104 Controls in detail
Locking and unlocking
Trunk emergency release
The emergency release button is located
on the inside of the trunk lid.
With the emergency release button, the
trunk can be opened from inside the trunk.
Emergency release button
Briefly press emergency release
button.
The trunk unlocks and the trunk lid
opens slightly.
Push up the trunk lid to fully open.Illumination of the emergency release
button:
The button will flash for 30 minutes
after opening the trunk.
The button will flash for 60 minutes
after closing the trunk.
Automatic locking
The doors and the trunk lock automatically
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 139).
iThe emergency release button unlocks the
trunk while the vehicle is standing still or in mo-
tion.
iThe emergency release button does not
open the trunk lid if the vehicle battery is dis-
charged or disconnected.
If the vehicle has previously been locked from
the outside with the SmartKey, opening the trunk
from the inside using the emergency release
button will trigger the anti-theft alarm system.
To cancel the alarm, do one of the following:
Press buttonŒ or‹ on the
SmartKey.
Insert the SmartKey in the starter switch.
iThe 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
105 Controls in detail
Locking and unlocking
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.
You can open a locked door from the in-
side. Open door only when conditions are
safe to do so.The switches are located on the upper part
of the center console.
Central locking switches
1Locking
2UnlockingLocking
Press central locking switch1.
If all the doors are closed, the vehicle
locks.
Unlocking
Press central locking switch2.
The vehicle unlocks.
Warning!G
When leaving the vehicle, always remove the
SmartKey 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. A child’s
unsupervised access to a vehicle could
result in an accident and/or serious
personal injury.
iIf 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 global remote control mode, the
complete vehicle is unlocked when a door is
opened from the inside
while in the selective remote control mode,
only the door opened from the inside is
unlocked
112 Controls in detail
Lighting
Interior lighting
The controls are located in the overhead
control panel.
1Left-hand reading lamp on/off
2Right-hand reading lamp on/off
3Interior lighting on/off
4Automatic control on/offAutomatic control
Deactivating
Slide switch4 to the right.
The interior lighting and the entry/exit
lamps remain switched off in darkness,
even when you
unlock the vehicle
open a door
remove the SmartKey from the
starter switchActivating
Slide switch 4 to the left.
Interior lamps switches on in darkness
when you
unlock the vehicle
open a door
remove the SmartKey from the
starter switch
In addition, the entry/exit lamps in the
door come on when you open a door.
The interior lighting switches off auto-
matically following a preset time delay.
For more information, see “Setting in-
terior lighting delayed switch-off”
(
page 137).
!An interior lamp switched on manually does
not go out automatically.
Leaving an interior lamp switch in the ON posi-
tion for extended periods of time with the engine
turned off could result in a discharged battery.
iThe interior lighting is factory-set to
automatic mode.
iIf a door remains open, the interior lamps
switch off automatically after approximately
5minutes.
114 Controls in detail
Instrument cluster
For a full view illustration of the instrument
cluster, see “Instrument cluster”
(
page 28).
1Reset button
The instrument cluster is activated when
you
open a door
switch on the ignition
press the reset button1
switch on exterior lampsOpening a door will activate the instrument
cluster only for about 30 seconds.
You can change the instrument cluster
settings in the Instrument cluster submenu
of the control system (
page 132).Adjusting instrument cluster
illumination
Use the reset button1 to adjust the illu-
mination brightness for the instrument
cluster and the switches on the center
console.
To brighten illumination
Turn the reset button1 clockwise.
The instrument cluster illumination will
brighten.
To dim illumination
Turn the reset button1 counterclock-
wise.
The instrument cluster illumination will
dim.
Warning!G
No messages will be displayed if either the
instrument cluster or the multifunction
display is inoperative.
As a result, you will not be able to see infor-
mation about your driving conditions, such
as speed or outside temperature, warn-
ing/indicator lamps, malfunction/warning
messages or the failure of any systems.
Driving characteristics may be impaired.
If you must continue to drive, do so with
added caution. Visit an authorized
Mercedes-Benz Center as soon as possible.
iThe instrument cluster illumination is
dimmed or brightened to suit ambient light
conditions.
135 Controls in detail
Control system
Setting daytime running lamp mode
(USA only)
Move the selection marker with button
æ or ç to the
Lighting sub-
menu.
Press button j or k repeatedly
until you see this message in the left
multifunction display:
Light circuit
Headlamp mode
.
The selection marker is on the current
setting.
Press buttonæ orç to select
manual operation (
Manual) or daytime
running lamp mode (
Constant)
activated.With daytime running lamp mode activated
and the exterior lamp switch in
positionM orU, the low beam
headlamps are switched on when the
engine is running.
