2008 MERCEDES-BENZ GL450 Owner's Manual

176 Controls in detail
Control system
Setting locator lighting
With the locator lighting feature activated,
the exterior lamp switch in positionU
(
page 143) and the interior lighting in au-
tomatic mode (
page 150), the following
lamps will switch on during darkness when
the vehicle is unlocked using buttonŒ
on the SmartKey or SmartKey with
KEYLESS-GO:

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
approximately 40 seconds.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until the message
Surround Lighting
Function
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the locator lighting function
On orOff.
Turn the exterior lamp switch to
positionU when exiting the vehicle.
The locator lighting feature is
activated.Setting night security illumination
(Headlamps delayed shut-off)
Use this function to set whether you would
like the exterior lamps to remain on for
15 seconds during darkness after exiting
the vehicle and closing all doors.
With the headlamps delayed shut-off
feature activated and the exterior lamp
switch in positionU before the engine
is turned off, the following lamps will
switch on when the engine is turned off:

Parking lamps

Tail lamps

License plate lamps

Side marker lamps

Front fog lamps
If after turning off the engine you do not
open a door or do not close an opened
door, the lamps will automatically switch
off after 60 seconds.
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177 Controls in detail
Control system
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until the message
Headlamp Delayed
Shut-off
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the headlamps delayed shut-off feature
On or Off.
Turn the exterior lamp switch to
positionU before turning off the
engine.
The headlamps delayed shut-off
feature is activated.
You can temporarily deactivate the
headlamps delayed shut-off feature:
Before exiting the vehicle, turn the
SmartKey in the starter switch to
position0.
Then turn it to position2 and back
to0.
The headlamps delayed shut-off
feature is deactivated. It will reactivate
as soon as you reinsert the SmartKey in
the starter switch.
Vehicles with KEYLESS-GO*:
Press KEYLESS-GO start/stop button
in the starter switch (
page 43).Setting interior lighting delayed shut-off
Use this function to set whether you would
like the interior lighting to remain on for
10 seconds during darkness after you have
removed the SmartKey from the starter
switch.
Move the selection marker with
buttonæ orç to the
Lighting
submenu.
Press buttonj ork repeatedly
until the message
Interior Lighting
Delayed Shut-off
appears in the
multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the interior lighting delayed shut-off
feature
On orOff.
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178 Controls in detail
Control system
Vehicle submenu
Access the
Vehicle submenu via the
Settings menu. Use the Vehicle submenu
to make general vehicle settings.
The following functions are available:Compass adjustment
This function is not available if your vehicle
is equipped with the COMAND system and
navigation module*.
Determine your location on the basis of the
following zone maps.
Zone map North AmericaZone map South America
Press buttonæ orç to move
the selection marker to the
Vehicle
submenu.
FunctionPage
Compass adjustment178
Compass calibration179
Audio search function180
Setting automatic central
locking180
Limiting opening height of
tailgate*181
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179 Controls in detail
Control system
Press buttonj ork repeatedly
until the message
Compass Setting
Zone
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to set the
respective compass zone.
For information on how to call up the
compass, see “Compass” (
page 344).Compass calibration
This function is not available if your vehicle
is equipped with the COMAND system and
navigation module*.
In order to calibrate the compass properly,
mind the following:

Calibrate the compass in open terrain.
Nearby buildings, bridges, power lines
and large antenna masts, for example,
could impair compass calibration.

Switch off electrical consumers (e.g.
climate control, windshield wipers, or
rear window defroster).

Close all doors and the tailgate.
Start the engine (page 56).
Press buttonæ orç to move
the selection marker to the
Vehicle
submenu.
Press buttonj ork repeatedly
until the message
Compass Calibration appears in the
multifunction display.
The selection marker is on setting
switched Off.
Press buttonæ to set the selection
marker to
Start.
The following message appears in the
multifunction display:
Compass Calibration Active
Please drive in a full circle.
iMake sure you are in area where you can
drive a full circle with your vehicle without dis-
turbing traffic in order to calibrate the compass.

