Page 31 of 417
30 At a glance
Overhead control panel
ItemPage
1Tele Aid (emergency call 
system)202
2Cargo compartment lamps118
3Right front reading lamp116
4Power tilt/sliding sunroof178
5Interior rear view mirror 41
ItemPage
6Signal transmitter buttons 
for garage door opener210
7Indicator lamp for garage 
door opener210
8Interior lighting control116
9Left front reading lamp116 
     
        
        Page 43 of 417

42 Getting started
Adjusting
The buttons are located above the exterior 
lamp switch.
1Adjustment button
2Driver’s side exterior rear view mirror
3Passenger-side exterior rear view 
mirrorSwitch on the ignition (page 35).
Press switch2 or3 to select the 
respective exterior rear view mirror.
Push adjustment button1 up, down, 
left, or right according to the desired 
setting.
For more information, see “Storing exterior 
rear view mirror parking position” 
(
page 109).
!
If an exterior rear view mirror housing 
is forcibly pushed forward (hit from the 
rear) or rearward (hit from the front), 
reposition it by applying firm pressure 
until it snaps into place. The exterior 
rear view mirror housing is now proper-
ly positioned and you can adjust the 
mirror normally.
i
At low ambient temperatures, the exte-
rior rear view mirrors will be heated au-
tomatically.
i
The memory function (page 107) lets 
you store the setting for the exterior 
rear view mirrors together with the set-
tings for the steering wheel and the 
seat position.  
     
        
        Page 95 of 417

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 buttonŒ once.
All turn signal lamps flash once. The 
locking knobs on the doors move up.
The anti-theft alarm system is 
disarmed.
Global unlocking
Press buttonŒ twice.
All turn signal lamps flash once. The 
locking knobs on the doors move up.
The anti-theft alarm system is 
disarmed. 
     
        
        Page 96 of 417

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. 
     
        
        Page 109 of 417
108 Controls in detail
Memory function
1Memory button
2Stored position buttons
Switch on the ignition (page 35).
or
Open the respective door and insert 
the SmartKey in the starter switch.
Storing positions into memory
Adjust the seats, steering wheel and 
exterior rear view mirrors to the de-
sired position (
page 37).
Press memory button1.
Release memory button and push posi-
tion button2 within three seconds.
All the settings are stored at the select-
ed position.
Recalling positions from memory
Press and hold position button2 until 
the seat, steering wheel and rear view 
mirrors have fully moved to the stored 
positions.
i
Releasing the button immediately 
stops movement to the stored posi-
tions.
Warning!G
Do not operate the power seats using the 
memory button if the seat backrest is in an 
excessively reclined position. Doing so 
could cause damage to front or rear seats.
First move seat backrest to an upright posi-
tion. 
     
        
        Page 125 of 417
124 Controls in detail
Control system
Multifunction steering wheel
The displays in the multifunction display 
and the settings in the control system are 
controlled by the buttons on the multifunc-
tion steering wheel.1Multifunction display
Operating the control system:
2Selecting a submenu or setting the 
volume:
Press button
æup / to increase
çdown / to decrease
3Telephone*:
Press button
sto take a call, or
to dial a call
tto end a call, or
to reject an incoming call
4Menu systems:
Press button
èfor next menu
ÿfor previous menu
5Moving within a menu:
Press button
jfor next display
kfor previous display
i
G55AMG:
The steering wheel in this vehicle may 
vary from steering wheel shown. 
However, multifunction steering wheel 
symbols and feature description apply 
to AMG vehicles as well. 
     
        
        Page 126 of 417

125 Controls in detail
Control system
Pressing any of the buttons on the multi-
function steering wheel will alter what is 
shown in the multifunction display.
The information available in the multifunc-
tion display is arranged in menus, each 
containing a number of functions or sub-
menus.
The individual functions are then found 
within the relevant menu (radio or CD op-
erations under 
AUDIO, for example). These 
functions serve to call up relevant informa-
tion or to customize the settings for your 
vehicle.It is helpful to think of the menus, and the 
functions within each menu, as being ar-
ranged in a circular pattern.
If you press buttonè orÿ 
repeatedly, you will pass through each 
menu one after the other.
If you press buttonk orj 
repeatedly, you will pass through each 
function display, one after the other, in 
the current menu.In the 
SETTINGS... menu, instead of func-
tions you will find a number of submenus 
for calling up and changing settings. For in-
structions on using these submenus, see 
the “Settings menu” section (
page 132).
The number of menus available in the sys-
tem depends on which optional equipment 
is installed in your vehicle.
i
The headings used in the menus table 
are designed to facilitate navigation 
within the system and are not neces-
sarily identical to those shown in the 
control system displays.
The first function displayed in each 
menu will automatically show you 
which part of the system you are in. 
     
        
        Page 148 of 417

147 Controls in detail
Control system
You can use the functions in the TEL menu 
to operate your telephone, provided it is 
connected to a hands-free system and 
switched on.
Switch on the telephone and COMAND.
Press buttonÿ orè on the 
steering wheel repeatedly until you see 
the 
TEL menu in the display.
Which messages will appear in the display 
field depends on whether your telephone is 
switched on or off:
If the telephone is off, the message in 
the multifunction display is: 
TEL OFF.
If the telephone is on:
The telephone will then search for a 
network. During this time the display is 
empty.
As soon as the telephone has found a 
network, 
READY is indicated in the dis-
play.
1Signal strength
This standby message indicates that your 
telephone is ready for use and you can op-
erate it using the control system.Answering a call
When your telephone is ready to receive 
calls, you can answer a call at any time. In 
the display you will then see the message:
Press buttons.
You have answered the call. In the dis-
play you see the length of the call.
Ending a call
Press buttont.
You have ended the call. In the display 
you will again see the standby 
message.
Never operate radio transmitters equipped 
with a built-in or attached antenna (i.e. with-
out being connected to an external antenna) 
from inside the vehicle while the engine is 
running. Doing so could lead to a malfunc-
tion of the vehicle’s electronic system, pos-
sibly resulting in an accident and/or 
personal injury.