126 Controls in detailLocking and unlockingClosing the trunk and locking the vehi-
cle from the outside (vehicles with
KEYLESS-GO*)
In vehicles with trunk opening/closing sys-
tem* and KEYLESS-GO, you can close the
trunk and lock the vehicle simultaneously
from the outside using the KEYLESS-GO
locking/closing switch.
1KEYLESS-GO locking/closing switch
You can close the trunk and lock the vehi-
cle simultaneously.
Make sure you have the SmartKey with
KEYLESS-GO with you.
Press switch1 briefly.
The trunk closes.
All turn signal lamps flash three
times.
The locking knobs in the doors
move down.
The anti-theft alarm system is
armed.
If the trunk lid comes into contact with an
object while closing (e.g. luggage that has
been piled too high), the closing procedure
is stopped and the trunk reopens slightly.
iYou can also close the trunk by hand.iTo prevent a possible inadvertent lock-
out, the trunk will open automatically if
a SmartKey with KEYLESS-GO is recog-
nized inside the vehicle or in the trunk.
Warning!
G
Monitor the closing procedure carefully to
make sure no one is in danger of being in-
jured. To prevent possible personal injury,
always keep hands and fingers away from
the trunk opening when closing the trunk.
Be especially careful when small children
are around. To stop the closing procedure,
do one of the following:
press KEYLESS-GO locking/closing
switch1 (
page 126)
press trunk closing switch (
page 124)
press button Š on the SmartKey with
KEYLESS-GO
press the remote trunk switch (on the
driver’s door) (
page 120)
127 Controls in detail
Locking and unlocking
Trunk emergency release
With the emergency release button, the
trunk can be opened from inside the trunk.
The emergency release button is located
on the inside of the trunk lid.
1Emergency release button
Briefly press emergency release
button1.
The trunk unlocks and the trunk opens.
Illumination of the emergency release but-
ton:
The button will flash for 30 minutes af-
ter opening the trunk.
The button will flash for 60 minutes af-
ter closing the trunk.
Even with the SmartKey with KEYLESS-GO
removed from the vehicle, the locking/clos-
ing switch can be operated. Therefore do
not leave children unattended in the vehicle,
or with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause an accident and/or serious personal
injury.Warning!
G
Only drive with the trunk closed as, among
other dangers such as blocked visibility, ex-
haust fumes may enter the vehicle interior.
iThe emergency release button unlocks
and opens the trunk while the vehicle is
standing still or in motion.iThe emergency release button does
not open the trunk, if the vehicle bat-
tery is discharged or disconnected.
128 Controls in detailLocking and unlocking
Valet locking
1Neutral position
2Locked
Close the trunk (
page 122).
Pull the mechanical key out of the
SmartKey (
page 426).
Insert the mechanical key in the trunk
lid lock.
Turn the mechanical key clockwise to
position 2 to lock the trunk.
The trunk remains locked even when the
vehicle is centrally unlocked.
Insert the mechanical key in the trunk
lid lock.
Turn the mechanical key counterclock-
wise to neutral position 1 to unlock
the trunk.
You can now open the trunk
(page 120).
iIf the emergency release button is
pressed and the vehicle was centrally
locked using the SmartKey, the exterior
lamps will flash and the alarm will
sound as the trunk opens.
To cancel the alarm, do one of the
following:
Insert the SmartKey in the starter
switch.
Press button Œ or ‹ on the
SmartKey.
In vehicles with KEYLESS-GO*
Pull an outside door handle.
The SmartKey with KEYLESS-GO
must be within 3 ft (1 m) of the ve-
hicle.
Press the KEYLESS-GO* start/stop
button (
page 37).
The SmartKey with KEYLESS-GO
must be inside the vehicle.
iTo deny any unauthorized person ac-
cess to the trunk, e.g. when you valet
park the vehicle, lock it separately with
the mechanical key. Leave only the
SmartKey or SmartKey with
KEYLESS-GO* less its mechanical key
with the vehicle.
iYou can only cancel the separate trunk
locking mode by means of the
mechanical key.
129 Controls in detail
Locking and unlocking
Automatic central locking
The doors and the trunk automatically lock
when the ignition is switched on and the
wheels are turning at vehicle speeds of ap-
proximately 9mph (15km/h) or more.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.For more information on towing the vehi-
cle, see the “Practical hints” section
(
page 457).
You can deactivate the automatic locking
mode using the control system
(page 174).
Locking and unlocking from the inside
You can lock or unlock the doors and the
trunk from inside using the central locking
switch. This can be useful, for example, if
you want to lock the vehicle before starting
to drive.
The fuel filler flap cannot be locked or un-
locked with the central locking switch.
iThe doors unlock automatically after an
accident if the force of the impact ex-
ceeds a preset threshold.
The vehicle automatically locks when
the ignition is switched on and the
wheels are turning at vehicle speeds of
approximately 9 mph (15 km/h) or
more. You could therefore lock yourself
out when the vehicle
is pushed or towed
is on a test stand
Warning!
G
When leaving the vehicle, always remove the
SmartKey or the SmartKey with
KEYLESS-GO* from the starter switch, take
it with you, and lock the vehicle. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause an accident and/or serious personal
injury.
