2011 MERCEDES-BENZ G55AMG Owner's Manual

Calling up the rangeXPress the V or U button to select
From Start .XPress the & or * button to select
Range: .
The multifunction display shows the
estimated range of the vehicle, based on
the current driving style and the fuel level.
If there is only a small amount of fuel
remaining in the fuel tank, a gas pump
7 appears instead of the range.
Telephone menu
Introduction
You can establish a Bluetooth ®
connection to
COMAND (see the separate operating
instructions).
GWarning
A driver's attention to the road must always
be his/her primary focus when driving. For
your safety and the safety of others, we
recommend that you pull over to a safe
location and stop before placing or taking a
telephone call. If you choose to use the
telephone while driving, please use the hands-
free device and only use the telephone when
weather, road and traffic conditions permit.
Some jurisdictions prohibit the driver from
using a mobile phone while driving a vehicle.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h ), your vehicle is
covering a distance of 44 feet (approximately
14 m) every second.
XSwitch on the mobile phone and COMAND
(see the separate operating instructions).XPress the V or U button on the
steering wheel to select the Telephone
menu.
You will see one of the following display
messages in the multifunction display:
R Ready or the name of the network provider:
the mobile phone has found a network and
is ready to receive.
R Bluetooth Ready : the mobile phone is not
yet connected via Bluetooth ®
to COMAND.
R No Service : no network is available.
Accepting a call
If someone calls you when you are in the
Telephone menu, a display message appears
in the multifunction display, for example:
COMAND display (example)
XPress the 6 button on the steering
wheel to accept an incoming call.
If you are not in the Telephone menu, you can
still accept a call.
Rejecting or ending a call
XPress the ~ button on the steering
wheel.
If you are not in the Telephone menu, you can
still accept a call.
Dialing a number from the phone book
You can enter new telephone numbers into
the phone book via the mobile phone (see the
separate operating instructions). If your
mobile phone is operational, you can select
and dial a number from the phone book at any
time.
Menus and submenus167On-board computer and displaysZ

XPress the V or U button on the
steering wheel to select the Telephone
menu.XPress the & or * button to select the
desired name.
To start scrolling rapidly, press and hold the
& or * button for longer than one
second.XPress 6 to start dialing.
The multifunction display shows the
Connecting call display message.
The number dialed is stored in the redial
memory.
If the call is connected, the call duration
appears in the multifunction display. If it is
stored in the phone book, the name is also
displayed. Otherwise, the number dialed is
displayed.
or
XIf you do not want to make a call, press the
~ button.
Redialing
The on-board computer stores the last phone
numbers which have been dialed.
XPress the V or U button on the
steering wheel to select the Telephone
menu.XPress the 6 button to switch to the
redial memory.XPress the & or * button to select the
desired name or number.XPress 6 to start dialing.168Menus and submenusOn-board computer and displays

Display messages
Hiding display messages
GWarning
All categories of messages contain important information which should be taken note of and,
where a malfunction is indicated, addressed as soon as possible at an authorized Mercedes-Benz
Center.
Failure to repair the condition noted may cause damage not covered by the Mercedes-Benz
Limited Warranty, or result in property damage or personal injury.
Display messages appear in the multifunction display.
XPress the V, U , & or * button on the steering wheel to select another display.
or
XPress the reset button on the instrument cluster ( Y page 26).
The display message is cleared.
The multifunction display shows high-priority display messages in red.
You cannot hide display messages of the highest priority. The multifunction display shows
these messages continuously until the causes for the messages have been remedied.
Certain display messages are accompanied by an audible warning tone or a continuous tone.
Please respond in accordance with the display messages and follow the additional notes in
this Operator's Manual.
Message memory menu
The on-board computer saves certain display messages. You can call up the display messages
in the message memory menu.
The message memory menu is only shown if any display messages have been stored.
XPress the V or U button repeatedly, until either the original menu or the message
memory menu is shown.
If there are display messages, the multifunction display shows 2 Messages, for example.XPress the & or * button to scroll through the display messages.
When the ignition is switched off, all display messages are deleted apart from some high-
priority display messages. Once the causes of the high-priority display messages have been
rectified, the corresponding display messages are also deleted.
Display messages169On-board computer and displaysZ

Safety systemsDisplay messagesPossible causes/consequences and M SolutionsESP
Inoperative See
Operator's ManualGRisk of accident
ESP ®
is not available due to a malfunction.
ABS, BAS, EBD, 4ETS and the tire pressure monitor have also been
deactivated.
The brake system continues to function normally, but without the
functions listed above.
XDrive on carefully.XVisit a qualified specialist workshop immediately.G
Tele Aid
InoperativeUSA only: one or more main functions of the mbrace system are
malfunctioning.
Canada only: one or more main functions of the Tele Aid system
are malfunctioning.XUSA only: have the mbrace system checked at a qualified
specialist workshop.XCanada only: have the Tele Aid system checked at a qualified
specialist workshop.+
Restraint System
Malfunction
Service RequiredGRisk of injury
The restraint systems are malfunctioning.
XVisit a qualified specialist workshop immediately.GWarning
In the event a malfunction of the SRS is indicated as outlined above, the SRS may not be
operational.
For your safety, we strongly recommend that you contact an authorized Mercedes-Benz Center
immediately to have the system checked. Otherwise the SRS may not be activated when needed
in an accident, which could result in serious or fatal injury, or it might deploy unexpectedly and
unnecessarily which could also result in injury.
170Display messagesOn-board computer and displays