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180 Controls in detail
Control system
Drive a full circle at a vehicle speed of
between 3 mph and 6 mph (5 km/h
and 10 km/h).
When calibration was successful, the
following message appears in the mul-
tifunction display:
Compass Calibration
Completed Successfully
Audio search function
Use of the Audio search function to select
a radio station will enable you to start a
frequency scan (
Frequency) (page 164)
or select a radio station stored in memory
(
Memory).
Move the selection marker with
buttonæ orç to the
Vehicle
submenu.
Press buttonj ork repeatedly
until the message
Audio Search
Function
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to select
Frequency or Memory.Setting automatic central 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 9 mph
(15 km/h).
Move the selection marker with
buttonæ orç to the
Vehicle
submenu.
Press buttonj ork repeatedly
until the message
Automatic Door
Locking
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the automatic central locking
On or Off.
iIf the message Compass Calibration
Completed Successfully
does not appear in
the multifunction display, drive another full
circle.
If calibration does not succeed within 3 minutes,
the message
Compass Calibration appears
in the multifunction display again. Calibrating the
compass has failed due to outside influences.
Repeat compass calibration in a different
location.

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181 Controls in detail
Control system
Limiting opening height of tailgate*
Use this function to activate or deactivate
the limiting opening height of the tailgate.
Move the selection marker with
buttonæ orç to the
Vehicle
submenu.
Press buttonj ork repeatedly
until the message
Opening Limiter
Tailgate
appears in the multifunction
display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the limiting opening height of the
tailgate
On or Off.Comfort submenu*
Access the
Comfort submenu via the
Settings menu. Use the Comfort submenu
to change the settings for a number of con-
venience features.
The following functions are available:Activating easy-entry/exit feature*
Use this function to activate and
deactivate the easy-entry/exit feature
(
page 48).
FunctionPage
Activating easy-entry/exit
feature*181
Setting fold-in function* for
exterior rear view mirrors182
Warning!G
You must make sure no one can become
trapped or injured by the moving steering
wheel when the easy-entry/exit feature is
activated.
To stop steering wheel movement, do one of
the following:

Move steering wheel adjustment stalk*
(
page 50).

Press one of the stored position
buttons* or the memory buttonM*
(
page 141).
Do not leave children unattended in the ve-
hicle, or with access to an unlocked vehicle.
Children could open the driver’s door and
unintentionally activate the easy-entry/exit
feature, which could result in an accident
and/or serious personal injury.
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182 Controls in detail
Control system
Move the selection marker with
buttonæ orç to the
Comfort
submenu.
Press buttonj ork repeatedly
until the message
Easy-entry Function appears in the
multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the easy-entry/exit feature
On or Off.Setting fold-in function* for exterior
rear view mirrors
Using this function, you can set the
exterior rear view mirrors to be automati-
cally folded in when you lock your vehicle.
Move the selection marker with
buttonæ orç to the
Comfort
submenu.
Press buttonj ork repeatedly
until the message
Fold In Mirrors
When Locking
appears in the multi-
function display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
function
On or Off.
Vehicle configuration
The following functions are available:
iWith this function set to On and the exterior
rear view mirrors folded in using the button on
the door control panel (
page 209), the exterior
rear view mirrors will not fold out when you
switch on the ignition. You will then have to fold
out the exterior rear view mirrors using the
button on the door control panel (
page 209).
Make sure both exterior rear view mirrors are
folded out completely before driving off.
FunctionPage
Distance warning function*
on/off183
DSR set speed183
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183 Controls in detail
Control system
Distance warning function*
(Canada only)
In vehicles equipped with Distronic*, you
can determine whether the distance warn-
ing function is to be enabled or disabled.
With this function set to
On, the system will
alert you when recognizing a stationary ob-
stacle or a slower vehicle moving in your
vehicle’s path and the danger of a collision
exists, even when the Distronic* is
switched off.
Press buttonè orÿ repeatedly
until the message
Distance Warning
appears in the multifunction display.
The selection marker is on the current
setting.
Press buttonæ orç to switch
the distance warning function
OnorOff.
1Symbol for activated distance warning
function
If the distance warning function is
activated you will see the :symbol in
the Standard display. When the distance
warning function is deactivated the
:symbol will not appear.DSR (Downhill Speed Regulation)
programmed default speed
In the DSR menu, you can program the
default speed the DSR is set to when it is
activated.
You can program the default speed be-
tween 4 - 10 mph (Canada: 6 - 18 km/h).
The set value is increased in 1 mph
(Canada: 2 km/h) increments.
Press buttonè orÿ repeatedly
until the message
DSR Speed appears in
the multifunction display.
The selection marker is on the current
setting.

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