2003 MERCEDES-BENZ G55AMG ECU

79 Safety and Security
Anti-theft systems
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
Removing the key from the starter switch
activates the immobilizer.
Deactivating
Inserting the key in the starter switch de-
activate the immobilizer.
Anti-theft alarm
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone:

opens a door


opens the tailgate


opens the hood
The alarm will stay on even if the activating
element (a door, for example) is immedi-
ately closed.
The alarm system will also be triggered
when


someone attempts to raise the vehicle


opening the vehicle with the mechani-
cal keyArming the alarm system
The alarm system is armed after locking
the vehicle with the SmartKey. The turn
signal lamps blink three times to indicate
that the alarm system is activated. A red
lamp in the tow-away alarm switch will
blink after approximately 10 seconds
when the alarm system is completely
armed (
page 27).
iIf the alarm stays on for more than
20 seconds, an emergency call is initi-
ated automatically by the Tele Aid sys-
tem (
page 183) provided Tele Aid
service was subscribed to and properly
activated, and that necessary cellular
service and GPS coverage are avail-
able.

80 Safety and SecurityAnti-theft systemsDisarming the alarm system
The alarm system is disarmed when you
unlock your vehicle with the SmartKey. The
turn signal lamps blink once to indicate
that the alarm system is deactivated.Canceling the alarm
To cancel the alarm:

Insert the key in the starter switch.
or

Press the
Œ
or
‹
button on the
remote control.
The alarm is cancelled.
Tow-away alarm
Once the tow-away alarm is armed, a visual
and audible alarm will be triggered when
someone attempts to raise the vehicle.
iIf the turn signal lamps do not blink
three times, one of the following ele-
ments may not be properly closed:

a door


the tailgate


the hood
Close the respective element and lock
the vehicle again.
iThe tow-away protection alarm is trig-
gered, for example, if the vehicle is lift-
ed on one side.
If the alarm stays on for more than
20 seconds, an emergency call is initi-
ated automatically by the Tele Aid sys-
tem provided Tele Aid service was
subscribed to and properly activated,
and that necessary cellular service and
GPS coverage are available.

81 Safety and Security
Anti-theft systems
Arming tow-away alarm
When you lock your vehicle, the tow-away
alarm is automatically armed.
When you unlock your vehicle, the
tow-away protection disarms
automatically.
Disarming tow-away alarm
To prevent triggering the tow-away alarm
feature, switch off the tow-away alarm be-
fore towing the vehicle, or when parking on
a surface subject to movement, such as a
ferry or auto train.The switch is located on the center con-
sole.
1Tow-away alarm off switch
2Indicator lamp

Turn off the ignition and remove the
key.

Press upper half1 of the switch.
Indicator lamp2 in the switch lights up
briefly.

Lock your vehicle with the key.
The tow-away alarm remains disarmed un-
til you lock your vehicle again.
iYou cannot disarm the tow-away alarm
if the ignition is turned on.

93 Controls in detail
Seats
Rear seat head restraints
Removing rear seat head restraints
Pull out head restraint with both hands. Installing rear seat head restraints

Insert the head restraint and push it
down to the stop.
Ensure proper head restraint positioning,
(
page 36). Synchronizing head restraints and the
seat adjustment fore and aft
If the power supply was interrupted (bat-
tery disconnected or discharged), the head
restraints and the seat adjustment fore
and aft are no longer adjusted automatical-
ly.
The head restraints and the seat adjust-
ment fore and aft must be resynchronized:
Turn key in starter switch to position2.

Move the seat completely forward
(page 35) and the head restraint fully
down (
page 36) and hold the switch-
es for approximately one second.
iThe head restraint(s) should be stored
in a secure place.
Warning!
G
For your protection, drive only with properly
positioned head restraints.

97 Controls in detail
Memory function
Memory function
The memory button and stored position
switch are located on the door.
You can store up to three different settings
per key.
The following settings are saved for each
stored position:

Driver’s seat and seat backrest posi-
tion


Steering wheel position


Driver’s side exterior rear view mirror
position


Passenger side exterior rear view mir-
ror position


Front passenger seat position
These key-dependent memory settings
can be deactivated if desired
(
page 129).
!Prior to operating the vehicle, the driv-
er should check and adjust the seat
height, seat position fore and aft, and
seat backrest angle if necessary, to en-
sure adequate control, reach and com-
fort. The head restraint should also be
adjusted for proper height. Also see air-
bag section (
page 55) for proper seat
positioning.
In addition, adjust the steering wheel to
ensure adequate control, reach, opera-
tion and comfort. Both the inside and
outside rear view mirrors should be ad-
justed for adequate rear vision.
Fasten seat belts. Infants and small
children should be seated in a properly
secured restraint system that complies
with U.S. Federal Motor Vehicle Safety
Standards 213 and 225 and Canadian
Motor Vehicle Safety Standards 213
and 210.2.
Warning!
G
Do not activate the memory function while
driving. Activating the memory function
while driving could cause the driver to lose
control of the vehicle.

