service MERCEDES-BENZ CLA 2014 Owner's Guide

If a mobile phone network and GPS reception
are available, the system transfers data to the
Mercedes-Benz Customer Assistance Center,
for example:
RCurrent location of the vehicle
RVehicle identification number
iThe audio system or COMAND display
indicates that a call is active. During the
call, you can change to the navigation menu
by pressing the NAVI button on COMAND,
for example.
Voice outputis not available.
Avoice connection is established between
the Mercedes-Benz Customer Assistance
Center and the vehicle occupants.
You receive information about operating your
vehicle, about the nearest authorized
Mercedes-Benz Center and about other
products and services from Mercedes-Benz.
USA only: you can find further information on
the mbrace system under "Owners Online" at
http://www.mbusa.com.
iThe system has not been able to initiate
an MB Info call, if:
Rthe indicator lamp in MB Info call
buttonis flashing continuously.
Rno voice connection to the Mercedes-
Benz Customer Assistance Center was
established.
This can occur if the relevant mobile phone
network is not available, for example.
TheCall Failedmessage appears in the
multifunction display.
XTo endacall:press thebutton on the
multifunctionsteering wheel.
or
XPress the corresponding button for ending
a phone call on the audio systemoron
COMAND.
Call priority
When service calls are active, e.g. Roadside
Assistance or MB Info calls, an emergency
call can still be initiated. In this case, an
emergency call will take priority and override
all other active calls.
The indicator lamp of the respective button
flashes until the call is ended.
An emergency call can only be terminated by
the Mercedes-BenzCustomerAssistance
Center.
All other calls can be ended by pressing:
Rthebutton on the multifunction
steering wheel
Rthe corresponding button on the audio
system or on COMAND for ending a
telephone call
iWhen a call is initiated, the audio system
is muted. The mobile phone is no longer
connected to COMAND. However, if you
want to use your mobile phone, do so only
when the vehicle is stationary and in a safe
location.
Downloading destinations in COMAND
Downloading destinations
Destination Download gives you access to a
data bank with over 15 millionPoints of
Interest (POIs). These can be downloaded on
the navigation system in your vehicle. If you
know the destination, the address can be
downloaded. Alternatively, you can obtain the
location of Points of Interest (POIs)/
important destinations in the vicinity.
Furthermore, you can download routes with
up to 20 way points.
You are prompted to confirm route guidance
to the address entered.
The system calculates the route and
subsequently starts the route guidance with
the address entered.
iIf you selectNo, the address can be saved
in the address book.
268Features
Stowage and features

iThe destination download function is
available if the relevant mobile phone
network is available and data transfer is
possible.
iThe destination download function can
only be used if the vehicle is equipped with
a navigation system.
Route Assistance
This service is part of the mbrace PLUS
Package and cannot be purchased
separately.
iYou can also use the Route Assistance
function if your vehicle is not equipped with
a navigation system.
Within the framework of this service, you
receive a professional 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
currentposition and the desired destination.
You will then be guided live through the
current route section.
Search&Send
General notes
iTo use "Search&Send", your vehicle
must be equipped with mbrace and a
navigation system. Additionally, an mbrace
service subscription must be completed.
"Search & Send" is a destination entry
service.Adestination address which is found
on Google Maps®can be transferred via
mbrace directly to your vehicle's navigation
system.
Specifying and sending the destination
address
XGo to the website http://
www.maps.google.com and enter a
destination address into the entry field.
XTo send the destination address to the
e-mail address of your mbrace
account:click on the corresponding
button on the website.
iExample:
If you select 'Send to vehicle' and then
'Mercedes-Benz', the destination address
will be sent to your vehicle.
XWhen the "Send" dialog window appears:
Enter the e-mail address you specified
when setting up your mbrace account into
the corresponding field.
XClick "Send".
iInformation on specific commands such
as "Address entry" or "Send" can be found
on the website.
Calling up destination addresses
XSwitch on the ignition.
The destination address is loaded into the
vehicle's navigation system.
Adisplay message appears, asking
whether navigation should be started.
XSelectYesby turning\ror sliding
 the COMAND controller and press
\nto confirm.
The system calculates the route and
subsequently starts the routeguidance
with the address entered.
iIf you selectNo, the address can be saved
in the address book.
iIf you have sent more than one
destination address, each individual
destination must be confirmed separately.
iDestination 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 sentto all the vehicles.
Features269
Stowage and features
Z

