108 Controls in detailLocking and unlocking
This does not apply if, after starting, the
selector lever is still in positionP and
the SmartKey is then inserted in the
starter switch. The SmartKey will then
have priority over the KEYLESS-GO
function and the vehicle’s electrical
system will operate according to the
position of the SmartKey in the starter
switch, even stopping the engine.
If the SmartKey with KEYLESS-GO is
positioned farther away from the vehi-
cle, the system may no longer recog-
nize the SmartKey with KEYLESS-GO.
The vehicle then cannot be locked or
the engine started via the KEYLESS-GO
system.
If the SmartKey with KEYLESS-GO is re-
moved from the vehicle while the en-
gine is running (e.g. if passenger exits
the vehicle with the SmartKey with
KEYLESS-GO), the message
Key not
detected!
will appear in the multifunc-
tion display while driving off.Find the SmartKey or change its
present location immediately (e.g.
place it on the front passenger seat or
insert it in shirt pocket).
Remember that the engine can be
started by anyone with a SmartKey
with KEYLESS-GO that is left inside the
vehicle. If you leave the SmartKey with
KEYLESS-GO behind when exiting and
locking the vehicle, the message
Key
recognized in vehicle!
will appear in
the multifunction display.
Factory setting
Global unlocking
Grasp an outside door handle.
All turn signals flash once. The locking
knobs in the doors move up. The
anti-theft alarm system is disarmed.The vehicle will lock again automatically
and reactivate the alarm system within ap-
proximately 40 seconds of unlocking if
neither a door nor the trunk is opened.
Global locking
Press lock button on an outside door
handle (
page 64) or the trunk lid
(
page 110).
With the trunk and all doors closed, all
turn signals flash three times. The lock-
ing knobs in the doors move down.
The anti-theft alarm system is armed.
i
If the vehicle has been parked for more than
72 hours, you must pull an outside door handle
in order to activate the KEYLESS-GO function.
i
The vehicle could inadvertently unlock if the
SmartKey with KEYLESS-GO is within 3 ft (1 m)
of the vehicle and
an outside door handle is splashed with
water
or
you attempt to clean an outside door handle
114 Controls in detailLocking and unlocking
Closing trunk from inside
automatically*
In vehicles with trunk opening/closing
system* you can close the trunk from
the inside using the remote trunk
opening/ closing* switch.
1Remote trunk opening/closing* switch
(vehicles with trunk opening/closing
system*)
2Indicator lamp
Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the trunk
lid opening when closing the trunk. Be espe-
cially careful when small children are
around.
When leaving the vehicle, always remove the
SmartKey or SmartKey with KEYLESS-GO*
from the starter switch, take it with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.
Warning!
G
Maintain sight of trunk area while operating
door mounted switch. Monitor the closing
procedure carefully to make sure no one is
in danger of being injured.
To interrupt the closing procedure, release
the door mounted remote trunk open-
ing/closing* switch again.
Even with the SmartKey or SmartKey with
KEYLESS-GO* removed from the starter
switch or the SmartKey with KEYLESS-GO*
removed from the vehicle, the remote trunk
opening/closing* switch can be operated.
Therefore, do not leave children unattended
in the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equip-
ment may cause an accident and/or serious
personal injury.
i
If the trunk lid comes into contact with an
object while closing (e.g. luggage that has been
piled too high) in the upper motion sequence, the
closing procedure is stopped and the trunk re-
opens slightly.
115 Controls in detail
Locking and unlocking
Press and hold switch1 until the
trunk is closed.
Indicator lamp2 in the switch goes
out when the trunk is closed.
To interrupt the closing procedure:
Release switch1.Closing trunk from outside
automatically*
In vehicles with trunk opening/closing sys-
tem* you can close the trunk separately
from the outside using the trunk closing
switch.
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 lid opening when closing the trunk.
Be especially careful when small children
are around. To stop the closing procedure,
do one of the following:
Press button Š on the SmartKey or
SmartKey with KEYLESS-GO*.
Press the trunk opening/closing*
switch (on the driver’s door).
Press trunk closing switch.
Press the KEYLESS-GO locking/closing
switch*.
Pull the trunk lid handle.
