
AUX jacks CD/DVD drive .............. 294
Rear seats
Adjusting ....................................... 100
Rear view camera
Cleaning instructions ..................... 330
Display in the multimedia system .. 195
Function/notes ............................. 194
Switching on/off ........................... 195
Rear window defroster
Problem (malfunction) ................... 131
Switching on/off ........................... 130
Rear window wiper
Replacing the wiper blade .............. 120
Switching on/off ........................... 118
Rear-view mirror
Anti-glare (manual) ........................ 105
Dipping (automatic) ....................... 107
Reflective safety jacket .................... 334
Refrigerant (air-conditioning sys-
tem)
Important safety notes .................. 389
Refueling
Fuel gauge ....................................... 37
Important safety notes .................. 150
Refueling process .......................... 151
see Fuel
Remote control
Garage door opener ....................... 316
Replacing bulbs
General notes ................................ 115
High-beam headlamps ................... 116
Important safety notes .................. 115
Installing/removing the cover
(front wheel arch) .......................... 116
Low-beam headlamps .................... 116
Overview of bulb types .................. 115
Turn signals (front) ......................... 117
Reporting safety defects .................... 32
Rescue card ......................................... 32
Reserve (fuel tank)
see Fuel
Reserve fuel
Display message ............................ 258
Warning lamp ................................. 283
Residual heat (climate control) ........ 131
Restraint system
Display message ............................ 251
Introduction ..................................... 44 Warning lamp ................................. 282
Warning lamp (function) ................... 45
Reversing feature
Panorama sliding sunroof ................ 93
Roller sunblinds ............................... 94
Side windows ................................... 89
Sliding sunroof ................................. 93
Tailga te ............................................ 85
Re
versing lamps (display mes-
sage) ................................................... 255
Roadside Assistance (breakdown) .... 29
Roller sunblind
Panorama roof with power tilt/
sliding panel ..................................... 94
Rear side windows ......................... 306
Roof carrier ........................................ 304
Roof lining and carpets (cleaning
guidelines) ......................................... 333
Roof load (maximum) ........................ 390
Route (navigation)
see Route guidance (navigation)
Route guidance
see also Digital Operator's Man-
ual .................................................. 287
Route guidance (navigation) ............ 232
Route guidance active ...................... 233
S
Safety
Children in the vehicle ..................... 59
see Occupant safety
see Operating safety
Safety system
see Driving safety systems
SD card
Inserting ........................................ 293
Inserting/removing ........................ 293
Removing ....................................... 293
SD memory card
see also Digital Operator's Man-
ual .................................................. 287
Selecting ........................................ 234
Search & Send
see also Digital Operator's Man-
ual .................................................. 287
Seat
Correct driver's seat position ........... 97
18Index 

SmartKey
Important safety notes
GWARNING
If children are left unsupervised in the vehicle,
they could:
Ropen the doors, thus endangering other
people or road users.
Rget out and disrupt traffic.
Roperate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
Rrelease the parking brake.
Rshifting the automatic transmission out of
park position P
RStart the engine.
There is a risk of an accident and injury.
When leaving the vehicle, always take the
SmartKey with you and lock the vehicle. Never
leave children or animals unattended in the
vehicle. Always keep the SmartKey out of
reach of children.
GWARNING
If you attach heavy or large objects to the
SmartKey, the SmartKey could be uninten-
tionally turned in the ignition lock. This could
cause the engine to be switched off. There is a risk of an accident.
Do not attach any heavy or large objects to the
SmartKey. Remove any bulky key rings before
inserting the SmartKey into the ignition lock.
!Keep the SmartKey away from strong mag-
netic fields. Otherwise, the remote control
function could be affected.
Strong magnetic fields can occur in the vicin-
ity of powerful electrical installations.
Do not keep the SmartKey:
Rwith electronic devices, e.g. a mobile phone
or another SmartKey.
Rwith metallic objects, e.g. coins or metal foil.
Rinside metallic objects, e.g. a metal case.
This can affect the functionality of the Smart- Key. Do not keep the KEYLESS-GO or KEYLESS-GO
Start function key in the temperature-controlled
cup holder. Otherwise, the KEYLESS-GO or KEY-
LESS-GO Start function key will not be detected.
Vehicles with KEYLESS-GO start function:
do
not keep the SmartKey in the cargo compart-
ment. Otherwise, the SmartKey may not be
detected, e.g. when starting the engine using
the Start/Stop button.
SmartKey functions
:& To lock the vehicle
;FTo open/close the tailgate
=%To unlock the vehicle
XTo unlock centrally: press the%button.
If you do not open the vehicle within approx-
imately 40 seconds of unlocking:
Rthe vehicle is locked again.
Ranti-theft protection is reactivated.
XTo lock centrally: press the&button.
The SmartKey centrally locks and unlocks the
following components:
Rthe doors
Rthe tailgate
Rthe fuel filler flap
The turn signals flash once when unlocking and
three times when locking.
You can also set an audible signal to confirm
that the vehicle has been locked. The audible
signal can be activated and deactivated using
the on-board computer (
Ypage 239).
You will receive visual and acoustic locking con-
firmation if all components were able to be
locked.
SmartKey77
Opening and closing
Z 

