MERCEDES-BENZ C-CLASS SALOON 2022 Owners Manual

Notes on operating safety
F or your own safety, always observe the following
points when operating mobile communications
equipment and especially your voice control sys-
tem:
= Observe the legal requirements for the coun-
try in which you are driving.
= If you use the voice control system in an emer-
gency your voice can change and your tele-
phone call, e.g. an emergency call, can
thereby be unnecessarily delayed.
= Familiarise yourself with the voice control sys-
tem functions before starting the journey.
% The voice control system does not replace
t

he Owner's Manual.
The answers from the voice control system do
not provide the complete scope of informa-
tion contained in the Owner's Manual. The
voice control system does also not give
detailed warning or damage information. You
can get the full scope of information about
the function and safe operation of the sys-
tems and components in the vehicle in the
Owner's Manual. Operation
Function of the MBUX voice assistant
Using the MBUX voice assistant, vehicle functions
and v
arious areas of the MBUX multimedia system
can be operated by voice input, e.g. Navigation or
Telephone. The MBUX voice assistant is opera-
tional about half a minute aser switching on the
vehicle and can be operated from all seats
(depending on the optional equipment). Conducting a dialogue
Requirements
=
V

oice activation must be switched on in the
multimedia system ( page 310).
= For corrections during output, the Voice
barge-in option must be activated in the multi-
media system ( page 310).
Starting a dialogue 
Say Hey Mercedes t
o activate the MBUX voice
assistant.
or 
Press the { butt
on on the multifunction
steering wheel.
A blue wave appears in the MBUX multimedia
system. The dialogue can be started.
For the dialogue with the MBUX voice assistant,
y
ou can use complete sentences of colloquial lan-
guage as voice commands. Voice activation can
also be combined directly with a voice command,
e.g. Hey Mercedes, how warm is it outside"
Interrupting the dialogue 
During the dialogue say Pause.
The dialogue is int
errupted. 
Say Hey Mercedes t
o continue the dialogue.
Correcting an entry 
During the dialogue say Correction.
or 
Interrupt the system's voice output.
Changing dialogue level 
During the dialogue, say Back.
The MBUX v
oice assistant jumps back to the
previous dialogue step. MBUX Voice Assistant
309


During the dialogue, say From the beginning
again .
The MBUX v
oice assistant jumps to the high-
est dialogue level.
Navigating in the selection list
If a v
oice command does not achieve a clear
result, a selection list is shown. 
Say the line number or the content to select
an entr

y or to have further details shown. 
Say Next page or Previous page t
o browse
the selection list.
Calling up help 
For information about the MBUX voice assis-
t
ant: say Hey Mercedes, what can you do" .
Current application: sa
y Help .
You will receive suggestions and information
about operation of the MBUX voice assistant
for the current application. 
SpeciNc function: call up t
he voice command
for the required function, for example with
Hey Mercedes, I need help with Radio. . 
Digital Owner's Manual: sa
y Show me the
Owner's Manual .
The full extent of the Digital Operator's Manual
is available on the central display when the
vehicle is stationary. Overview of the operable functions of the MBUX
v
oice assistant You can use the MBUX voice assistant to operate
t

he following functions depending on the vehicle
equipment:
= Telephone
= Text message and e-mail
= Navigation
= Radio and media
= Vehicle functions
= Online functions
Full functionality of the voice control system is
only available for you with activation of online
voice control (  page 310). Notes on the language setting
You can change the language of the MBUX Voice
Assis

tant via the system language settings
(  page 332). If the set system language is not
supported by the MBUX Voice Assistant, English
will be selected. Setting functions of MBUX voice assistant using
t
he multimedia system Multimedia system:
4 © 5
Settings 5
System
5 Voice assistant
Switc

hing voice activation of MBUX voice assis-
tant on or oM 
Select Hey Mercedes .
When t
he function is active, the Hey
Mercedes voice command can activate the
dialogue.
Switching direct commands on or oM 
Select =. 310
MBUX Voice Assistant


Activate or deactivate the function.
If t he function is active, some commands can
be used without Hey Mercedes, for example
Next track .
Switching voice activation for individual seats on
or oM 
Select =. 
Switch the function for the desired seats on or
oM.
Switching voice interruption on or oM 
Select Further settings .
Select Voice barge-in .
If t
he function is active, a command can be
interjected during voice output of the system.
Switching proactivity on or oM
Select Further settings .
Select the desired situation, e.g. Activate
your profile or Don't forget your phone.
When t

he function is active, the voice assis-
tant proactively provides information in spe-
ciNc situations. Activating or deactivating online voice control
%
Online voice control is activated at the fac-
t

ory. 
Select Online recognition . 
Activate or deactivate the function.
If t
he function is activated and a Mercedes me
user account is linked to the vehicle, addi-
tional results are available through the provi-
sion of external information, e.g. information
on POIs. By clicking the symbol in the blue
wave, more information about the online voice
control can be displayed.
Activating or deactivating contacts for online use 
Select Contact upload for online recognition.
When t
he function is active, contacts will be
found more easily and accurately using voice
input. Using MBUX voice assistant
eMectiv
ely Notes on optimum use of MBUX voice assistant
=
The MBUX v
oice assistant is operational half a
minute aser switching on the vehicle and can be operated from all seats, depending on the
eq