Even with the SmartKey removed from the
starter switch, the trunk opening/closing*
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.
116 Controls in detailLocking and unlockingVehicles without KEYLESS-GO*1Trunk closing switchVehicles with KEYLESS-GO*1Trunk closing switch
Press trunk closing switch1 briefly.
The trunk closes.
Closing trunk and locking vehicle from
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
Make sure you have the SmartKey with
KEYLESS-GO with you.
Press switch1 briefly.
With the doors closed, the locking
knobs in the doors move down and the
trunk starts to close automatically.
All turn signal lamps flash three times
to confirm locking once the trunk has
closed completely. The anti-theft alarm
system is activated.
119 Controls in detail
Locking and unlocking
Automatic central locking
The doors and the trunk lid lock automati-
cally when the vehicle is set into motion.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.
You can deactivate the automatic locking
using the control system (
page 162).
Locking and unlocking from the inside
You can lock or unlock the vehicle from in-
side using the central locking switches.
This can be useful, for example, if you want
to unlock the passenger door from the in-
side or want to lock the vehicle before
starting to drive.
The central locking switch does not lock or
unlock the fuel filler flap.The switches are located above and be-
tween the center air vents of the air condi-
tioning.
Central locking switches1Locking
2Unlocking
i
The doors unlock automatically after an ac-
cident if the force of the impact exceeds a preset
threshold.
The vehicle locks automatically when the ignition
is switched on and the wheels are turning at ve-
hicle speeds of approximately 9 mph (15 km/h)
or more. You could therefore lock yourself out
when the vehicle
is pushed
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.
Warning!
G
You can open a locked door from inside at
any time. Open door only when conditions
are safe to do so.
128 Controls in detail LightingFor information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 55)
and “Turn signals” (
page 56).
Exterior lamp switch
The exterior lamp switch is located on the
dashboard to the left of the steering wheel.
MOff
Daytime running lamp mode
(
page 130)
UAutomatic headlamp mode
Daytime running lamp mode
(page 130)
CParking lamps (also tail lamps, li-
cense plate lamps, side marker
lamps, instrument panel lamps)Canada only: When the engine is
running, the low beam headlamps
are also switched on.
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)
CIndicator lamp for parking lamps
‡Indicator lamp for front fog lamps
†Indicator lamp for rear fog lamp
i
If you drive in countries where vehicles drive
on the other side of the road than the country in
which the vehicle is registered, you must have
the headlamps modified for symmetrical low
beams. Relevant information can be obtained at
any authorized Mercedes-Benz Center.
i
With 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 the low
beam headlamps are switched on.
The message $
Turn off lamps
appears in
the multifunction display.
129 Controls in detail
Lighting
Manual headlamp mode
The low beam headlamps and parking
lamps can be switched on or off with the
exterior lamp switch (
page 55).
Automatic headlamp mode
The following lamps switch on and off au-
tomatically depending on the brightness of
the ambient light:
Low beam headlamps
Tail lamps
Parking lamps
License plate lamps
Side marker lamps
Turn the exterior lamp switch to posi-
tion U.
With the SmartKey in starter switch
position1 or the KEYLESS-GO
start/stop button pressed once, only
the parking lamps and side marker
lamps will switch on and off automati-
cally.
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.
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.
133 Controls in detail
Lighting
Combination switch
The combination switch is located on the
left of the steering column.Combination switch1High beam
2High beam flasherHigh beam
Turn the exterior lamp switch toB
or toU (
page 128).
Push the combination switch in direc-
tion of arrow1 to switch on the high
beam headlamps.
The high beam indicator lamp A in
the instrument cluster comes on.
Pull the combination switch in direction
of arrow 2 to its original position to
switch off the high beam headlamps.
The high beam indicator lamp A in
the instrument cluster goes out.
High beam flasher
Pull the combination switch briefly in
direction of arrow2.
Hazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the
SmartKey removed from the starter switch
or with the SmartKey with KEYLESS-GO*
removed from the vehicle.
The hazard warning flasher switches on
automatically when an air bag deploys.
The switch is located on the dashboard be-
tween the center air vents.
1Hazard warning flasher switch