ProblemPossible causes/consequences andMSolutions
There is interference from a powerful source of radio waves.
XUnlock (Ypage 84) or lock (Ypage 84) the vehicle using the
mechanical key.
KEYLESS-GO is malfunctioning.
XLock/unlock the vehicle using the remote control function of the
SmartKey.
XHave the vehicle and SmartKey checked at a qualified specialist
workshop.
If the vehicle can also not be locked/unlocked using the remote con-
trol function:
XUnlock (Ypage 84) or lock (Ypage 84) the vehicle using the
mechanical key.
XHave the vehicle and SmartKey checked at a qualified specialist
workshop.
The engine cannot be
started using the Smart-
Key.The on-board voltage is too low.
XSwitch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
XCheck the starter battery and charge it if necessary (Ypage 342).
or
XJump-start the vehicle (Ypage 342).
or
XConsult a qualified specialist workshop.
The engine cannot be
started using the Start/
Stop button. The Smart-
Key is in the vehicle.The vehicle is locked.
XUnlock the vehicle and try to start the vehicle again.
The SmartKey battery is discharged or nearly discharged.
XCheck the SmartKey battery (Ypage 80) and replace it if necessary
(Ypage 80).
If this does not work:
XStart your vehicle with the SmartKey in the ignition lock.
There is interference from a powerful source of radio waves.
XStart your vehicle with the SmartKey in the ignition lock.
You have lost a Smart-
Key.XHave the SmartKey deactivated at a qualified specialist workshop.
XReport the loss immediately to the vehicle insurers.
XIf necessary, have the locks changed as well.
You have lost the
mechanical key.XReport the loss immediately to the vehicle insurers.
XIf necessary, have the locks changed as well.
82SmartKey
Opening and closing 

Limiting the opening angle of the tail-
gate
General notes
!Make sure there is sufficient clearance to
open the tailgate fully when setting the open-
ing angle. The tailgate could otherwise be
damaged. Ideally, set the opening angle out-
side.
Activating
You can limit the opening angle of the tailgate.
This is possible in the top half of its opening
range, up to approximately 4 in (10 cm) before
the stop.
XTo open the tailgate: pull the handle on the
tailgate.
XTo stop the opening procedure at the
desired position: press the closing button in
the tailgate or pull the handle on the outside
of the tailgate again.
XTo save the position: press and hold the
closing button in the tailgate until two short
tones sound.
The opening angle limiter is activated. The
tailgate will now stop in the stored position
when opening.
Deactivating
XPress and hold the closing button in the tail-
gate until you hear a short tone.
Tailgate emergency release
General notes
!The tailgate swings upwards and to the rear
when opened. Therefore, make sure that
there is sufficient clearance above and behind
the tailgate.
The opening dimensions of the tailgate can be
found in the "Vehicle data" section
(
Ypage 390).
If the tailgate can no longer be unlocked:
Rusing the SmartKey, or
Rusing the remote operating switch in the door
control panel:
Use the emergency release.
Opening
XTake mechanical key ;out of the SmartKey
(Ypage 79).
XInsert mechanical key ;or a suitable tool,
e.g. a thin screwdriver, into opening :in the
paneling and push it in.
The tailgate is released.
XOpen the tailgate.
XInsert mechanical key ;into the SmartKey
(Ypage 79).
Side windows
Important safety notes
GWARNING
While opening the side windows, body parts
could become trapped between the side win-
dow and the door frame as the side window
moves. There is a risk of injury.
Make sure that nobody touches the side win-
dow during the opening procedure. If some-
body becomes trapped, release the switch or
pull the switch to close the side window again.
GWARNING
While closing the side windows, body parts in
the closing area could become trapped. There is a risk of injury.
When closing make sure that no parts of the
body are in the closing area. If somebody
becomes trapped, release the switch or press
the switch to open the side window again.
88Side windows
Opening and closing 