uipment installed. The system recognises
from which seat the command was spoken
and performs actions according to the seat
position.
= If a dialogue has been ended, the MBUX voice
assistant continues to be active, as long as
the blue wave is shown in the multimedia sys-
tem. You can say another voice command
without saying Hey Mercedes.
= Using the direct command Change language
to English , the system language can be
changed to English without Hey Mercedes.
Direct commands must be activated for this.
= If a user proNle has been stored and is active,
the MBUX voice assistant can make sugges-
tions based on the habits of the user. If the
voice commands are not clear, the system
selects an action. The action can be corrected
with a new voice command.
Say Hey Mercedes, load my personal profile ,
to activate the proNle. The user's voice must
Nrst be learned by the system and assigned to
a proNle. MBUX Voice Assistant
311

Further information on user pr
oNles .
= With the MBUX voice assistant, incoming calls
can be accepted or rejected without the key-
word Hey Mercedes .Information on the online Voice Assistant
The online voice control facilitates recognition
and t

hanks to external information makes addi-
tional results available.
Therefore, Mercedes-Benz recommends that you
activate online voice control ( page 310).
You will need a Mercedes me user account for
this. If you do not yet have a user account you
have to create one and connect it with your vehi-
cle .
Then call up your Mercedes me user account. The
Mercedes me services are shown and can be acti-
vated .
By clicking on the symbols displayed in the blue
wave, further information on the online status is
displayed. When online voice control is active, additional
functions ar

e available such as:
= Weather
= General knowledge
= Public holidays and school holidays
= Smarthome
= Messages
= Time, date and time zones
= Pocket and currency calculator
= Football results and Nxture lists
= Share prices
= Calendar
= ChitChat
= Horoscope
= Geo Quiz
% The availability of these functions is country
and eq

uipment-dependent.
% Text content is taken from Wikipedia in
accor

dance with the CC BY-SA 3.0 licence. Essential voice commands
Notes on voice commands
It is not necessary to use exact voice commands
t

o call up a speciNc function. The MBUX voice
assistant also understands you when you use your
colloquial speech. Some examples are listed
below. For some languages however these exam-
ples are only available to a limited extent.
Examples of voice commands:
= Navigation ( page 312)
= Telephone (  page 313)
= Radio and TV ( page 313)
= Media player (  page 313)
= Messages ( page 313)
= Vehicle functions ( page 314)
= Online functions (  page 314) Examples of navigation voice commands
You can operate the navigation system using the
MBUX v

oice assistant. The following list oMers just
a small selection of the possible navigation com- 312
MBUX Voice Assistant

mands. You will receive additional suggestions if
y ou say Help for navigation.
= Drive me home.
= Where is the nearest service station"
= Is there a service area along the route"
= Set Covent Garden as intermediate destina-
tion.
= Cancel the route guidance.
= Show my last destination.
= I want to buy juice.
= Search for an Asian restaurant, but not Japa-
nese, in South London. Examples of telephone voice commands
You can operate phones connected with MBUX
multimedia sy

stem the using the MBUX voice
assistant. The following list oMers just a small
selection of the possible telephone commands.
You will receive additional suggestions if you say
Help for phone.
= Call Peter Miller on the mobile phone.
= Dial 0711 17 0. =
Call my father.
= Accept call
= Reject call
= Search for the contact Peter Miller.
= Switch to address book
= Show me the incoming calls.
= Switch the phone Examples of radio and TV voice commands
Depending on the vehicle equipment, you can
oper

ate the radio and TV using the MBUX voice
assistant. The following list oMers just a small
selection of the possible radio or TV voice com-
mands. You will receive additional suggestions if
you say Help for radio or Help for TV.
= Play the Heart FM radio station.
= Next station.
= Previous station.
= Show me the list of radio stations
= Save the station
= What am I listening to" Examples of media voice commands
You can operate connected media sources and
online music using t

he MBUX Voice Assistant. The
following list oMers just a small selection of the
possible media voice commands. You will receive
additional suggestions if you say Help for media
or Help for player .
= Play Michael Jackson.
= Play "Yellow Submarine' by the Beatles.
= Next track.
= Previous track.
= Play similar track.
= Repeat this track.
= Switch on random playback.
= Mute the music.
= Switch to USB. Examples of message voice commands
Messages can be created, edited and listened to
using t
he MBUX voice assistant. The following list
oMers just a small selection of the possible mes- MBUX Voice Assistant
313

sage commands. You will receive additional sug-
g estions if you say Help for messaging .
= Write a text message to Jane Smith: When
will the next meeting take place"
= Show me my new e-mails.
= Write an e-mail to Jane Smith.
= Read me my new text messages.
= Show all new text messages.
= Write an e-mail to John Smith in English Examples of vehicle voice commands
You can use the vehicle voice commands to
dir