Vehicle remote opening
You 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 fourdays of the ignition being
turned off. After this time, the remote
unlocking may be delayed by 15 to
60 minutes. After30days, the vehicle can no
longer be opened remotely.
XContactthe following service hotlines:
RUSA:Mercedes-BenzCustomer
Assistance Centerat
1-800-FOR-MERCedes
(1-800-367-6372) or 1-866-990-9007
RCanada:Customer Service at
1-888-923-8367
You will be asked for yourpassword.
XReturn to your vehicle at the time agreed
upon with the Mercedes-BenzCustomer
Assistance Center.
USAonly:alternatively, the vehicle can be
opened via:
Rthe Internet, under the "Owners Online"
section
Rthe telephone application (e.g.iPhone®,
Blackberry)
To do this, you will need your identification
number and password.
iVehicle remote opening is only possible if
the corresponding mobile phone network
is accessible.
Vehicle remote closing
The 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 Assistance Center.
The vehicle can be immediately remotely
locked within four days of the ignition being
turned off. After this time, the remote closing
may be delayed by 15 to 60 minutes. After
30 days the vehicle can no longer be closed
remotely.
XContact the following service hotlines:
RUSA:Mercedes-Benz Customer
Assistance Center at
1-800-FOR-MERCedes
(1-800-367-6372)or 1-866-990-9007
RCanada:Customer Service at
1-888-923-8367
You will be asked for your password.
The next time you are inside the vehicle and
you switch on the ignition, theDoors
Locked Remotelymessage appears in the
multifunction display.
USA only: alternatively, the vehicle can be
locked via:
Rthe Internet, under the "Owners Online"
section
Rthe telephone application (e.g. iPhone®,
Blackberry)
To do this, you will need your identification
number and password.
iThe vehicle remote closing feature is
available when the relevant mobile phone
network is available and data connection is
possible.
Stolen vehicle recovery service
If your vehicle has been stolen:
XNotify the police.
The police will issue a numbered incident
report.
XThis number will be forwarded to the
Mercedes-Benz Customer Assistance
Center together with your PIN.
The Mercedes-Benz Customer Assistance
Center then tries to locate the system. The
Mercedes-Benz Customer Assistance
Center contacts you and the local law
enforcement agency if the vehicle is
located.
270Features
Stowage and features

However, only the law enforcement agency
is informed of the location of the vehicle.
iIf the anti-theft alarm system is activated
for longer than 30 seconds,the Mercedes-
Benz Customer Assistance Center is
automatically informed.
Vehicle remote malfunction diagnosis
With the vehicle remote malfunction
diagnosis (Vehicle Health Check), the
Customer Assistance center can provide
improved support for problems with your
vehicle. During an existing call, vehicle data
is transferred to the Customer Assistance
center. The customer service representative
can use the received data to decide what kind
of assistance is required.You are then, for
example, guided to the nearest authorized
Mercedes-Benz Center or a recovery vehicle
is called.
If vehicle data needs to be transferred during
an MB Info call or a Roadside Assistance call,
this is initiated by the Customer Assistance
center. You will see theRoadside
Assistance Connectedmessage in the
COMAND display.Ifthe vehicle remote
malfunction diagnosis can be started, the
Request for vehicle diagnosis
received. Start vehicle diagnosis?
message appears in the display.
XConfirm the message withYes.
XWhen theVehicle Diagnosis Please
start ignitionmessage appears, turn
the SmartKey to position2in the ignition
lock (Ypage 137).
XWhen thePlease follow the
instructionsreceivedbyphoneand
move your vehicle to a safe
position.message appears, follow the
customer service representative's
instructions.
The message in the display disappears.
If you selectCancel, the vehicle remote
malfunction diagnosis is canceled
completely.
The vehicle operating state check begins.
You will see theVehicle diagnosis
activated.message.
When the diagnosis is completed, theSend
vehicle diagnostics data//(Voice
connection may be//interrupted
duringdatatransfer)message appears.
The vehicle data can now be sent to the
Customer Assistance center.
XPressOKto confirm the message.
The voice connection with the Customer
Assistance center is terminated.
You will see theVehicle Diagnosis:
Transferring data...message.
The vehicle data is sent to the Customer
Assistance center.
Depending on what the customer service
representative agreed with you, the voice
connection is re-established after the transfer
is complete. If necessary, you will be
contacted at a later time by another means,
e.g. by e-mail or phone.
Further functions of the vehicle remote
malfunction diagnosis include, for example:
Rtransfer of service data to the Customer
Assistance center. Ifaservice is overdue,
the COMAND display shows a message
about various special offers at your
workshop.
Rmonthly status information e-mail on oil
level, air pressure, maintenance, brakes,
etc.Ifapplicable, you will receive
information on special offers in the e-mail.
USA only: this information can also be
called up under "Owners Online" at http://
www.mbusa.com.
Information on the data stored in the vehicle
(Ypage 26).
Information on Roadside Assistance
(Ypage 23).
Features271
Stowage and features
Z

