2006 MERCEDES-BENZ G55AMG key battery

Contents
Practical hints................................. 289
What to do if … .................................. 290
Lamps in instrument cluster ........ 290
Lamp in center console................ 297
Vehicle status messages in the
multifunction display .................... 298
Where will I find...? ............................ 323
First aid kit ................................... 323
Vehicle tool kit ............................. 323
Vehicle jack.................................. 324
CD changer .................................. 324
Spare wheel ................................. 325
Unlocking/locking in an emergency .. 327
Unlocking the vehicle ................... 327
Locking the vehicle ...................... 328
Fuel filler flap ............................... 328
Manually unlocking the
transmission gear selector lever .. 329Opening/closing in an emergency ..... 330
Tilt/sliding sunroof ....................... 330
Brush guard* ...................................... 331
Lowering and raising brush guard . 332
Replacing SmartKey batteries ............ 333
SmartKey ...................................... 334
Replacing bulbs .................................. 335
Bulbs ............................................. 336
Replacing bulbs for front lamps .... 338
Replacing bulbs for rear lamps ..... 343
Replacing wiper blades....................... 346
Removing wiper blades ................. 346
Installing wiper blades .................. 347
Flat tire ............................................... 348
Preparing the vehicle .................... 348
Mounting the spare wheel ............ 349
Battery................................................ 353
Charging the battery ..................... 353
Disconnecting the battery............. 354
Reconnecting the battery.............. 355Jump starting...................................... 356
Towing the vehicle.............................. 358
Transporting the vehicle ............... 360
Towing the vehicle - various
problem scenarios ........................ 360
Front towing eye ........................... 361
Rear towing eye ............................ 361
Freeing a stranded vehicle ............ 361
Fuses.................................................. 362
Fuse box in passenger
compartment ................................ 362
Fuse box in battery box ................ 362
Fuse box in front passenger
footwell ......................................... 363
Fuse box in middle tunnel ............. 364

36 Getting started
Unlocking
!
If the SmartKey cannot be turned, the
battery may not be sufficiently
charged.

Check the battery and charge it if
necessary (
page 353).

Get a jump start (page 356).
To prevent accelerated battery dis-
charge and a possible dead battery, al-
ways remove the SmartKey from the
starter switch when the engine is not in
operation.
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. Unsuper-
vised use of vehicle equipment may cause
an accident and/or serious personal injury.

49 Getting started
Driving
Automatic transmission
Gearshift pattern for automatic
transmission
PPark position with gear selector lever
lock
RReverse gear
NNeutral
DDrive position
For more information, see “Automatic
transmission” (
page 149).Starting
Place the gear selector lever in
positionP.
Do not depress the accelerator.
Turn the SmartKey in the starter switch
to position3 and hold until the engine
starts (
page 35).
Depress the brake pedal.
The gear selector lever lock is released.
For information on turning off the engine,
see “Turning off engine” (
page 58).Starting difficulties
If the engine does not start as described,
carry out the following steps:
Turn SmartKey in starter switch to
position0 and repeat starting proce-
dure.
Remember that extended starting at-
tempts can drain the battery.
Get a jump start (page 356).
If the engine does not start after several
starting attempts, there could be a mal-
function in the engine electronics or in the
fuel supply system.
Notify an authorized Mercedes-Benz
Light Truck Center.
i
You can also use the “touch-start”
function. Turn the SmartKey to
position3 and release it again immedi-
ately. The engine then starts automati-
cally.

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

a door

the tailgate

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

the vehicle is opened with the mechan-
ical key

someone opens a door from the inside

someone opens the tailgate from the
insideArming 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 being armed.
A red lamp in the tow-away alarm switch
begins to blink after arming the alarm
system (
page 28).
i
In case the engine cannot be started
(yet the vehicle’s battery is charged),
the system is not operational. Contact
an authorized Mercedes-Benz Light
Truck Center or call
1-800-FOR-MERCedes (in the USA), or
1-800-387-0100 (in Canada).
i
If the alarm stays on for more than
20 seconds, an emergency call is initi-
ated automatically by the Tele Aid sys-
tem (
page 202) provided Tele Aid
service was subscribed to and properly
activated, and that necessary cellular
service and GPS coverage are avail-
able.

