
Declarations of conformity
.................25
Delayed switch-off Exterio rlighting (on-board
computer )...................................... 245
Interior lighting .............................. 245
Diagnostics connection ......................25
Digital speedometer .........................236
DIREC TSELECT lever
see Automatic transmission
Display messages
ASSYS TPLUS ................................ 316
Calling up (on-board computer) .....248
Driving systems ............................. 263
Engine ............................................ 260
General notes ................................ 248
Hiding (on-board computer) ...........248
KEYLESS-GO .................................. 274
Lights ............................................ .257
Safety systems .............................. 249
SmartKey ....................................... 274
Tires ............................................... 269
Vehicle .......................................... .271
Distance recorder ............................. 235
see Odometer
see Trip odometer
Distance warning (warning lamp) ....284
Distance warning function Activating/deactivating .................241
Function/notes ................................ 71
DISTRONIC PLUS
Activating ....................................... 193
Activatio ncondition s..................... 193
Deactivating ................................... 198
Display message ............................ 266
Displays in the multifunction
displa y........................................... 197
Function/notes ............................. 191
Important safety notes ..................192
Setting the specified minimum
distance ......................................... 196
Warning lamp ................................. 284
Doors
Automatic locking (on-board
computer) ...................................... 245
Automatic locking (switch) .............. .89
Central locking/unlocking
(SmartKey) ...................................... .82
Control panel ................................... 39Display message
............................ 272
Emergency locking ........................... 90
Emergency unlocking .......................90
Important safety notes ....................88
Opening (from inside) ......................88
Draft stop ........................................... 106
Drinking and driving .........................184
Drinks holder see Cuph older
Drive program
Automatic ...................................... 176
Display (DIRECT SELECT lever) ......172
Manual .......................................... .176
Manual (vehicles with Sports
package AMG) ............................... 177
Driver's door
see Doors
Driving abroad
Mercedes-Benz Service .................317
Symmetrical low bea m.................. 134
Driving on flooded roads ..................188
Driving safety system BAS PLUS with Cross-Traffic Assist .70
Driving safet ysystems
ABS (Anti-lock Braking System) .......69
ADAPTIVE BRAKE ............................. 76
Adaptive Brake Assist ......................73
BAS (Brake Assist System) ..............69
COLLISION PREVENTION ASSIST ....71
Distance warning function ...............71
Electronic brake force distribution ...75
ESP ®
(Electronic Stability Program) .74
ETS/4ETS (Electronic Traction
System) ........................................... 74
Important safety information ...........68
Overview .......................................... 68
PRE-SAFE ®
Brake ............................ .76
STEER CONTROL ............................. 78
Driving systems
360°camera .................................. 215
Active Blind Spot Assist .................225
Active Driving Assistance package 225
Active Lane Keeping Assist ............228
Active Parking Assist .....................207
ATTENTION ASSIST ........................220
Blind Spot Assist ............................ 221
Cruise control ................................ 1898
Index

L
Lamps see Warning and indicator lamps
Lane Keeping Assist
Activating/deactivating .................242
Display message ............................ 264
Function/informatio n.................... 223
Lane Tracking package .....................221
LATCH-type (ISOFIX) child seat
anchors ................................................ 66
License plate lamp (display
message) ............................................ 258
Light function ,active
Display message ............................ 259
Lighting
Ligh tswitc h................................... 134
Lights
Activating/deactivating the
interio rlighting delayed switch-off .245
Active light function .......................139
Automatic headlamp mode ............135
Cornering light function .................139
Driving abroad ............................... 134
Hazard warning lamps ...................138
High beam flasher .......................... 138
High-beam headlamps ...................138
Low-beam headlamps ....................136
Parking lamps ................................ 136
Rea rfog lamp ................................ 136
Setting the brightness of the
ambient lighting (on-board
computer) ...................................... 244
Setting the brightness of the
display/switch (on-board
computer) ...................................... 244
Setting the color of the ambient
lighting (on-board computer) .........244
Standing lamps .............................. 137
Switching the daytime running
lamps on/off (on-board computer) 244
Switching the exterio rlighting
delayed switch-off on/off (on-
board computer )............................ 245Switching the surround lighting
on/off (on-board computer)
..........245
Turn signals ................................... 137
see Interior lighting
see Replacing bulbs
Light sensor (display message) .......260
Loading guidelines ............................288
Locking see Centra llocking
Locking (doors)
Automatic ........................................ 89
Emergency locking ........................... 90
From inside (central locking
button) ............................................. 89
Locking centrally
see Centra llocking
Locking verification signal (on-
board computer) ............................... 246
Low-beam headlamps Display message ............................ 257
Setting for driving abroad
(symmetrical) ................................. 134
Switching on/off ........................... 136
Luggage cover
see Trunk partition
Lumbar support
Adjusting the 4-way lumbar
support .......................................... 121 M
M+S tires ............................................ 346
Malfunction message see Display messages
Matte finish (cleaning instructions) 320
mbrace Call priority .................................... 301
Display message ............................ 252
Downloading destinations
(COMAND) ..................................... 301
Downloading route s....................... 304
Emergency call .............................. 298
General notes ................................ 297
Geo fencing ................................... 305
Locating astolen vehicl e............... 303
MB info call button ........................300
Remote vehicle locking ..................303
Roadside Assistance button ..........299 12
Index