ectly call up the menus for the plug-in hybrid
settings and operate the corresponding vehicle
functions.
= "Display the energy flow."
= "Switch to charging settings."
= "Activate pre-entry climate control."
= "Where is the nearest charging station""
= "How far can I still drive"" =
"Set the departure time to tomorrow morn-
ing at 8 am." Examples of online functions
Depending on the country, language and vehicle
eq

uipment, additional functions are available
when online voice control is active. The system
accesses external information and can, among
other things, answer questions about general
knowledge, provide information about weather or
locations, perform calculations, etc.
= Is the sun shining in Manchester"
= Is it raining at my location"
= What are the skiing conditions on the Zugspi-
tze"
= What's the time in Sydney now"
= In which country do you pay with dollars"
= How many Swiss franks are there in 25
euros"
= How long now until the holidays"
= What day is it tomorrow"
= What is 20% of 29" =
What does my horoscope say"
= How are the Daimler shares doing"
= Let's play Geo Quiz.
= I'm bored.
= Who is the current prime minister"
= What do you know about the Globe Theatre
in London"
= Who painted the picture "The Scream""
= What's the status in the Premier League"
= Create a calendar entry tomorrow at 9 am.
= What's my next task"
= Tell me a joke.
= How many languages do you speak"
= What is your favourite animal"
= Are there any updates"
= Is the light still on in the kitchen"
= Switch off all the devices in my house.
= Please set the temperature in the living
room to 24 degrees. 314
MBUX Voice Assistant

Direct command examples
With direct commands, some functions can be
oper
ated without Nrst saying the voice command
Hey Mercedes . To use direct commands, the
function must be activated in the multimedia sys-
tem (  page 310).
= Next TV channel
= Previous TV channel
= Next radio station
= Previous radio station
= Next station
= Previous station
= Next track
= Previous track
= Start dashcam recording
= Stop dashcam recording
= Show the map
= 3D map
= 2D map
= Align map to north
= Align map in direction of travel =
Show all routes
= Show traffic
= Navigate to work
= Navigate home
= Repeat driving instruction
= Cancel route guidance
= Change language to English MBUX Voice Assistant
315

Overview and operation
Notes on the MBUX multimedia system
&
WARNING Risk of dis traction from infor-
mation systems and communications
equipment
If you operate information systems and com-
munication de
vices integrated in the vehicle
when driving, you could be distracted from the
traPc situation. This could also cause you to
lose control of the vehicle. 
Only operate this equipment when the
tr

aPc situation permits. 
If you cannot be sure of this, stop the
v
ehicle whilst paying attention to road
and traPc conditions and operate the
equipment with the vehicle stationary. You must observe the legal requirements for the
countr

y in which you are currently driving when
operating the multimedia system.
Depending on the equipment, the scope of func-
tion and pr
oduct designation of your MBUX multi-
media system may diMer from the description and images in this Owner's Manual. For example,
r
oute guidance with augmented reality is not avail-
able in all equipment variants.
* NOTE Incr
eased surface temperature due
to direct sunlight on the central display The surface of the central display is very dark.
If t

he display is exposed to direct sunlight, the
surface can become very hot. 
If the central display has been exposed
t

o direct sunlight, allow it to cool down
before touching it for a long time. Overview of the MBUX multimedia system
1
Touch Control and control panel for the MBUX
multimedia sy

stem
MBUX stands for Mercedes-Benz User Experi-
ence.
!

C Switches sound on or
oM
ø A
djusts the volume
Further operating options: = Conducting a dialogue wit

h the MBUX voice
assistant.
% You can Nnd fur
ther information about opera-
tion as well as about applications and serv-
ices in the Digital Owner's Manual.
Anti-thes pr
otection
This device is equipped with technical provisions
to protect it against thes. More detailed informa-
tion about anti-thes protection can be obtained at
a qualiNed specialist workshop. Zero Layer
Function of the zero layer
% Your sosw
are can be upgraded to a more cur-
rent version at a later date.
The zero layer provides you with dynamic content
fr
om the MBUX multimedia system and is used to
quickly access and control the applications you use. When you select
© on t
he central display,
the digital map with the applications appears in
the lower display area. Compared to the home
screen with a classic menu, the steps required to
call up the applications are reduced. You can
switch between the zero layer and the home
screen with a classic menu.
The applications can be hidden from the display
area and shown again.
The zero layer provides the following modules and
applications:
= Navigation module
In the expanded view you can, for example,
display the route overview, switch on the dis-
play of traPc information and make settings
for View (map), Messages & tones, Route.
= Entertainment (media, radio) and telephone
When the lower display area is shown, the
entertainment sources are always displayed.
A mobile phone must be connected to the
MBUX multimedia system for the phone to be
displayed.
= Active applications The lower display area shows an active mas-
sag e programme, for example.
= Suggestions
Suggestions are displayed on the lower display
area based on context and your user behav-
iour. These can be dialled phone numbers,
active massage programmes or vehicle func-
tions, for example.
= Online voice applications
In the lower display area, context-dependent
services that can be executed via voice are
available for direct access.
The applications are Nrst displayed in a reduced
view. By tapping on them, you can operate them
or open the associated menu (expanded view).
A long press on a suggestion opens a context
menu in which further functions are available.
The learning function can be switched on and oM
for the options . MBUX multimedia system
317