92 Controls in detail
In the “Controls in detail” section you will
find detailed information on how to oper-
ate the equipment installed in your vehicle.
If you are already familiar with the basic
functions of your vehicle, this section will
be of particular interest to you.
To quickly familiarize yourself with the ba-
sic functions of the vehicle, refer to the
“Getting started” section of this manual.
The corresponding page numbers are giv-
en at the beginning of each segment.
Locking and unlocking
SmartKey
Your vehicle comes supplied with two
SmartKeys, each with remote control and
a removable mechanical key. The locking
tabs for the mechanical key portion of the
two SmartKeys are a different color to help
distinguish each SmartKey unit.
The SmartKey provides an extended oper-
ating range. To prevent theft, however, it is
advisable to only unlock the vehicle when
you are in close proximity to it.
The SmartKey centrally locks and unlocks:

the doors

the tailgate

the fuel filler flap
SmartKey with remote control
1‹ Lock button
2Locking tab for mechanical key
3ΠUnlock button
4Battery check lamp
5Â Panic button (
page 79)
i
You can also open and close the power
windows (
page 176) and tilt/sliding
sunroof (
page 179) using the
SmartKey.

94 Controls in detail
Locking and unlocking
Factory setting
Global unlocking
Press buttonŒ.
All turn signal lamps flash once. The
locking knobs on the doors move up.
The anti-theft alarm system is dis-
armed.
The vehicle will lock again automatically
within approximately 40 seconds of un-
locking if:

neither door nor tailgate is opened

the SmartKey is not inserted in the
starter switch

the central locking switch is not
activatedGlobal locking
Press button‹.
With the hood, tailgate and all doors
closed, all turn signal lamps flash three
times. The locking knobs on the doors
move down.
The anti-theft alarm system is armed.
Selective setting
If you frequently travel alone, you may wish
to reprogram the SmartKey so that
pressingŒ only unlocks the driver’s
door and the fuel filler flap.
Press and hold buttonsŒ and‹
simultaneously for about five seconds
until battery check lamp4 blinks
twice.
The SmartKey will then function as
follows:Unlocking the driver’s door and fuel
filler flap
Press buttonΠonce.
All turn signal lamps flash once. The
locking knobs on the doors move up.
The anti-theft alarm system is
disarmed.
Global unlocking
Press buttonΠtwice.
All turn signal lamps flash once. The
locking knobs on the doors move up.
The anti-theft alarm system is
disarmed.

95 Controls in detail
Locking and unlocking
Global locking
Press button‹.
With the hood, tailgate and all doors
closed, all turn signal lamps flash three
times. The locking knobs on the doors
move down.
The anti-theft alarm system is armed.
Restoring to factory setting
Press and hold buttonsŒ and‹
simultaneously for about six seconds
until battery check lamp4 blinks
twice.Checking the batteries
Press button‹ orŒ.
Battery check lamp4 comes on brief-
ly to indicate that the SmartKey batter-
ies are in order.
!
If you can no longer lock or unlock the
vehicle with the SmartKey, then the
batteries in the SmartKey are dis-
charged, the SmartKey is malfunction-
ing or the vehicle battery is drained.

Check the batteries in the
SmartKey (
page 95) and replace
them if necessary (
page 333).

Use the mechanical key to unlock
the driver’s door (
page 327).

Have the vehicle battery and the
battery connections checked by an
authorized Mercedes-Benz Light
Truck Center (
page 353).

Use the mechanical key to lock the
driver’s door and the tailgate
(
page 328).
If the SmartKey is malfunctioning, con-
tact an authorized Mercedes-Benz
Light Truck Center.
!
If battery check lamp4 does not
come on briefly during check, then the
SmartKey batteries are discharged.
Replace the batteries (
page 333).
You can obtain the required batteries
at any authorized Mercedes-Benz Light
Truck Center.
i
If the batteries are checked within sig-
nal range of the vehicle, pressing the
button‹ orŒ will lock or unlock
the vehicle accordingly.

116 Controls in detail
Lighting
Interior lighting
The controls are located in the overhead
control panel.
1Cargo compartment lamps
2Right reading lamp
3Rocker switch for automatic control
system
4Left reading lampAutomatic control
Activating
Move rocker switch3 to center
position.
The interior lighting switches on in
darkness when you

unlock the vehicle

open a door

remove the SmartKey from the
starter switch
Additionally, entry lamps in the door
trays will come on when you open
a door.
The interior lighting switches off automati-
cally following an adjustable time delay.
For more information, see “Setting interior
lighting delayed shut-off” (
page 141).Deactivating
Press the = symbol on rocker
switch3.
The interior lighting and the entry
lamps remain switched off in darkness,
even when you

unlock the vehicle

open a door

remove the SmartKey from the
starter switch
i
Leaving an interior light switch in the
ON position for extended periods of
time with the engine turned off could
result in a discharged battery.
i
If the door remains open, the interior
lamps switch off automatically after
approximately five minutes.