If you do not open the vehicle within
approximately 40 seconds of unlocking:
R
the vehicle is locked again.
R the theft deterrent locking system is
armed again.
X To lockc entrally:press the 000Dbutton.
The SmartKey centrally locks/unlocks:
R the doors
R the trunk lid
R the fuel filler flap
The tur nsignals flash onc ewhen 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 (Y page 246).
When it is dark, the surround lighting also
comes on if it is activated in the on-board
computer (Y page 245). KEYLESS-GO
General notes Bear in mind that the engine can be started
by any of the vehicle occupants if there is a
KEYLESS-GO key in the vehicle.
Locking/unlocking centrally You can start, lock or unlock the vehicle using
KEYLESS-GO. To do this, you only need carry
the SmartKey with you. You can combine the
functions of KEYLESS-GO with those of a
conventional SmartKey. Unlock the vehicle
by using KEYLESS-GO, for instance, and lock
it using the 000Dbutton on the SmartKey.
When locking or unlocking with KEYLESS-GO,
the distance between the SmartKey and the
corresponding door handle must not be
greater than 3 ft (1 m). Ac
heck which periodically establishes a radio
connection between the vehicle and the
SmartKey determines whether a valid
SmartKey is in the vehicle. This occurs, for
example:
R when the external door handles are
touched
R when starting the engine
R while the vehicle is in motion X
To unlock the vehicle: touch the inner
surface of the door handle.
X To lock the vehicle: touch sensor
surface 0002.
X Convenience closing feature: touch
recessed sensor surface 0003for an
extended period.
Further information on the convenience
closing feature (Y page 97).
X To unlock the trunk lid: pull the handle on
the trunk lid.
The vehicle only unlocks the trunk lid. Changing the settings of the locking
system
You can change the settings of the locking
system. This means that only the driver's door
and the fuel filler flap are unlocked when the
vehicle is unlocked. This is useful if you
frequently travel on your own.
X To change the setting: press and hold
down the 000Eand000D buttons on the
SmartKey simultaneously for SmartKey
83Opening and closing Z

Problem Possible causes/consequences and
0001 Solutions
You have lost the
mechanical key. X
Report the loss immediately to the vehicle insurers.
X If necessary, have the locks changed as well. The engine cannot be
started using the
SmartKey. The on-board voltage is too low.
X
Switch off non-essential consumers, e.g. seat heating or interior
lighting, and try to start the engine again.
If this does not work:
X Check the starter battery and charge it if necessary
(Y page 332).
or
X Jump-start the vehicle (Y page 334).
or
X Consult a qualified specialist workshop. The engine cannot be
started using KEYLESS-
GO. The SmartKey is in
the vehicle. The vehicle is locked.
X
Unlock the vehicle and try to start the vehicle again. There is interference from a powerful source of radio waves.
X
Start your vehicle with the SmartKey in the ignition lock. Doors
Important safety notes
G
WARNING
If children are left unsupervised in the vehicle,
they could:
R open the doors, thus endangering other
people or road users.
R get out and disrupt traffic.
R operate the vehicle's equipment.
Additionally, children could set the vehicle in
motion if, for example, they:
R release the parking brake.
R shifting the automatic transmission out of
park position P
R Start 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.
G
WARNING
If persons, particularly children are subjected
to prolonged exposure to extreme heat or
cold, there is a risk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
You should preferably place luggage or loads
in the cargo compartment. Observe the
loading guidelines (Y page 288). Unlocking and opening doors from
the inside
! The side windows will not open/close if
the battery is discharged or if the side
windows have iced up. It will then not be
possible to close the door. Do not attempt
to force the door closed. You could 88
DoorsOpening and closing

