2018 MERCEDES-BENZ CLA service

i After at ime ,t he electri cp ar king brake
secures the vehicl ea nd relieves the service
brake.
Whe nt he HOLD functio ni sa ctivated ,t he trans-
mission is automaticall ys hifted to position ]
if: R
the driver's sea tb el tisn ot fastene da nd the
driver's door is open. R
the engine is switched off, unless it is auto-
maticall ys wi tched off by the ECO start/stop
function.
The electri cp ar king brake secures the vehicle
automaticall yift he HOLD functio ni sa ctivated
when the vehicl eiss tationar ya nd:R
as ys tem malfunctio no ccurs.R
the powe rs uppl yisi nsufficient.
Start-off Assist (except Mercedes-
AM Gv eh icles)
Important safety notes
G WARNING
If yo uu se start-off assist, individual wheels
ma ys tart to spi na nd the vehicl em ay skid. If
ESP ®
is deactivated ,t her eisag reate rd an ger
of skidding and having an accident. Make sure
tha tnop er sons or obstacle sa re in the vicinity
of the vehicle.
Start-off assist enables optimu ma cceleration
from as tandstill .F or this, as ui tabl yh ig h-grip
roa ds ur face is required ,a lo ng with the tire sa nd
vehicl eb ei ng in prope ro pe rating condition.
Do not activate start-off assist on public roads.
Observ et he safety notes on driving safety sys-
tems ( Y
page 61).
Be sure to rea dt he safety notes and information
on ESP ®
( Y
page 64).
Activatin gs tart-off assistX
Deactivate ESP ®
( Y
page 185).X
Turn the steering whee ltot he straight-ahead
position. X
Depres st he brake peda lh ar dw it hy ou rl ef t
foo ta nd kee pitd ep ressed.X
Shift the transmission to position D . X
Use the DYNAMIC SELEC Tb ut ton to select
the S drive progra m( Y
page 128).X
Quickly depress the accelerator peda lf ully.X
Take your foo to ff the brake, bu tk ee pt he
accelerator peda ld ep ressed.
The vehicl ep ulls away at maximu ma cceler-
ation.
i Activate ESP ®
as soo na st he acceleration
proces sh as ended .E SP ®
will otherwise not
be able to stabilize the vehicl eift he vehicle
starts to ski doraw heel starts to spin.
Canceling start-off assist X
Remove your foo tf rom the accelerator pedal.X
Reactivate ESP ®
.
RAC ES TART (Mercedes-AM Gv eh i-
cles)
Important safety notes
i RAC ES TAR Tm us tn ot be used on normal
roads. RAC ES TAR Tm us to nl ybea ctivated
and used on dedicate dr oa dc ircuits, outside
of public roa du se .
i RAC ES TAR Tiso nl ya vailable in
Mercedes ‑ AM Gv ehicles.
G WARNING
If yo uu se RAC ES TART, individual tire sm ay
start to spi na nd the vehicl ec ould skid.
Depending on the selecte dE SP ®
mode, there
is an increased ris kofs kidding and having an
accident. Make sure tha tnop er sons, animals
or obstacle sa re withi nr an ge of the vehicle.
RAC ES TAR Te nables optima la cceleratio nf rom
as tanding start. For this, as ui tabl yh ig h-grip
roa ds ur face is required and the vehicl ea nd tires
must be in goo dw or king order.
i Observ et he safety notes on driving safety
system s( Y
page 61).
Be sure to rea dt he safety notes and informa-
tio nonE SP ®
( Y
page 64).158
Driving systems
Driving an dp arking

There is as hort delay before ac hange in outside
temperature appears in the multifunction dis-
play.
Coolant temperature gauge
G WARNING
Opening the hood when the engine is over-
heated or when there is af ire in the engine
compartment could expose you to hot gases
or other service products. There is ar isk of
injury.
Let an overheated engine cool down before
opening the hood. If there is af ire in the
engine compartment ,k eep the hood closed
and contact the fire department. ! Ad isplay message is shown if the coolant
temperature is too high.
If the coolant temperature is over 248 ‡
(120 †), do not continue driving. The engine
will otherwise be damaged.
The coolant temperature gage is in the instru-
ment cluster on the right-hand side ( Y
page 33).
The H marking in the coolant temperature gauge
corresponds to ac oolant temperature of
approximately 248 ‡( 120 †).