Downloading routes
Downloading routes allows you to transfer
and save predefined routes in the navigation
system. To do this, an SD memory card must
be inserted into the COMAND system. If no
SD memory card is inserted, you mustinsert
the card into the card slot on the COMAND
system before saving.
Aroute can be prepared and sent either by a
customer service representative or via the
mbrace portal on the Internet.
Each route can include up to 20 way points.
Once a route has been received by the
navigation system, you will see the name>hasbeensavedtomemorycard.
Do you want to start route
guidance?message in the COMAND display.
The route is saved to the SD memory card.
XTo start route guidance:selectYes.
An overview of the route is shown in the
display.
iIf you selectNo, the saved route can be
called up later via the navigation menu.
XSelectStart.
Route guidance is started.
iDownloaded and saved data can be called
up again in COMAND.
You can find further information in the
separate COMAND Operating Instructions.
Speed alert
You can define the upper speed limit, which
must not be exceeded by the vehicle.
If this selected speed is exceeded by the
vehicle, a message will be sent to the
Customer Assistance center. The Customer
Assistance center then forwards this
information to you.
You can select the way in which you receive
this information beforehand. Possible options
include text message, e-mail or an automated
call.
The data you receive contains the following
information:
Rthe location where the speed limit was
exceeded
Rthe time at which the speed limit was
exceeded
Rthe selected speed limit which was
exceeded
Geo fencing
Geo fencing allows you to select areas which
the vehicle should not enter or leave. You will
be informed if the vehicle crosses the
boundaries of the selected areas. You can
select the way in which you receive this
information beforehand. Possible options
include text message, e-mail or an automated
call.
The area can be determined as either a circle
or a polygon with a maximum of ten corners.
You can specify up to ten areas
simultaneously. Different settings are
possible for each area.
USA only: these settings can be called up
under "Owners Online" at http://
www.mbusa.com.
Alternatively, you can trigger an MB Info call
and inform the customer service
representative that you wish to activate geo
fencing.
Currently inactive areas can be activated by
text message.
Triggering the vehicle alarm
With this function, you can trigger the
vehicle's panic alarm via text message. An
alarm sounds and the exterior lighting
flashes. Depending on the setting, the panic
alarm lasts five or ten seconds. Afterwards,
the alarm switches off.
272Features
Stowage and features

Garage door opener
Important safety notes
GWARNING
When you operate or programthe garage door
with the integrated garage door opener,
persons in the range of movement of the
garage door can become trapped or struck by
the garage door. There isarisk of injury.
When using the integrated garage door
opener, always make sure that nobody is
within the range of movement of the garage
door.
GWARNING
Combustion engines emit poisonous exhaust
gases such as carbonmonoxide. Inhaling
these exhaust gases leads to poisoning. There
is a risk of fatal injury. Therefore never leave
the engine running in enclosed spaces
without sufficient ventilation.
The HomeLink®garage door opener
integrated in the rear-view mirror allows you
to operate up to three different door and gate
systems.
Use the integrated garage door opener only
on garage doors that:
Rhave safety stop and reverse features and
Rmeet current U.S. federal safety standards
When programming a garage door opener,
park the vehicle outside the garage.
iCertain garage door drives are
incompatible with the integrated garage
door opener. If you have difficulty
programming the integrated garage door
opener, contact an authorized Mercedes-
Benz Center.
Alternatively, you can call the following
telephone assistance services:
RUSA:Mercedes-Benz Customer
Assistance Center at
1-800-FOR-MERCedes
RCanada:Customer Service at
1-800-387-0100
RHomeLink®hotline 1-800-355-3515
(free of charge)
More information on HomeLink®and/or
compatible products is also available
online at http://www.homelink.com.
iNotes on the declaration of conformity
(Ypage 24).
USA: FCC ID: CB2HMIHL4
Canada: IC: 279B-HMIHL4
Programming
Programming buttons
Observe the "Important safety notes"
(Ypage 273).
Integrated garage door opener in the rear-viewmirror
Garage door remote controlis not part of
the integrated garage door opener.
XThe first time before programming, clear
the integrated garage door opener memory
(Ypage 275).
XTurn the SmartKey to position2in the
ignition lock.
Features273
Stowage and features
Z

