐
fi rm ation of a display message byvoice. Information on users, suggestions and
fa
vo urites &
WARNING Risk of becoming trapped
du ring adjustment of the driver's seat
af te r calling up a driver profile
Selecting a user profile may trigger an
adju stment of the driver's seat tothe posi‐
tion sa ved under the user profile. You or
ot her vehicle occupants could be injured in
th e process. MBUX multimedia sy
stem 307

The
following user-specific con tent and applica‐
tions are pr otected, forex ample:
R User selection and user profile settings
R The teaching-in of biom etric senso rs
R Sug gestions
The data and de term ination of the most
probable navigation destinations, media
sources, radio stations, con tacts and mes‐
sages are pr otected.
R ENERG IZINGCOACH
The recorded health da taand their eva luation
are pr otected.
R Mercedes me connect store
The pur chase of services is pr otected. #
Switch Protect content on or off.#
Switch Access protection on or off.
% When access pr otection is switched off, your
user profile can be accessed and changed
from everyvehicle seat.
% Access pr otection is switched on or off on a
ve hicle-specific basis. Te
aching in, editing and deleting biometric
data
The biometric data models are sa ved in the sen‐
sors in theve hicle. If recognition has been
ta ught-in, this sensor ser ves as a contri butory
fa ctor for auth entication on the multimedia sys‐
te m. #
Select Biometric data. #
Select Fingerprint recognition ,Facial recog-
nition orVoice recognition.
% If necessar y,authenticate yourself on the
multimedia sy stem. #
Select Configure. #
Touse fingerprint: place and lift your finger
se veral times on thefingerprint sensor under
th eto uchsc reen .
The finger is scanned. If the scanning proce‐
dure is successful, a message appears on the
central displ ay.Yo u can unlo ckyour user pro‐
fi le and pr otected applications with your fin‐
ge r print. #
Touse face recognition: closethe driver's
door or fastenthe driver's seat belt. #
Look at the driver display for about five sec‐
onds.
Yo ur face is scanned. A message in the driver
display sho wswhe ther facial recognition was
successful or not. You can unlo ckyour user
profile and pr otected applications with the
fa cial scan. #
Touse voice recognition: speakthe sen‐
te nce shown on the cent ral display and fol‐
low the instructions of thevo ice assis tant.
If th evo ice recognition was successful, a
message appears onthe cent ral displa y.Yo u
can unlock your user profile and pr otected
applications with voice input.
% Avoid bac kground or disturbing noises dur‐
ing voice recognition. #
Todel ete biometric data: selectDelete. #
Select Ja(Yes).
Selecting a user
% When you call up your driver profile, the driv‐
er's seat and thesteering wheel can be set. 310
MBUX multimedia sy stem

Yo
u can cancel the setting process with the
fo llowing actions:
R Tap on theTap here to cancel. message
in the cent ral displa y.
R Press one of the seat operating buttons
in the driver's door. #
Select Change user . #
Select a user. #
When requ estedto do so, authenticate with
th e Mercedes me PIN or a taught-in biom et‐
ri c ch aracteristic.
The user profile is loaded and activated.
% Ifyo u select Continue without selecting user ,
no specific settings forth e user profile are
loaded.
Ad ding favo urites from catego ries #
Select ©. #
Select ß. #
Select r. #
Select WCreate new favourite .#
Select the categor y. #
Select a favo urite.
Linking favo urites with the MBUX Interior
Assistant V pose #
Select ©. #
Select ß. #
Select r. #
Select DriverorPassenger. #
Select the categor y. #
Select a favo urite. Sy
stem settings Overview of
the sy stem settings menu In
the sy stem settings menu, you can make set‐
tings in thefo llowing menus and control ele‐
ments:
R Display
- Display brightness
R Cont rol elements
- Keyboard language and handwriting rec‐
ognition -
Touchpad sensitivity
- Sensitivity of theTo uch Controls
- Haptic operation forth eto uchsc reen
R MBUX Voice Assis tant
R MBUX Interior Assi stant
R Sound
- Entertainment
- Navigation and traf fic announcements
- Telephone
- Voice amplification
R Connectivity
- Wi-Fi, Blu etoo th, NFC
R MBUX rear tablet child-proof lock
R Time & date
R Langua ge
R Units for dis tance
R Updating software
R System Reset MBUX multimedia sy
stem 311

R
frequent operation in mountainous terrain or
on poor road sur faces
R when the engine is of ten le ftidling for long
periods
R operation in particula rly dusty conditions
and/or if air-recirculation mode is frequently
used
In these or similar operating conditions, ha vethe
interior air filter, engine air cleaner, engine oil
and oil filter etc. changed more frequent ly. The
tyres must be checked more frequently if the
ve hicle is operated under increased loads. Fur‐
th er information can be obtained at a qualified
specialist workshop. Battery disconnection periods
The ASS
YST PLUS service inter val display can
calculate the service due date only when the
battery is connec ted. #
Display the service due date on the driver
display and no teit down before disconnect‐
ing the battery (/ page 347). Engine compartment
Ac
tive bonn et(pedestrian pr otection) Operation of
the active bonnet (pedestrian
pr otection)
In cer tain accident situations, the actuation of
th e active bonn etreduces therisk of injury to
pedestrians. The rear area of the bonn etis
ra ised byappr oximately 80 mm.
Af ter being triggered, the active bonn etremains
in thera ised position. Limited visibility due to
th era ised bonn etcannot be ruled out.
Af terth e active bonn ethas been actuated,
pedestrian pr otection may be limited.
Ha ve the full functionality of the active bonn et
re stored immediately in a qualified specialist
wo rkshop.
If necessar y,adjust your seat position and drive
carefully toaqu alified specialist workshop. If a
safe continued journey is not possible, contact a
qu alified specialist workshop. Opening and closing
the bonnet &
WARNING Risk of accident due todriv‐
ing with the bonn etunlo cked
The bonn etmay open and block your vie w. #
Neverre lease the bonn etwhen driving. #
Before every trip, ensure that the
engine bonn etis loc ked. &
WARNING Risk of accident and inju ry
when opening and closing the bonn et
The bonnet may suddenly drop into the end
position.
There is a risk of injury for an yone in the
engine bonn et's range of mo vement. #
Do not open or close the bonn etifth ere
is a person in the bonn et's range of
mo vement. 348
Maintenance and care