Under normal operating conditions and at the
correc tc oolant level, the coolant temperature
gauge may rise to the H marking.
Operating the on-board computer
Overview
C
Multifunction display
D
Right control panel

X
Establis haB luetooth ®
connectio ntot he mul-
timedi as ys tem ;s ee the separate operating
instructions. X
Press the Y or e button on the steering
whee ltos elect the Tel menu.
Yo uw il ls ee one of the following displa ym es-
sage sint he multifunctio nd isplay :R
Telephone READY or the nam eoft he net-
work provider: the mobil ep ho ne ha sf ound a
network and is ready to receive. R
Telephone No service :t here is no network
availabl eort he mobil ep ho ne is searching for
an etwork.
Acceptin gac al lIf someone calls yo uw he ny ou ar eint he Tel
menu ,ad isplay message appear sint he multi-
functio nd isplay .
Yo uc an accep tac al lata ny time ,e ve nify ou are
not in the Tel menu.X
Press the a button on the steerin gw heel
to accep tani ncomin gc all.
Rejecting or endin gac al lYo uc an end or reject ac al la nytime ,e ve nify ou
ar en ot in the Tel menu.X
Press the v button on the steerin gw heel
to reject or end ac all.
Selecting an entry in the phone book X
Press the Y or e button on the steering
whee ltos elect the Tel menu.X
Press the c , d or v button to
switch to the phone book. X
Authorize access to the phone book on the
phone. X
Press the c or d button to select the
desired name.
or X
To begi nr apid scrolling: press and hol dt he
c or d button for longe rt ha no ne sec-
ond.
Rapi ds crolling stop sw he ny ou release the
button or reach the end of the list. X
If only on et elephon en umber is stored for
an ame: press the a or v button to
start dialing.
or X
If there is more than on en umber fo ra
particular name: press the a or v
button to displa yt he numbers.X
Press the c or d button to select the
numbe ry ou want to dial. X
Press the a or v button to start dialing.
or X
If yo udon ot want to make ac all: press the
v or 8 button.
Redialing The on-board compute rs av es the last names or
numbers dialed in the redia lm emory.X
Press the Y or e button on the steering
whee ltos elect the Tel menu.X
Press the a button to switch to the redial
memory. X
Press the c or d button to select the
desired nam eorn umber.X
Press the a or v button to start dialing.
or X
If yo udon ot want to make the call: press
the v or 8 button.
Assistance menu
Introduction Depending on the equipment installe dint he
vehicle, yo uh av et he following options in the
DriveAssist menu: R
Displaying the assistance graphic
( Y
page 185) R
Deactivating/activating ESP ®
(except
Mercedes ‑ AMG vehicles) ( Y
page 185)R
Activating/deactivating Activ eB rake Assist
( Y
page 185) R
Activating/deactivating ATTENTION ASSIST
( Y
page 185) R
Activating/deactivating Blind Spo tA ssist
( Y
page 186) R
Activating/deactivating Lane Keeping Assist
( Y
page 186)184
Menus and submenus
On-board computer and displays

Display messages
Possible causes/consequences and P Solutions
Transmission Not in
PR is kofV ehicl e
Rollin gA wa y The driver's door is open or no tf ull yc losed and th et ra nsmission is in
position R , N or D .
Aw arning tone also sounds.
G WARNIN G
The vehicl em ay rol la way.
There is ar is kofana ccident.X
Shift th et ra nsmission to position P .X
Secur et he vehicl ea gainst rollin ga way ( Y
page 141).X
Clos et he driver's door completely.
Servic e Required Do
Not Shift Gears
Visit Dealer You canno tc ha ng et he transmission position due to am alfunction .
Aw arning tone also sounds.
If transmission position D is selected:X
Drive to aq ualified specialist workshop without shifting th et ra ns -
mission from position D .
If transmission position R , N or P is selected:X
Secur et he vehicl ea gainst rollin ga way ( Y
page 141).X
Notify aq ualified specialist workshop or breakdown service.
Onl yS hift to 'P'
whe n Vehicl e is Sta ‐
tionar y The vehicl eism oving .X
Pull ove ra nd stop th ev ehicl es afely as soo nasp ossible, payin g
attention to roa da nd traffic conditions.X
Shift th et ra nsmission to position P .
To Engage Trans‐
miss. Position R
First Depres st he
Brake You hav ea ttempte dtos hift from position D or N to transmission
position R . X
Shift th et ra nsmission to position R while depressing th eb rak e
pedal .
