2009 MERCEDES-BENZ SLR door lock

102 Controls in detailLocking and unlocking
Opening the trunk
Opening the trunk from the outside
A minimum height clearance of
5.5 ft (1.66 m) is required to open the
trunk lid.
The handle is located above the rear
license plate recess.
1Trunk lock
2Handle The vehicle must be unlocked.

Pull on handle2 and lift the trunk lid.
The trunk can also be opened using
buttonŠ on the SmartKey or from its
inside in an emergency, see “Trunk emer-
gency release” (
page 104).
Opening the trunk from the inside
You can open the trunk from the inside if
the vehicle is stationary.
A minimum height clearance of
5.5 ft (1.66 m) is required to open the
trunk lid.
!
The door windows will not open or close if
the battery is discharged or the door windows
are impeded by ice. In this case open or close
the door with increased caution. Do not attempt
to force the door opened or closed. Doing so
may damage the door seals or the side window.
i
If the vehicle has previously been locked
with the SmartKey, opening a door from the
inside 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.
!
Always make sure that there is sufficient
overhead clearance.

104 Controls in detailLocking and unlockingTrunk 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.The emergency release button unlocks the
trunk while the vehicle is standing still or in
motion.
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.
The emergency release button does not
open the trunk lid if the vehicle battery is
discharged or disconnected.
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.
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 vehicle speeds of approximately
9 mph (15 km/h) or more. You could
therefore lock yourself out when the vehi-
cle is pushed or is on a test stand.
You can deactivate the automatic locking
using the control system (
page 139).
i
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.

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 and the storage
compartments.
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 switches1Locking
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.
i
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 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 detailLightingInterior 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.
i
The interior lighting is factory-set to
automatic mode.
i
If a door remains open, the interior lamps
switch off automatically after approximately
5minutes.

114 Controls in detailInstrument clusterFor 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.
i
The 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.
i
This function is not available in countries
where the daytime running lamp mode is manda-
tory and therefore in a constant mode.
i
For safety reasons, resetting the
Lighting

submenu to factory settings while driving
(
page 129) will not deactivate the daytime
running lamp mode.
You see the following message in the right multi-
function display:
Cannot be fully reset to
factory settings while 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
Function
Page
Fuel consumption statistics since
start
139
Fuel consumption statistics since
last reset
140
Resetting fuel consumption
statistics
140
Distance to empty
140
i
The last function called up will reappear the
next time you enter the trip computer menu.
i
All 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.

196 Controls in detailOpen airOpening and closing the door windows
The door windows are opened and closed
electrically. The switches for the door win-
dows are located on the door sill on the
driver’s side (
page 34). The switch for
the passenger 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 door windows, make sure
there is no danger of anyone being harmed
by the closing procedure.
The closing of the door windows can be im-
mediately 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
t h a t b l o c k s i t s p a t h i n a c i r c u m s t a n c e w h e r e
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
t h a t b l o c k s i t s p a t h i n a c i r c u m s t a n c e w h e r e
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.i
After switching off the ignition (
page 40)
or removing the SmartKey from the starter
switch, the door windows can be operated


until you open a door


for at least 5 minutes if no door was opened