130 Controls in detailLocking and unlockingThe switch is located in the center console.Central locking switch1Locking
2UnlockingLocking
Press lower half 1 of the central lock-
ing switch.
If all doors are closed, the vehicle
locks.
Unlocking
Press upper half2 of the central lock-
ing switch.
The vehicle unlocks.
iYou can open a locked door from the
inside. Open door only when conditions
are safe to do so.
If the vehicle was previously centrally
locked using the SmartKey, it will not
unlock using the central locking switch.
If the vehicle was previously locked
with the central locking switch.
while in the selective remote con-
trol mode, only the front door
opened from the inside is unlocked.
while in the global remote control
mode, the vehicle is unlocked com-
pletely when a front door is opened
from the inside.
134 Controls in detailSeatsDrive - Dynamic seat* with multicon-tour features
The Drive - Dynamic seat automatically ad-
justs the lateral support provided by the
backrest to your driving style.
The Drive - Dynamic seat electronically
controls the air pressure in the air cham-
bers of the backrest side bolsters. This
function improves driving comfort and
pleasure.
In addition, the Drive-Dynamic seat has a
movable seat cushion and inflatable air
cushions built into the backrest to provide
additional lumbar and side support.
The seat cushion movement, backrest
cushion height and curvature can be con-
tinuously varied with switches on the right
side of the seat on the driver side, or the
left side of the seat on the passenger side
after turning the SmartKey in the starter
switch to position2 or pressing the KEY-
LESS-GO* start/stop button twice.1Backrest center
2Backrest bottom
3Seat cushion depth
4Activate drive dynamic function
5Backrest side bolsters
6Massage function
Switch on the ignition (
page 36).Multicontour features
Seat cushion depth
Adjust the seat cushion depth to the
length of your upper leg using
switch3.
Backrest contour
Move the backrest support to the bot-
tom by using button2 or to the center
by using button1.
Adjust the contour of the backrest to
the desired position using æ or
ç.
Backrest side bolsters
Adjust the side bolsters so that they
provide good lateral support using
switch5.
141 Controls in detail
Lighting
Lighting
For information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 54)
and see “Turn signals” (
page 55).
Exterior lamp switch
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.Exterior lamp switchMOff
Daytime running lamp mode
(
page 142)
UAutomatic headlamp mode
Daytime running lamp mode
(page 142)
CParking lamps (also tail lamps, li-
cense plate lamps, side marker
lamps, instrument panel lamps)BLow beam headlamps (or high
beam headlamps when the combi-
nation switch is pushed forward)
and parking lamps
ˆStanding lamps, right (turn left one
stop)
‚Standing lamps, left (turn left two
stops)
‡Indicator lamp for front fog lamps
†Indicator lamp for rear fog lamp
iIf you drive in countries where vehicles
drive on the other side of the road than
the country where the vehicle is regis-
tered, you must have the headlamps
modified for symmetrical low beams.
Relevant information can be obtained
at your authorized Mercedes-Benz
Center.iVehicles equipped with active Bi-Xe-
non* headlamps:
The active Bi-Xenon headlamps moni-
tor your steering angle and driving
speed, then automatically shift their
beams to either side to better follow
the curvature of the road ahead, in-
creasing usable illumination over con-
ventional headlamps.
iWith the SmartKey removed from the
starter switch or the engine turned off
with KEYLESS-GO* and the driver’s
door open, a warning sounds if the
parking lamps or low beam headlamps
are switched on.
The message
Switch off lamps
appears in the multifunction display.
142 Controls in detailLightingManual headlamp mode
The low beam headlamps and the parking
lamps can be switched on and off with the
exterior lamp switch.
Automatic headlamp mode
The following lamps switch on and off au-
tomatically depending on the brightness of
the ambient light:
Low beam headlamps
Tail and parking lamps
License plate lamps
Side marker lamps
Turn exterior lamp switch to
positionU.
With the SmartKey in starter switch
position1 or the KEYLESS-GO* start/stop
button pressed once, only the parking
lamps will switch on and off automatically.When the engine is running, the low beam
headlamps, the tail and parking lamps, the
license plate lamps, and the side marker
lamps will switch on and off automatically.
Daytime running lamp mode
Turn the exterior lamp switch to
positionM orU.
When the engine is running, the low
beam headlamps are automatically
switched on.
In low ambient light conditions, the fol-
lowing lamps will switch on additional-
ly:
Tail and parking lamps
License plate lamps
Side marker lamps
For nighttime driving you should turn the
exterior lamp switch to positionB to
permit activation of the high beam head-
lamps.
Warning!
G
If the exterior lamp switch is set toU,
the headlamps may switch off unexpect-
edly when the system senses bright am-
bient light, for example light from
oncoming traffic.
the headlamps will not be automatically
switched on under foggy conditions.
To minimize risk to you and to others, acti-
vate headlamps by turning exterior lamp
switch to B when driving or when traffic
and/or ambient lighting conditions require
you to do so.
In low ambient lighting conditions, only
switch from position U to B with the
vehicle at a standstill in a safe location.
Switching from U to B will briefly
switch off the headlamps. Doing so while
driving in low ambient lighting conditions
may result in an accident.
The automatic headlamp feature is only an
aid to the driver. The driver is responsible for
the operation of the vehicle’s lights at all
times.