BrakesDisplay messagesPossible causes/consequences and M SolutionsABS
ABS not available
Differential
LockedYou have engaged the differential locks.XDisengage the differential locks.
Subsequently ABS is reactivated.ABS
Inoperative See
Operator's ManualGRisk of accident
ABS (Anti-lock Brake System) and ESP ®
(Electronic Stability
Program) are not available due to a malfunction.
BAS, EBD and 4ETS have also been deactivated.
The brake system continues to function normally, but without the
functions listed above. The wheels could therefore lock if you
brake hard, for example.
XDrive on carefully.XVisit a qualified specialist workshop immediately.#
Brake WearThe brake pads/linings have reached their wear limit.XHave the brake pads/linings replaced as soon as possible at a
qualified specialist workshop.$ (USA only)
J (Canada only)
Check Brake Fluid
LevelGRisk of accident
There is insufficient brake fluid in the brake fluid reservoir.
XPull over as soon as it is safe to do so.XDo not continue driving under any circumstances.XEngage the parking brake.XConsult a qualified specialist workshop.XDo not add brake fluid. This does not correct the error.$ (USA only)
! (Canada only)
Release Parking
BrakeYou are driving with the parking brake applied.XRelease the parking brakeGWarning
Driving with the message Check Brake Fluid Level displayed can result in an accident. Have
your brake system checked immediately.
Do not add brake fluid before checking the brake system. Overfilling the brake fluid reservoir can
result in spilling brake fluid on hot engine parts and the brake fluid catching fire. You can be
seriously burned.
Display messages171On-board computer and displaysZ

LightsDisplay messagesPossible causes/consequences and M Solutionsb
Low Beam Left
or
Low Beam RightThe left or right-hand low-beam headlamp is defective.XVisit a qualified specialist workshop.b
AUTO-Light
InoperativeThe light sensor is defective. The low-beam headlamps are
switched on.XUSA only: set the lights to manual operation in the on-board
computer ( Y page 164).XSwitch the lights on and off using the light switch.XVisit a qualified specialist workshop.b
Turn Signal Rear
Left Auxiliary
Bulb On
or
Turn Signal Rear
Right Auxiliary
Bulb OnThe rear left-hand or rear right-hand turn signal is defective.
Another lamp has taken over its function.XReplace the bulb ( Y page 96).b
Turn Signal Left
Side Mirror
or
Turn Signal Right
Side MirrorThe turn signal in the left-hand or right-hand exterior mirror is
defective. These messages will only appear if all of the turn signal's
LEDs have failed.XVisit a qualified specialist workshop.b
Turn Signal Front
Left Auxiliary
Bulb On
or
Turn Signal Front
Right Auxiliary
Bulb OnThe front left-hand or front right-hand turn signal is defective.
Another lamp has taken over its function.XReplace the bulb ( Y page 96).b
Brake Lamp Left
or
Brake Lamp RightThe left or right-hand brake lamp is defective.XReplace the bulb ( Y page 96).172Display messagesOn-board computer and displays

Display messagesPossible causes/consequences and M Solutionsb
3rd Brake LampThe high-mounted brake lamp is faulty. This message will only
appear if all of the brake lamp's LEDs have failed.XVisit a qualified specialist workshop.b
High Beam Left
or
High Beam RightThe left or right-hand high beam is defective.XVisit a qualified specialist workshop.b
License Plate
Lamp, Left
or
License Plate
Lamp, RightThere is a short circuit in the LED lamps. The LEDs have been
switched off.XVisit a qualified specialist workshop.
i Individual segments of the LED lamps may fail without a display
message being shown in the multifunction display. Regularly
check the license plate lamp. If necessary, visit a qualified
specialist workshop.
b
Turn off lights or
remove keyYou have left the key in the ignition lock.XRemove the SmartKey from the ignition lock.b
Switch Off LightsThe lights are still switched on when you leave the vehicle.XTurn the light switch to $ or à (Y page 90).b
Front Foglamp Left
or
Front Foglamp RightThe left-hand or right-hand front fog lamp is defective.XReplace the bulb ( Y page 96).b
Front Left Side
Marker Lamp
or
Front Right Side
Marker Lamp The left or right front side marker lamp is defective.XReplace the bulb ( Y page 96).b
Rear Foglamp
Auxiliary Bulb OnThe rear fog lamp is defective. Another lamp has taken over its
function.XReplace the bulb ( Y page 96).Display messages173On-board computer and displaysZ

Display messagesPossible causes/consequences and M Solutionsb
Parking Lamp Front
Left Auxiliary
Bulb On
or
Parking Lamp Front
Right Auxiliary
Bulb OnThe front left-hand or front right-hand standing lamp is faulty.
Another lamp has taken over its function.XVisit a qualified specialist workshop.b
Reverse Lamp RightThe backup lamp is faulty.XReplace the bulb ( Y page 96).b
Tail Lamp Left
Auxiliary Bulb On
or
Tail Lamp Right
Auxiliary Bulb OnThe left or right-hand tail lamp is faulty. Another lamp has taken
over its function.XReplace the bulb ( Y page 100).
Engine
Display messagesPossible causes/consequences and M Solutions;Some electronic systems are unable to send information to the
on-board computer. The coolant temperature gauge and the
tachometer could be defective.XVisit a qualified specialist workshop.+
Top Up Coolant See
Operator's ManualThe coolant level is too low.XAdd coolant, following the warning notes when doing so
( Y page 217).XIf you need to add coolant more often than usual, have the
engine coolant system checked at a qualified specialist
workshop.GWarning
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.
! The coolant level is too low. Avoid making long journeys with too little coolant in the cooling
system. The engine will otherwise be damaged.
174Display messagesOn-board computer and displays