2007 MERCEDES-BENZ G55AMG key

347 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
;(USA only)
! (Canada only)
Release
parking
brakeYou are driving with the parking brake
set.Release the parking brake
(
page 55).
2Brake
wearThe brake pads have reached their wear
limit.Have the brake pads replaced as
soon as possible.
BTop up
coolant
See
Operator’s
ManualThe coolant level is too low.Add coolant (page 274).
If you have to add coolant frequently,
have the cooling system checked at
an authorized Mercedes-Benz Light
Truck Center.
!Brake pad thickness must be visually
checked by a qualified technician at the intervals
specified in the Maintenance Booklet.
Warning!G
Do not spill antifreeze on hot engine parts.
Antifreeze contains ethylene glycol which
may burn if it comes into contact with hot
engine parts. You could be seriously burned.
!Do not ignore the low engine coolant level
warning. Extended driving with this message and
symbol displayed may cause serious engine
damage not covered by the Mercedes-Benz
Limited Warranty.
Do not drive without sufficient amount of coolant
in the cooling system. The engine will overheat,
causing major engine damage.

353 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
AReserve fuel
levelThe fuel level has dropped below the
reserve mark.Refuel at the next gas station
(
page 264).
4Gas cap
is openA loss of pressure has been detected in
the fuel system. The fuel filler cap may
not be closed properly or the fuel system
may be leaky.Check the fuel filler cap (page 264).
If it is not closed properly:
Close the fuel filler cap.
If it is closed properly:
Have the fuel system checked at an
authorized Mercedes-Benz Light Truck
Center.
YYou are driving with the hood open.Risk of accident!
Stop the vehicle in a safe location or as
soon as it is safe to do so.
Close the hood (page 269).
IRemove
keyYou have forgotten to remove the
SmartKey from the starter switch.Remove the SmartKey from the starter
switch.
Get a new
keyThe SmartKey is no longer functional.Contact an authorized Mercedes-Benz
Light Truck Center.

357 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.Rear
fog lampThe rear fog lamp is malfunctioning. Replace the bulb as soon as possible
(
page 386).
Rear
fog lamp
Auxiliary bulb
onA lamp is malfunctioning. A substitute
bulb has been brought into use.Switch off the rear fog lamp (page 121).
Reverse
lamp
right

The right backup lamp is malfunction-
ing.Replace the bulb as soon as possible
(
page 386).
Switch off
lightsYou have removed the SmartKey from
the starter switch, opened the driver’s
door and left the headlamps on.Switch off the headlamps using the exterior lamp
switch (
page 117).
Tail lamp
left
Auxiliary bulb
onThe left tail lamp is malfunctioning.
A substitute bulb has been brought into
use.Replace the bulb as soon as possible
(
page 385).
Tail lamp
right
Auxiliary bulb
onThe right tail lamp is malfunctioning.
A substitute bulb has been brought into
use.Replace the bulb as soon as possible
(
page 385).

359 Practical hints
What to do if …
Display symbolDisplay messagePossible cause/consequencePossible solution
.Turn signal
in left side
mirrorThe turn signal in the left exterior rear
view mirror is malfunctioning. This
message will only appear if a critical num-
ber of LEDs have stopped working.Contact an authorized Mercedes-Benz
Light Truck Center as soon as
possible.
Turn signal
in right side
mirrorThe turn signal in the right exterior rear
view mirror is malfunctioning. This
message will only appear if a critical num-
ber of LEDs have stopped working.Contact an authorized Mercedes-Benz
Light Truck Center as soon as
possible.
Turn off
lights or
remove keyYou have opened the driver’s door while
the exterior lamp switch is in
positionU and the SmartKey is still in
the starter switch.
The parking lamps are still on.Switch off the headlamps using the
exterior lamp switch (
page 117).
or
Remove the SmartKey from the starter
switch.

366 Practical hints
Where will I find...?
First aid kit
The first aid kit is stored in the storage
pocket in the front passenger door.
1First aid kitVehicle tool kit
The vehicle tool kit is stored in a storage
compartment in the rear footwell.
The following is included:

Wheel wrench

Pump handle for vehicle jack

Key for opening/closing the tilt/sliding
sunroof in an emergency

Screwdriver

Fuse extractor1Cover
2TabFold cover1 to the side.
Pull vehicle tool kit out of the compart-
ment using tab2.
iCheck expiration dates and contents for
completeness at least once a year and replace
missing/expired items.

370 Practical hints
Unlocking/locking in an emergency
Unlocking the vehicle
If you cannot unlock the vehicle with the
SmartKey, open the driver’s door and the
tailgate using the mechanical key.Removing the mechanical key
1Mechanical key locking tab
2Mechanical key
Move locking tab1 in direction of
arrow.
Slide the mechanical key2 out of the
housing.Unlocking the driver’s door
Insert the mechanical key into the
driver’s door lock cylinder until it stops.
Turn the mechanical key counterclock-
wise until the locking knob moves up.
The driver’s door is unlocked.
Remove the mechanical key.
Press lock cylinder and pull on door
handle to open the driver’s door.
iUnlocking the driver’s door and the tailgate
with the mechanical key will trigger the anti-theft
alarm system.
To cancel the alarm:

Press buttonŒ or‹ on the
SmartKey.

Insert the SmartKey in the starter switch.

371 Practical hints
Unlocking/locking in an emergency
Unlocking the tailgateInsert the mechanical key into lock
cylinder2.
Turn the mechanical key counterclock-
wise to position1 and release it.
Remove the mechanical key.
Press lock cylinder2 and pull on door
handle3 to open the tailgate.
Locking the vehicle
If you cannot lock the vehicle with the
SmartKey, lock the vehicle with the
mechanical key carrying out the following
steps:
Close the front passenger door, the
rear doors and the tailgate.
Open the driver’s door.
Press the central locking switch in the
center console (
page 107).
The locking knobs on the front
passenger door, the rear doors and the
tailgate move down.
If the vehicle battery is disconnected or
drained:
Press down the locking knobs on
the front passenger door, the rear
doors and the tailgate manually.
Exit the vehicle.
1Unlocking in an emergency
2Lock cylinder
3Door handle
Warning!G
The tailgate swings open to one side. Always
make sure there is sufficient clearance for
tailgate.


372 Practical hints
Unlocking/locking in an emergency
Close the driver’s door.
Slide the mechanical key out of the
SmartKey (
page 370).
Insert the mechanical key into the
driver’s door lock cylinder until it stops.
Turn the mechanical key clockwise.
The vehicle is locked.
Check if the tailgate is locked. If
necessary lock the tailgate with the
mechanical key.
Fuel filler flap
The emergency release is located on the
passenger side of the cargo compartment
behind the rear trim panel.
1Edge protection
2Rear trim panel
Open the tailgate.
Remove edge protection1 from the
door pillar.
Remove rear trim panel2.3Release strap
Pull release strap3 upwards.
The fuel filler flap is unlocked.
Open the fuel filler flap (page 264).
iThis procedure does not arm the anti-theft
alarm system, nor does it lock the fuel filler flap.