Reversing Not Possi‐
ble Servic e Required The automatic transmission is malfunctioning .Y ou canno tb ac ku p.X
Visit aq ualified specialist workshop .
Transmission Mal ‐
function The automatic transmission is malfunctioning .X
Visit aq ualified specialist workshop .
Transmission Mal ‐
function Sto p The automatic transmission is malfunctioning .X
Pull ove ra nd stop th ev ehicl es afely as soo nasp ossible, payin g
attention to roa da nd traffic conditions.X
Secur et he vehicl ea gainst rollin ga way ( Y
page 141).X
Consult aq ualified specialist workshop .214
Display messages
On-boar dc omputer an dd isplays

Have the system checked at the nearest
Mercedes-Benz Service Center or contact the
following service hotlines:
Mercedes-Benz Customer Assistance Center at
1-800-FOR-MERCede s( 1-800-367-6372) or
1-866-990-9007
Em er genc yc allImportant safety notes
G WARNING
It can be dangerou stor emai nint he vehicle,
eve nify ou have presse dt he SOS button in an
emergency if: R
yo us ee smoke insid eoro ut sid eoft he vehi-
cle ,e .g .ift her eisaf ir ea fte rana ccidentR
the vehicl eisonad an gerou ss ection of
road R
the vehicl eisn ot visible or canno te asil yb e
see nb yo the rr oa du se rs ,p ar ticularly when
dark or in poo rv isibility conditions
There is ar is kofana ccident and injury.
Leave the vehicl ei mmediatel yint his or simi-
la rs it uations as soo na sitiss af etodos o.
Mov etoas af el oc ation along with othe rv ehi-
cle occupants. In such situations, secure the
vehicl eina ccordance with nationa lr egula-
tions, e. g. with aw ar ning triangle.
General notes Observe the notes on system activation
( Y
page 245).
An emergency cal lisd ialed automaticall yifa n
ai rb ag or Emergency Tensioning Device is trig-
gered .Y ou canno te nd an automaticall yt rig-
gered emergency cal ly ours elf.
An emergency cal lc an also be initiated man-
ually.
As soo na st he emergency cal lh as been initi-
ated, the indicator lamp in the SOS button
flashes. The Connectin gC all message
appears in the multifunctio nd is play.
The audi oo ut pu ti sm ut ed.
Once the connectio nh as been made, the Call
Connected message appears in the multifunc-
tio nd is play. All important informatio nont he emergency is
transmitted, for example: R
current location of the vehicl e( as determined
by the GP Ss ys tem) R
vehicl ei de ntificatio nn umberR
informatio nont he severity of the accident
Shortly afte rt he emergency cal lh as been initi-
ated, av oice connectio ni sa ut omaticall ye stab-
lishe db et ween the Customer Assistance Center
and the vehicl eo ccupants. R
If the vehicl eo ccupants respond ,t he
Mercedes-Benz Customer Assistance Center
attempts to get more informatio nont he
emergency. R
If ther eisnor espons ef rom the vehicl eo ccu-
pants, an ambulance is immediatel ys ent to
the vehicle.
If no voice connectio nc an be established to the
Mercedes-Benz Customer Assistance Center,
the system ha sb ee nu nabl etoi nitiate an emer-
genc yc all.
Thi sc an occur, for example, if the relevant
mobil ep hone network is not available .T he indi-
cato rl am pint he SOS button flashe sc ontinu-
ously.
The Cal lF ailed message appears in the mul-
tifunctio nd is play and must be confirmed.
In this case, summon assistance by other
means.
Making an emergenc yc all
X
To initiate an emergenc yc al lm anually:
press cover C briefl ytoo pen.X
Press and hol dt he SOS button for at leas to ne
second D .
The indicator lamp in SOS button D flashes
unti lt he emergency cal lisc oncluded.X
Wait for av oice connectio ntot he Mercedes-
Benz Customer Assistance Center.246
Features
Sto wag ea nd featur es

X
To en dac all: press the v button on the
multifunctio ns teering wheel.
or X
Press the corresponding multimedia system
button for ending ap hone call.X
After the emergency call, close cover C .
If the mobil ep hone network is unavailable,
mbrace will not be able to make the emergency
call. If yo ul ea ve the vehicl ei mmediatel ya fter
pressing SOS button D ,y ou do not know if
mbrace ha ss uc cessfull ym ade th ee mergency
call. In thi sc ase, always summon assistance by
othe rm eans.