102 Controls in detailLightingDaytime running lamp mode
Turn exterior lamp switch to
position
M
or
U
.
When the engine is running, the low beam
headlamps are automatically switched on.
In low ambient light conditions the parking
lamps will also switch on.
Canada only
When you shift from a driving position to
positionN orP, the low beam switches off
(three minutes delay).
For nighttime driving, you should turn the
exterior lamp switch to position
B
to
permit activation of the high beam head-
lamps.
USA only
The high beam headlamps can also be ac-
tivated when driving with the daytime run-
ning lamp mode activated and exterior
lamp switch in position
M
.To activate the daytime running lamp
mode, see “Setting daytime running lamp
mode” (
page 124).
Locator lighting and night security illu-
mination
Locator lighting and night security illumi-
nation are described in the control system
section under “Setting locator lighting”
(
page 125) and “Setting night security il-
lumination” (
page 125).
Exterior rear view mirror lamps
If the vehicle is centrally unlocked in the
darkness, the lamps in the exterior rear
view mirrors light up.If a door is opened, the lamp on this side
goes out. If no doors are opened, the
lamps go out:


when the ignition is switched on


after a maximum of 40 seconds
Switching on front fog lamps

Check that the low beam headlamps
are switched on.

Pull out exterior lamp switch to first
stop.
The green indicator lamp
‡
in the
lamp switch lights up.
iSee notes on the exterior lamp switch
(page 100).
iFog lamps will operate with the parking
lamps and/or the low beam headlamps
on. Fog lamps should only be used in
conjunction with low beam headlamps.
Consult your State or Province Motor
Vehicle Regulations regarding allow-
able lamp operation.

125 Controls in detail
Control system
Setting locator lighting
During darkness, the following lamps will
come on when the exterior lamp switch is
in position
U
, the locator lighting fea-
ture is activated, and the vehicle is un-
locked by remote control:


parking lamps


tail lamps


license plate lamps


front fog lamps
The locator lighting switches off when the
driver’s door is opened. It switches off au-
tomatically after a period of approximately
40 seconds.

Move the selection marker with
the
æ
or
ç
button to the
LIGHTING
submenu.

Press button
j
or
k
repeatedly
until you see this message in the dis-
play:
LOCATOR LIGHTING
.
The selection marker is on the current
setting.

Press
æ
or
ç
to select the de-
sired setting.
The locator lighting will be switched on
or off.Setting night security illumination
(Exterior lamps delayed switch-off)
Use the
HEADLAMPS DELAYED SWITCH-OFF

function to set whether and for how long
you would like the exterior lamps to illumi-
nate during darkness after all doors are
closed. When the delayed shut-off feature
is activated and the exterior lamp switch is
in position
U
, the following lamps will
remain lit after you remove the key from
the starter switch:


parking lamps


tail lamps


license plate lamps


front fog lamps

138 Controls in detailAutomatic transmission
Gear selector lever position
Gear
range
Effect
ç
The transmission shifts
through second gear only.
Allows the use of engine’s
braking power when driving

on steep downgrades


in mountainous regions


under extreme operating
conditions
æ
The transmission operates
only in first gear
For maximum use of engine’s
braking effect on very steep
or lengthy downgrades.
Effect
P
Park position
Selector position when the vehicle is
parked. Only place selector lever in
positionP when vehicle is stopped.
The park position is not intended to
serve as a brake when the vehicle is
parked. Rather, the driver should al-
ways set the parking brake in addi-
tion to placing the selector lever in
positionP to secure the vehicle.
The key can only be removed from
the starter switch with the selector
lever in positionP. With the key re-
moved, the selector lever is locked in
positionP.
R
Reverse gear
Place selector lever in positionR only
when vehicle is stopped.
Effect
N
Neutral
No power is transmitted from the en-
gine to the drive axle. When the
brakes are released, the vehicle can
be moved freely (pushed or towed).
Do not engage N while driving ex-
cept:

to coast when the vehicle is in
danger of skidding (e.g. on icy
roads) when the ESP is deactivat-
ed or malfunctioning


when you have to shift the trans-
fer case
D
Drive
The transmission shifts automatical-
ly. All five forward gears are avail-
able.