Useful information
iThis Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible. Please note that your vehicle may
not be equipped with all features
described. This also applies to safety-
related systems and functions.
iRead the information on qualified
specialist workshops: (Ypage 25).
Engine compartment
Hood
Important safety notes
GWARNING
If the hood is unlatched, it may open up when
the vehicle is in motion and block your view.
There is a risk of an accident.
Never unlatch the hood while driving.
GWARNING
When opening and closing the hood, it may
suddenly fall into the closed position.There is
a risk of injury to persons within range of
movement of the hood.
Open and close the hood only when no one is
within its range of movement.
GWARNING
Certain components in the engine
compartment, such as the engine, radiator
and parts of the exhaust system, can become
very hot. Working in the engine compartment
poses a risk of injury.
Where possible, let the engine cool down and
touch only the components described in the
following.
GWARNING
Opening the hood when the engine is
overheated or when there is a fire in the
engine compartmentcould expose you to hot
gases or other service products. There is a
risk of injury.
Let an overheated engine cool down before
opening the hood. If there is a fire in the
engine compartment, keep the hood closed
and contact the fire department.
GWARNING
The engine compartment contains moving
components. Certain components, such as
the radiator fan, may continue to run or start
again suddenly when the ignition is off. There
is a risk of injury.
If you need to do any work inside the engine
compartment,
Rswitch off the ignition
Rnever reach into the area where there is a
risk of danger from moving components,
such as the fan rotation area
Rkeep clothing away from moving parts
GWARNING
The ignition system and the fuel injection
system work under high voltage. If you touch
components which are under voltage, you
could get an electric shock. There is a risk of
injury.
Never touch components of the ignition
system or fuel injection system when the
ignition is switched on.
Opening the hood
GWARNING
When the hood is open and the windshield
wipers are set in motion,you can be injured
by the wiper linkage. There is a risk of injury.
Always switch off the windshield wipers and
the ignition before opening the hood.
280Engine compartment
Maintenance and care

Checking the oil level using the oil
dipstick
ExampleXPull oil dipstickout of the dipstick guide
tube.
XWipe off oil dipstick.
XSlowly slide oil dipstickinto the guide
tube to the stop, and take it out again.
If the level is between MIN mark"and
MAX mark, the oil level is correct.
XIf the oil level has dropped to MIN mark
"or below, add 1.1 US qt (1.0 liter) of
engine oil.
Adding engine oil
GWARNING
If engine oil comes into contact with hot
components in the engine compartment, it
may ignite. There is a risk of fire and injury.
Make sure that engine oil is notspilled next
to the filler neck. Let the engine cool down
and thoroughly clean the engine oil off the
components before starting the engine.
HEnvironmental note
When adding oil, take care not to spill any. If
oil enters the soil or waterways, it is harmful
to the environment.
!Only use engine oils and oil filters that
have been approved for vehicles with a
service system. You can obtain a list of the
engine oils and oil filters tested and
approved in accordance with the
Mercedes-Benz Specifications for Service
Products at any Mercedes-Benz Service
center.
Damage to the engine or exhaust system is
caused by the following:
Rusing engine oils and oil filters that have
not been specifically approved for the
service system
Rreplacing engine oil and oil filters after
the interval for replacementspecified by
the service system has been exceeded
Rusing engine oil additives.
!Do not add too much oil. adding too much
engine oil can result in damage to the
engine or to the catalytic converter. Have
excess engine oil siphoned off.
Example: engine oil capXTurn capcounter-clockwise and remove
it.
XAdd engine oil.
If the oil level is at or below the MIN mark
on the oil dipstick, add 1.1 US qt(1.0 liter)
of engine oil.
XReplace capon the filler neck and turn
clockwise.
Ensure that the cap locks into place
securely.
XCheck the oil level againwith the oil
dipstick (Ypage 282).
Further information on engine oil
(Ypage 348).
282Engine compartment
Maintenance and care