Breakdow na ssistanc eb utton
X
To make ac all: press Roadside assistance
cal lb ut ton C .
Thi si nitiates ac al ltot he Mercedes-Benz Cus-
tome rA ssistance Center.
The indicator lamp in Roadside assistanc but-
ton C flashe sw hile the cal lisa ctive. The
Connectin gC all message appears on the
multifunctio nd is play .T he audi oo ut pu ti s
muted.
If ac onnectio nc an be established ,t he Call
Connected message appears in the multifunc-
tio nd is play.
If am obil ep hone network and GP Sr eception
are available ,t he system transfers data to the
Mercedes-Benz Customer Assistance Center,
for example: R
current location of the vehicle R
vehicl ei de ntificatio nn umber
The display of the multimedia system indicates
tha tac al lisa ctive. During the call, yo uc an
change to the navigatio nm enu by pressing the
NAVI button on the multimedia system ,f or
example.
Voice outpu ti sn ot available in thi sc ase. Av oice connectio ni se stablished between the
Mercedes-Benz Customer Assistance Center
and the vehicl eo ccupants.
From the remote malfunctio nd iagn osis, the
Mercedes-Benz Customer Assistance Center
can ascertain the nature of the problem
( Y
page 250).
The Mercedes-Benz Customer Assistance Cen-
ter either send saq uali fied Mercedes-Benz tech-
nician or makes arrangements for your vehicle
to be transported to the neares tM ercedes-Benz
Service Center.
Yo um ay be charge df or service ss uc hasr epair
work and/or towing.
Yo uc an find more informatio nint he separate
mbrace manual.
The system ha sn ot been able to initiate aR oad-
side assistance call, if: R
the R indicator lamp for the Roadside
assistance cal lb ut ton is flashing continu-
ously. R
no voice connectio ntot he Mercedes-Benz
Customer Assistance Center wa se stab-
lished.
Thi sc an occu rift he relevant mobil ep hone net-
work is not available ,f or example.
The Call Failed message appears on the mul-
tifunctio nd is play. X
To en dac all: press the v button on the
multifunctio ns teering wheel.
or X
Press the corresponding multimedia system
button for ending ap hone call.
MB Info cal lb utton
X
To make ac all: press MB Info cal lb ut ton C .
Thi si nitiates ac al ltot he Mercedes-Benz Cus-
tome rA ssistance Center.Features 247
Sto wag ea nd featur es Z

The destination download function is available
if: R
the vehicle is equipped with an avigation sys-
tem. R
the relevant mobile phone network is availa-
ble and data transfer is possible.
Route Assistance This service is part of the mbrace PLUS Package
and cannot be purchased separately.
You can use the Route Assistance function even
if the vehicle is not equipped with an avigation
system.
Within the framework of this service, you receive
ap rofessional and reliable form of navigation
support without having to leave your vehicle.
The customer service representative finds a
suitable route depending on your vehicle's cur-
rent position and the desired destination. You
will then be guided live through the current route
section.
Search and Send
General notes To use "Search &S end", your vehicle must be
equipped with mbrace and an avigation system.
Additionally, an mbrace service subscription
must be completed.
"Search &S end" is ad estination entr ys ervice. A
destination address found on Google Maps™
can be transferred via mbrace directly to your
vehicle's navigation system.
Specifying and sending the destination
address X
Go to the website http://maps.google.com
and enter ad estination address into the entry
field. X
To send the destination address to the e-
mail address of your mbrace account:
click on the corresponding button on the web-
site.
Example:
If you select 'Send to vehicle' and then
'Mercedes-Benz', the destination address will
be sent to your vehicle. X
When the "Send" dialog window appears: Enter the e-mail address you specified when
setting up your mbrace account into the cor-
responding field. X
Click "Send".
Information on specific commands such as
"Address entry" or "Send" can be found on the
website.
Calling up at ra nsmitted destination
address X
Turn the SmartKey to position H in the igni-
tion lock ( Y
page 122).
The transmitted destination address is loaded
into the vehicle's navigation system.
Ad isplay message appears, asking whether
navigation should be started. X
Select Yes by turning 3 or sliding 1
the controller and confirm with 7 .
The system calculates the route and subse-
quently start st he route guidance with the
address entered.