In low ambient light conditions the
following lamps will switch on additionally:
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
For more information on the daytime
running lamp mode, see “Daytime running
lamp mode” (
page 108).Setting locator lighting
With the locator lighting feature activated
and the exterior lamp switch in
positionU, the following lamps will
switch on during darkness when the
vehicle is unlocked with the SmartKey:
Parking lamps
Tail lamps
License plate lamps
Side marker lamps
Front fog lamps
The locator lighting switches off when the
driver’s door is opened.
If you do not open a door after unlocking
the vehicle with the SmartKey the lamps
will switch off automatically after approxi-
mately 40 seconds.
iThis function is not available in countries
where the daytime running lamp mode is manda-
tory and therefore in a constant mode.
iIf you turn the exterior lamp switch to anoth-
er position, the corresponding lamp(s) will
switch on.
For safety reasons, resetting the
Lighting sub-
menu to factory settings (
page 129) will not
reset the daytime running lamp mode.
The following message appears in the right multi-
function display:
Cannot be fully reset to
factory settings when driving
.
139 Controls in detail
Control system
Setting automatic locking
Use this function to activate or deactivate
the automatic central locking. With the
automatic central locking system
activated, the vehicle is centrally locked at
vehicle speeds of approximately
9mph(15km/h).
Move the selection marker with button
æ or ç to the
Vehicle submenu.
Press button j or k repeatedly
until you see the following message in
the left multifunction display:
Automatic door lock.
The selection marker is on the current
setting.
Press button æ or ç to switch
Automatic door lock On or Off.
Trip computer menu
Use the trip computer menu to call up
statistical data on your vehicle.
The following information is available:Fuel consumption statistics since start
Press button ÿ or è repeatedly
until you see the first function of the
trip computer menu.
Press button j or k repeatedly
until you see the following message in
the left multifunction display:
From
start
.
1Distance driven since start
2Average speed since start
3Time elapsed since start
4Average fuel consumption since start
FunctionPage
Fuel consumption statistics since
start139
Fuel consumption statistics since
last reset140
Resetting fuel consumption
statistics140
Distance to empty140
iThe last function called up will reappear the
next time you enter the trip computer menu.
iAll statistics stored since the last engine
start will be reset approximately 4 hours after
the SmartKey in the starter switch is turned to
position0 or removed from the starter switch.
Resetting will not occur if you turn the SmartKey
back to position1 or2 within this time period.
199 Controls in detail
Power windows
Power windows
Opening and closing the windows
The door windows are opened and closed
electrically. The switches for the windows
are located on the door sill on the driver’s
side (
page 34). The switch for the pas-
senger side is located on the door sill on
the passenger side.
1Left window
2Right window
Switch on the ignition (page 40).
Warning!G
When closing the windows, make sure there
is no danger of anyone being harmed by the
closing procedure.
The closing of the windows can be immedi-
ately halted by releasing the switch or, if
switch was pulled past the resistance point
and released, by either pressing or pulling
the respective switch.
If the window encounters an obstruction
that blocks its path in a circumstance where
you pulled the switch past the resistance
point and released it to close the window,
the automatic reversal function will stop the
window and open it slightly.
If the window encounters an obstruction
that blocks its path in a circumstance where
you are closing the window by pulling and
holding the switch, or by pressing and hold-
ing button‹ on the SmartKey, or by
pressing and holding the ,button on the
climate control panel, the automatic
reversal function will not operate.
When leaving the vehicle, always remove the
SmartKey from 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. A child’s
unsupervised access to a vehicle could
result in an accident and/or serious
personal injury.
iDepending on the current position, the win-
dows may also open or close when the air recir-
culation button, on the control panel of the
automatic climate control (
page 188) is
pressed and held.
iAfter switching off the ignition (page 40)
or removing the SmartKey from the starter
switch, the windows can be operated
until you open a door
for at least 5 minutes if no door was opened
200 Controls in detail
Power windows
Opening the windows
Press switch1 or2 to the resistance
point.
The corresponding window will move
downwards until you release the
switch.
Closing the windows
Pull switch1 or2 to the resistance
point.
The corresponding window will move
upwards until you release the switch.Fully opening the windows
(Express-open)
Press switch1 or2 past the
resistance point and release.
The corresponding window opens
completely.
Fully closing the windows
(Express-close)
Pull switch1 or2 past the
resistance point and release.
The corresponding window closes
completely.Stopping the windows
Press or pull respective switch again.
Warning!G
If you pull and hold the switch up when
closing the window, and upward movement
of the window is blocked by some obstruc-
tion including but not limited to arms, hands,
fingers, etc., the automatic reversal will not
operate.
Warning!G
Driver’s door only:
If within 5 seconds you again pull the switch
past the resistance point and release, the
automatic reversal will not function.
!If the upward movement of the window is
blocked during the closing procedure, the
window will stop and open slightly.
Remove the obstruction, pull the switch again
past the resistance point and release.
If the window still does not close when there is
no obstruction, then pull and hold the switch
again. The window will then close without the
obstruction sensor function.