Do not keep the SmartKey:
Rwith electronic devices, e.g. a mobile phone
or another SmartKey
Rwith metallic objects, e.g. coins or metal foil
Rinside metallic objects, e.g. a metal case
This can impair the functionality of the KEY-
LESS-GO key.
Do not keep the KEYLESS-GO key in the tem-
perature-controlled cup holder (
Ypage 305).
Otherwise, the KEYLESS-GO key will not be rec-
ognized.
If you lock the vehicle with the SmartKey remote
control or with KEYLESS-GO, after a short time:
Ryou will not be able to switch on the ignition
with the Start/Stop button
Ryou will not be able to start the engine with the
Start/Stop button until the vehicle is
unlocked again
If you lock the vehicle centrally using the button
on the front door (
Ypage 83), you can continue
to start the engine with the Start/Stop button.
The engine can be switched off while the vehicle
is in motion by pressing and holding the Start/
Stop button for three seconds. This function
operates independently of the ECO start/stop
automatic engine switch-off function.
Key positions with KEYLESS-GO
:Start/Stop button
;Ignition lock
As soon as the ignition is switched on, all the
indicator lamps in the instrument cluster light
up. Further information on situations where an
indicator lamp either fails to go out after starting
the engine or lights up while driving
(
Ypage 276).
If Start/Stop button :has not yet been
pressed, this corresponds to the SmartKey
being removed from the ignition.
XTo switch on the power supply: press
Start/Stop button :once.
The power supply is switched on. You can now activate the windshield wipers, for example.
The power supply is switched off again if:
Rthe driver's door is opened and
Ryou press Start/Stop :button twice when in
this position
XTo switch on the ignition: press Start/Stop
button :twice.
The ignition is switched on.
If you press Start/Stop button :once when
in this position, the ignition is deactivated
again.
Removing the Start/Stop button
You can remove the Start/Stop button from the
ignition lock and start the vehicle as normal
using the SmartKey.
It is possible to switch between KEYLESS-GO
mode and key operation only when the trans-
mission is in position j.
XRemove Start/Stop button :from ignition
lock ;.
You d
o not have to remove the Start/Stop but-
ton from the ignition lock when you leave the
vehicle. You should, however, always take the
SmartKey with you when leaving the vehicle. As
long as the SmartKey is in the vehicle:
Rthe vehicle can be started using the Start/
Stop button
Rthe electrically powered equipment can be
operated
Starting the engine
Important safety notes
GWARNING
If children are left unsupervised in the vehicle,
they could:
Ropen the doors, thus endangering other
people or road users.
Rget out and disrupt traffic.
Roperate the vehicle's equipment.
136Driving
Dr iving an d parking 

Specifying and sending the destination
address
XGo to the website http://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 web-
site.
Example:
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 cor-
responding field.
XClick "Send".
Information on specific commands such as
"Address entry" or "Send" can be found on the
website.
Calling up a transmitted destination
address
XTurn the SmartKey to position 2in the igni-
tion lock (Ypage 135).
The transmitted destination address is loaded
into the vehicle's navigation system.
A display message appears, asking whether
navigation should be started.
XSelectYesby turning 3or sliding 1
the controller and confirm with 7.
The system calculates the route and subse-
quently starts the 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 have multiple Mercedes-Benz vehicles
with mbrace and active mbrace accounts:
If multiple vehicles are registered under the
same e-mail address, the destination will be
sent to all the vehicles.
Vehicle remote opening
You can use the vehicle remote unlocking if you
have unintentionally locked your vehicle and a
replacement SmartKey is not available.
The vehicle can then be unlocked by the
Mercedes-Benz Customer Assistance Center.
The vehicle can be immediately unlocked
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 unlocked
remotely.
The vehicle remote unlocking feature is availa-
ble if the relevant mobile phone network is avail-
able and a data connection is possible.
XContact the following service hotlines:
Mercedes-Benz Customer Assistance Center
at 1-800 FOR-MERCEDES (1-800-367-6372)
or 1-866-990-9007
You will be asked for your password.
XReturn to your vehicle at the time agreed upon
with the Mercedes-Benz Customer Assis-
tance Center.
Alternatively, the vehicle can be opened via:
Rthe Internet, under the "Owners Online" sec-
tion
Rtelephone 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 Assistance Center.
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 locked remotely.
The vehicle remote closing feature is available if
the relevant mobile phone network is available
and a data connection is possible.
XContact the following service hotlines:
314Features
Stowage and features 