If you select No
the address can be stored in
the address book.
If you have sent more than one destination
address, each individual destination must be
confirmed separately.
Destination addresses are loaded in the same
order as the order in which they were sent.
If you own multiple Mercedes-Benz vehicles with
mbrace and activated mbrace accounts:
If multiple vehicles are registered under the
same e-mail address, the destination will be
sent to all the vehicles.
Vehicle remot eo peningYou can use the vehicle remote opening if you
have unintentionally locked your vehicle and a
replacement SmartKey is not available.
The vehicle can be opened by the Mercedes-
Benz Customer Assistance Center.
The vehicle can be immediately opened
remotely within four days of the ignition being
turned off. After this time, the remote unlocking
may be delayed by 15 to 60 minutes. After
30 days, the vehicle can no longer be opened
remotely.
The vehicle remote unlockin gf eature is availa-
ble if the relevant mobile phone network is avail-
able and ad ata connection is possible. X
Contact the following service hotlines: Features 249
Stowage and features Z

Mercedes-Ben zC ustomer Assistanc eC enter
at 1-800-FOR-MERCedes (1-800-367-6372)
or 1-866-990-9007
You will be asked for your password. X
Return to your vehicle at the time agreed upon
with the Mercedes-Ben zC ustomer Assis-
tance Center.
Alternatively, the vehicle can be opened via: R
the Internet, under the "Owners Online" sec-
tion R
telephone applications (e.g. for iPhone ®
,
Android™)
To do this, you will need your identification num-
ber and password.
Vehicle remote closing The vehicle remote-closing feature can be used
when you have forgotten to lock the vehicle and
you are no longer nearby.
The vehicle can then be locked by the Mercedes-
Benz Customer Assistanc eC enter.
The vehicle can be immediately remotely locked
within four days of the ignition being turned off.
After this time, remote closing may be delayed
by 15 to 60 minutes. After 30 days the vehicle
can no longer be valet locked remotely.
The vehicle remote closing feature is available if
the relevant mobile phone network is available
and ad ata connection is possible.X
Contact the following service hotlines:
Mercedes-Ben zC ustomer Assistanc eC enter
at 1-800-FOR-MERCedes (1-800-367-6372)
or 1-866-990-9007
You will be asked for your password.
The next time you are inside the vehicle and you
switch on the ignition, the Doors Locked
Remotely message appears in the multifunction
display.
Alternatively, the vehicle can be locked via: R
the Internet, under the "Owners Online" sec-
tion R
telephone applications (e.g. for iPhone ®
,
Android™)
To do this, you will need your identification num-
ber and password. Stolen vehicle recovery service If your vehicle has been stolen: X
Notify the police.
The police will issue an umbered incident
report. X
This number will be forwarded to the
Mercedes-Ben zC ustomer Assistanc eC enter
together with your PIN.
The Mercedes-Ben zC ustomer Assistance
Center then tries to locate the system. The
Mercedes-Ben zC ustomer Assistanc eC enter
contacts you and the local law enforcement
agency if the vehicle is located.
However, only the law enforcement agency is
informed of the location of the vehicle.
If the anti-theft alarm system is activated for
longer than 30 seconds, the Mercedes-Benz
Customer Assistanc eC enter is automatically
notified.
Vehicle Health Check With the Vehicle Health Check, the Customer
Assistanc eC enter can provide improved sup-
port for problems with your vehicle. During an
existing call, vehicle data is transferred to the
Customer Assistanc eC enter.
The customer service representative can use
the received data to decide what kind of assis-
tance is required. You are then, for example,
guided to the nearest Mercedes-Ben zS ervice
Center or ar ecovery vehicle is called.
If vehicle data needs to be transferred during an
MB Info call or aR oadside Assistanc ec all, this is
initiated by the Customer Assistanc eC enter.
The Roadside Assistance Connected mes-
sage appears in the display .Ift he Vehicle Health
Check can be started, the Request for Vehi‐
cle Diagnostics Received Start vehi‐
cle diagnostics? message appears in the
display. X
Press the Yes button to confirm the message. X
When the Vehicle Diagnostics Please
Start Ignition message appears: turn the
SmartKey to position 2 in the ignition lock
( Y
page 122). X
If the Please follow the instructions
received by phone and move your vehi‐
cle to as afe position. message
appears: please follow the instructions250
Features
Stowage and features