Checking and adding other service
products
Checking coolantlevel
GWARNING
The engine cooling system is pressurized,
particularly when the engine is warm. When
opening the cap, you could be scalded by hot
coolant spraying out.There is a risk of injury.
Let the engine cool down before opening the
cap. Wear eye and hand protection when
opening the cap. Open the cap slowly half a
turn to allow pressure to escape.
!The coolant may only be checked and
corrected when the engine is cool (coolant
temperature below 104 ‡ (40 †).
Checking the coolant when the coolant
temperature is above 104 ‡ (40 †) may
result in damage to the engine or to the
engine cooling system.
Example
XPark the vehicle on a level surface.
Only check the coolant level when the
vehicle is on a level surface and the engine
has cooled down.
XTurn the SmartKey to position2in the
ignition lock (Ypage 137).
XCheck the coolant temperature display in
the instrument cluster.
The coolant temperature must be below
104 ‡ (40 †).
XTurn the SmartKey to position
0(Ypage 137) in the ignition lock.
XSlowly turn caphalf a turn counter-
clockwise to allow excess pressure to
escape.
XTurn capfurther counter-clockwise and
remove it.
If the coolant is at the level of marker bar
"in the filler neck when cold, there is
enough coolant in coolant expansion
tank.
XIf necessary, add coolant that has been
tested and approved by Mercedes-Benz.
XReplace capand turn it clockwise as far
as it will go.
For further information on coolant, see
(Ypage 349).
Adding washer fluid to the windshield
washer system/headlampcleaning
system
GWARNING
Windshield washer concentrate is highly
flammable. If it comes into contact with hot
engine components or the exhaust systemit
could ignite. There is a riskoffire and injury.
Make sure that no windshield washer
concentrate is spilled next to the filler neck.
Example
XTo open:pull capupwards by the tab.
XAdd the premixed washer fluid.
XTo close:press caponto the filler neck
until it engages.
Engine compartment283
Maintenance and care
Z

The washer fluid reservoir is used for both the
windshield washer system and the headlamp
cleaning system.
If the washer fluid level drops below the
recommended minimum of1liter, a message
appears in the multifunction display
prompting you to refill the washer fluid
(Ypage 239).
Further information on windshield washer
fluid/antifreeze (Ypage 350).
Maintenance
ASSYST PLUS
Service messages
The ASSYST PLUS service interval display
informs you of the nextservice due date.
Information on the type of service and service
intervals (see the separate Maintenance
Booklet).
You can obtain further information from an
authorized Mercedes-Benz Center or at
http://www.mbusa.com (USA only).
iThe ASSYST PLUS serviceinterval display
does not show any informationonthe
engine oil level. Observe the notes on the
engine oil level (Ypage 281).
The multifunction display shows a service
message for several seconds, e.g.:
RService A in .. Days
RService A Due
RService A Exceeded by .. Days
Depending on the operating conditions of the
vehicle, the remaining time or distance until
the next service due date is displayed.
The letterAorB, possibly in connection with
a number or another letter, shows the type of
service.Astands for a minor service andBfor
a major service.
You can obtain further information from an
authorized Mercedes-BenzCenter.
The ASSYST PLUS service interval display
does not take into accountany periods of
time during which the battery is
disconnected.
Maintaining the time-dependent service
schedule:
XNote down the service due date displayed
in the multifunctiondisplay before
disconnecting the battery.
or
XAfter reconnecting the battery, subtract
the battery disconnection periods fromthe
service date shown on the display.
Hidingaservice message
XPressor.
Displaying service messages
XSwitch on the ignition.
XUsingor, selecttheServ.
menu.
XPressorto select theASSYST
PLUSsubmenu and pressto confirm.
The service due date appears in the
multifunction display.
Information about Service
Resetting the ASSYST PLUS service
interval display
!If the ASSYST PLUS service interval
display has been inadvertently reset, this
setting can be corrected at a qualified
specialist workshop.
Have service work carried out as described
in the Maintenance Booklet. This may
otherwise lead to increased wear and
damage to the major assemblies or the
vehicle.
Aqualified specialist workshop, e.g. an
authorized Mercedes-BenzCenter, will reset
the ASSYST PLUS service interval display
after the service work has been carried out.
You can also obtain further information on
maintenance work, for example.
284Maintenance
Maintenance and care