otherwise damage the door or the side
window.
You can open a door from inside the vehicle
even if it has been locked. If the vehicle has
been locked with the SmartKey or with
KEYLESS-GO, opening adoor from the inside
will trigger the anti-theft alarm system.
Switch off the alarm (Y page 78).X
To unlock a front door: pull door
handle 0003.
Locking knob 0002pops up.
The door is unlocked and can be opened.
X To open a front door: pull door
handle 0003.
X To unlock a rear door: pull up locking
knob 0002.
The door is unlocked and can be opened.
X To open a rear door: pull door handle0003.
i When a door is opened, the side window
on that side opens slightly. When the door
is closed, the side window closes again. Centrally locking and unlocking the
vehicle from the inside
You can centrally lock or unlock the vehicle
from the inside. X
To unlock: press button 0002.
X To lock: press button 0003.
If all the doors are closed, the vehicle locks.
Meanwhile, the fuel filler flap will not be
locked or unlocked.
You cannot unlock the vehicle centrally from
the inside if the vehicle has been locked with
the SmartKey or KEYLESS-GO.
You can open a door from inside the vehicle
even if it has been locked.
If the vehicle has been locked using the
locking button for the central locking, or has
been locked automatically, and a door is
opened from the inside:
R the vehicle will be fully unlocked if it had
previously been fully unlocked
R only the door which has been opened form
the inside is unlocked if only the driver's
door had been previously unlocked Automatic locking feature Doors
89Opening and closing Z

X
To deactivate: press and hold button 0002
for abou tfive seconds until a tone sounds.
X To activate: press and hold button 0003for
about five seconds until a tone sounds.
i If you press one of the two buttons and
do not hear a tone, the relevant setting has
already been selected.
The vehicle is locked automatically when the
ignition is switched on and the wheels are
turning.
You could therefore lock yourself out if:
R the vehicle is being pushed.
R the vehicle is being towed.
R the vehicle is on a roller dynamometer.
You can also switch the automatic locking
function on and off using the on-board
computer (Y page 245). Unlocking the driver's door
(mechanical key)
If the vehicle can no longer be unlocked with
the SmartKey, use the mechanical key.
X Take the mechanical key out of the
SmartKey (Y page 84).
X Insert the mechanical key into the lock of
the driver's door as far as it will go. 0006
To unlock X
Turn the mechanical key counter-clockwise
to position 0006.
The door is unlocked.
X Turn the mechanical key back and remove
it.
X Insert the mechanical key into the
SmartKey.
If you use the mechanical key to unloc kand
open the driver's door, the anti-thef talarm
system will be triggered ( Ypage 78). Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
X Open the driver's door.
X Close the front-passenger door and the
trunk lid.
X Press the locking button (Y page 89).
X Check whether the locking knob on the
front-passenger door is still visible. If
necessary, press the locking knob down by
hand (Y page 88).
X Close the driver's door.
X Take the mechanical key out of the
SmartKey (Y page 84).
X Insert the mechanical key into the lock of
the driver's door as far as it will go. 0006
To lock
X Turn the mechanical key clockwise as far
as it will go to position 0006.
X Turn the mechanical key back and remove
it. 90
DoorsOpening and closing