Information on Roadside Assistance
(Ypage 29).
Downloading routes
Downloading routes allows you to transfer and
save predefined routes in the navigation sys-
tem.
A route can be prepared and sent either by a
customer service representative or under "Own-
ers Online" athttp://www.mbusa.com.
Each route can include up to four way points.
Once a route has been received by the naviga-
tion system, you will see the Do
youwanttostart route guidance? DestinationReceived destination has been savedin "Previous destinations".message on
the multimedia system display.
The route is saved.
XTo start route guidance: selectYes.
An overview of the route is shown in the dis-
play.
If you select No
, the saved route can be called
up later in the navigation menu.
XSelect Start.
Route guidance starts.
Downloaded and saved routes can be called up
again.
Speed alert
You can define the upper speed limit, which
must not be exceeded by the vehicle.
If the vehicle exceeds the set speed, a message
is 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 excee-
ded
Rthe time at which the speed limit was excee-
ded
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. Dif-
ferent settings are possible for each area.
These settings can be called up under "Owners
Online" at http://www.mbusa.com.
Alternatively, you can also trigger an Info call
and notify 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 sec-onds. Afterwards, the alarm switches off.
Garage door opener
General notes
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
Once programed, the integrated garage door
opener in the rear-view mirror will assume the
function of the garage door system's remote
control. Please also read the operating instruc-
tions for the garage door system.
When programming a garage door opener, park
the vehicle outside the garage. Do not run the
engine while programming.
Certain garage door drives are incompatible
with the integrated garage door opener. If you
have difficulty programing the integrated garage
316Features
Stowage and features 

door opener, contact a Mercedes-Benz Service
Center.
Alternatively, you can call the following tele-
phone 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 com-
patible products is also available online at
http://www.homelink.co m.
Notes on the declaration of conformity
(
Ypage 30).
USA: FCC ID: CB2HMIHL4
Canada: IC: 279B-HMIHL4
Important safety notes
GWARNING
When you operate or program the garage door
with the integrated garage door opener, per-
sons in the range of movement of the garage
door can become trapped or struck by the
garage door. There is a risk 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 carbon monoxide. Inhaling
these exhaust gases leads to poisoning. There
is a risk of fatal injury. Therefore never leave
the engine running in enclosed spaces with-
out sufficient ventilation.
Programming
Programming the buttons
Pay attention to the "Important safety notes"
(Ypage 317).
Garage door remote control Ais not included
with the integrated garage door opener.
XTurn the SmartKey to position 2in the igni-
tion lock (Ypage 135).
XSelect one of buttons ;to? to use to con-
trol the garage door drive.
XTo start programming mode: press and
hold one of buttons ;to? on the integrated
garage door opener.
The garage door opener is now in program-
ming mode. After a short time, indicator
lamp :lights up yellow.
Indicator lamp :lights up yellow as soon as
button ;,=or? is stored for the first time.
If the selected button has already been pro-
gramed, indicator lamp :will only light up
yellow after ten seconds have elapsed.
XRelease button ;,=or?. Indicator
lamp :flashes yellow.
XTo program the remote control: point
garage door remote control Atowards but-
tons ;to? on the rear-view mirror at a dis-
tance of 2 to 8 in (5 to 20 cm).
XPress and hold button Bon remote control
A until indicator lamp :lights up green.
When indicator lamp :lights up green: pro-
gramming is finished.
When indicator lamp :flashes green: pro-
gramming was successful. The next step is to synchronize the rolling code (
Ypage 318).
XRelease button Bon remote control Afor
the garage door drive system.
If indicator lamp :lights up red: repeat the
programing procedure for the corresponding
button on the rear-view mirror. When doing
so, vary the distance between remote control
A and the rear-view mirror.
The required distance between remote con-
trol Aand the integrated garage door opener
depends on the garage door drive system.
Features317
Stowage and features
Z