2006 MERCEDES-BENZ G500 fog light

110 Controls in detail
Lighting
For information on how to switch on the
headlamps and use the turn signals, see
“Switching on headlamps” (
page 51)
and “Turn signals” (
page 52).
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 112)
UAutomatic headlamp mode
Daytime running lamp mode
(
page 112)
CParking lamps (also tail lamps,
license 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 lampi
If you drive in countries where vehicles
drive on the other side of the road than
the country in which the vehicle is reg-
istered, you must have the headlamps
modified for symmetrical low beams.
Relevant information can be obtained
at your authorized Mercedes-Benz
Light Truck Center.

111 Controls in detail
Lighting
Manual 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 the exterior lamp switch to
positionU.
With the SmartKey in starter switch
position1 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.
i
With the SmartKey removed from the
starter switch and the driver’s door
open, a warning sounds if the parking
lamps or low beam headlamps are
switched on.
The message
TURN OFF LIGHTS! ap-
pears in the multifunction display.
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,
activate 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 loca-
tion. 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.

113 Controls in detail
Lighting
Locator lighting and night security illu-
mination
The locator lighting and the night security
illumination are described in the “Control
system section”, see (
page 139) and
(
page 140).
Exterior rear view mirror lamps
If the vehicle is centrally unlocked in the
darkness, the lamps in the exterior rear
view mirrors come on.
If a door is opened, the lamp on this side
goes out. If no doors are opened, the
lamps will switch off:

after a maximum of 40 seconds

immediately, when you switch on the
ignition (
page 35)Fog lamps
Front fog lamps
Switch on the low beam headlamps
(
page 110).
Pull out the exterior lamp switch to first
stop.
The front fog lamps switch on.
The green indicator lamp‡ in the
exterior lamp switch comes on
(
page 110).
Push in the exterior lamp switch.
The front fog lamps switch off.
The green indicator lamp‡ in the
exterior lamp switch goes out.
Warning!G
In low ambient lighting or foggy conditions,
only switch from position UtoBwith
the vehicle at a standstill in a safe location.
Switching from UtoB will briefly
switch off the headlamps. Doing so while
driving in low ambient lighting conditions
may result in an accident.
i
Fog lamps will operate with the parking
lamps and/or low beam headlamps on.
Fog lamps should only be used in con-
junction with low beam headlamps.
Consult your State or Province Motor
Vehicle Regulations regarding allow-
able lamp operation.
i
Fog lamps cannot be switched on with
the exterior lamp switch in
positionU. For switching on the fog
lamps, turn the exterior lamp switch to
positionB first.

114 Controls in detail
Lighting
Rear fog lamp (driver’s side only)
Switch on the front fog lamps
(
page 113).
Pull out the exterior lamp switch to
second stop.
The rear fog lamp switches on.
The yellow indicator lamp† in the
exterior lamp switch comes on
(
page 110).
Push in the exterior lamp switch to first
stop.
The rear fog lamp switches off.
The yellow indicator lamp† in the
exterior lamp switch goes out.
The front fog lamps remain lit.
Combination switch
The combination switch is located on the
left side of the steering column.
1High beam
2High beam flasherHigh beam
Turn the exterior lamp switch to
positionB orU (
page 110).
Push the combination switch in direc-
tion of arrow1 to switch on the high
beam.
The high beam headlamp indicator
lampA in the instrument cluster
comes on (
page 24).
Pull the combination switch in direction
of arrow2 to its original position to
switch off the high beam.
The high beam headlamp indicator
lampA in the instrument cluster
goes out.
High beam flasher
Pull the combination switch briefly in
direction of arrow2.