X
Make sure that the doors and the trunk lid
are locked.
X Insert the mechanical key into the
SmartKey. Trunk
Important safety notes
G
WARNING
Combustion engines emit poisonous exhaust
gases such as carbon monoxide. Exhaust
gases can enter the vehicle interior if the
trunk lid is open when the engine is running,
especially if the vehicle is in motion. There is
a risk of poisoning.
Always switch off the engine before opening
the trunk lid. Never drive with the trunk lid
open. G
WARNING
If persons, particularly children are subjected
to prolonged exposure to extreme heat or
cold, there is a risk of injury, possibly even
fatal. Never leave children unattended in the
vehicle.
! The trunk lid swings upwards when
opened. Therefore, make sure that there is
sufficient clearance above the trunk lid.
i Opening dimensions of the trunk lid
(Y page 390).
You should preferably place luggage or loads
in the cargo compartment. Observe the
loading guidelines (Y page 288).
Do not leave the SmartKey in the trunk. You
could otherwise lock yourself out.
The trunk lid can be:
R opened and closed manually from outside
R opened automatically from outside
R opened automatically from inside
R locked separately
R opened with the emergency release button
R unlocked with the mechanical key Trunk lid reversing feature
The trunk lid is equipped with an automatic
reversing feature. It reacts if a solid object
obstructs or restricts the trunk lid during the
closing procedure. The trunk lid opens again
automatically .The automatic reversing
feature is only an aid and is not a substitute
for your attentiveness to the trunk lid while it
is closing. G
WARNING
The reversing feature does not react:
R to soft, light and thin objects, e.g. small
fingers
R over the last 1/3 in(8 mm) of the closing
movement
This means that the reversing feature cannot
prevent someone being trapped in these
situations. There is a risk of injury.
Make sure that no body parts are in close
proximity during the closing procedure.
If somebody becomes trapped:
R press the 0005button on the SmartKey, or
R press the remote operating switch on the
driver's door, or
R press the closing or locking button on the
trunk lid, or
R pull on the trunk lid handle Opening/closing from outside
Opening Trunk
91Opening and closing Z

the engine running in enclosed spaces
withou tsufficient ventilation. G
WARNING
Flammable materials introduced through
environmental influence or by animals can
ignite if in contact with the exhaust system or
parts of the engine that heat up. There is a risk
of fire.
Carry out regular checks to make sure that
there are no flammable foreign materials in
the engine compartment or in the exhaust
system.
! Do no tdepress the accelerator pedal
when starting the engine.
General notes i
The catalytic converter is preheated for
up to 30 seconds after a cold start. The
sound of the engine may change during this
time.
Automatic transmission X
Shift the transmission to position P.
The transmission position display in the
multifunction display shows P.
i You can also start the engine when the
transmission is in position N.
Starting procedure with the SmartKey i
To start the engine using the SmartKey
instead of KEYLESS-GO, pull the Start/
Stop button out of the ignition lock.
X Turn the SmartKey to position 3in the
ignition lock (Y page 165)and release it as
soo nas the engine is running.
Using KEYLESS-GO to startt he enginei
The Start/Stop button can be used to
start the vehicle without inserting the
SmartKey into the ignition lock. The Start/
Stop button must be inserted in the ignition lock and the SmartKey must be in the
vehicle.
X Depress the brake pedal and keep it
depressed.
X Press the Start/Stop button once
(Y page 165).
The engine starts. Pulling away
Automatic transmission G
WARNING
If the engine speed is above the idling speed
and you engage transmission position Dor
R, the vehicle could pull away suddenly .There
is a risk of an accident.
When engaging transmission position Dor R,
always firmly depress the brake pedal and do
not simultaneously accelerate.
! If a warning tone sounds and the
Release Park. Brake message appears
in the multifunction display, the parking
brake is still applied. Release the parking
brake.
X Depress the brake pedal and keep it
depressed.
X Shift the transmission to position Dor R.
X Release the parking brake (Y page 183).
X Release the brake pedal.
X Carefully depress the accelerator pedal.
i It is only possible to shift the transmission
from position Pto the desired position if
you depress the brake pedal. Only then is
the parking lock released. If you do not
depress the brake pedal, you can move the
DIRECT SELECT lever but the parking lock
remains engaged.
i The vehicle locks centrally once you have
pulled away.T he locking knobs in the doors
drop down.
You can open the doors from the inside at
any time. Driving
167Driving and parking Z