139 Controls in detail
Control system
The selection marker is on the current
setting.
Pressæ orç to select manual
operation or daytime running lamp
mode (constant) activated.
With daytime running lamp mode activated
and the exterior lamp switch in
positionMorU, the low beam
headlamps are switched on when the en-
gine is running.In low ambient light conditions the follow-
ing lamps will switch on additionally:

Parking lamps

Tail lamps

License plate lamps

Side marker lamps
For more information on the daytime run-
ning lamp mode, see “Lighting”
(
page 110).Setting locator lighting
With the locator lighting feature activated
and the exterior lamp switch in position
U, the following lamps will switch on
during darkness when the vehicle is un-
locked 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
For safety reasons, resetting the
LIGHTING submenu to factory settings
while driving (
page 132) will not de-
activate the daytime running lamp
mode.
The following message appears in the
multifunction display:
LIGHTING – CANNOT BE TOTALLY RESET
TO FACTORY SETTINGS WHILE DRIVING

140 Controls in detail
Control system
Move the selection marker with
theæ orç button to the
LIGHTING submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
LOCATOR LIGHTING.
The selection marker is on the current
setting.
Pressæ orç to switch the loca-
tor lighting function
ON or OFF.
Turn the exterior lamp switch to
positionU when exiting the vehicle
(
page 110).
The locator lighting feature is
activated.Setting night security illumination
(Headlamps delayed shut-off)
Use this function to set whether and how
long you would like the exterior lamps to
illuminate during darkness after exiting the
vehicle and all doors closed.
With the 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 switch off automatical-
ly after approximately 60 seconds.
Move the selection marker with
theæ orç button to the
LIGHTING submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
HEADLIGHTS DELAYED SHUT-OFF.
The selection marker is on the current
setting.
Pressæ orç to select the
desired lamp-on period.
i
You can reactivate this function within
ten minutes by opening a door.

174 Controls in detail
Climate control
Air conditioning
The air conditioning is operational while
the engine is running and cools the interior
air to the temperature set by the operator.
Deactivating
It is possible to deactivate the air condi-
tioning (cooling) function of the climate
control system. The air in the vehicle will
then no longer be cooled or dehumidified.
Press button°.
The indicator lamp on the button°
comes on.Activating
Moist air can fog up the windows. You can
dehumidify the air with the air conditioner.
Press button° again.
The indicator lamp on the button°
goes out.
The air conditioner uses the refrigerant
R134a. This refrigerant is free of CFCs
which are harmful to the ozone layer.Rear passenger compartment
adjustable air vents
1Air volume control for center air vents
2Left center air vent, adjustable
3Right center air vent, adjustable
i
Condensation may drip out from under-
neath the vehicle. This is normal and
not an indication of a malfunction.
!
If the° button on the climate con-
trol panel starts to blink, this indicates
that the air conditioner is losing refrig-
erant. The compressor has turned itself
off. The air conditioner cannot be
turned on again.

Have the air conditioner checked at
the nearest authorized
Mercedes-Benz Light Truck Center.

315 Practical hints
What to do if …
Display symbolDisplay messagePossible causePossible solution
. BRAKE LIGHT, R
CHECK LIGHT!

The right brake lamp is malfunctioning.Visit an authorized Mercedes-Benz
Light Truck Center as soon as
possible.
FRONT FOGLIGHT, L
CHECK LIGHT!

The left front fog lamp is malfunctioning.Replace the bulb as soon as possible.
FRONT FOGLIGHT, R
CHECK LIGHT!

The right front fog lamp is malfunctioning.Replace the bulb as soon as possible.
FR. L. PARK. LAMP
CHECK LIGHT!

BACK-UP LIGHT ON!
The left parking lamps are malfunction-
ing. A backup bulb is being used.Replace the bulb as soon as possible.
FR. R. PARK LAMP
CHECK LIGHT!
BACK-UP LIGHT ON!The right parking lamps are malfunction-
ing. A backup bulb is being used.Replace the bulb as soon as possible.
HIGH BEAM, L
CHECK LIGHT!

The left high beam lamp is malfunction-
ing.Replace the bulb as soon as possible.
HIGH BEAM, R
CHECK LIGHT!

The right high beam lamp is malfunction-
ing.Replace the bulb as soon as possible.