Page 115 of 376

115 Controls in detail
Control system
Standard display menu
You can select the functions in the stan-
dard display menu with button 
k
 or 
j
.
The following functions are available:
Display digital speedometer
Press button 
j
 once.
The current vehicle speed is shown in 
the right display field.
AUDIO menu
The functions in the 
AUDIO
 menu operate 
the audio equipment which you currently 
have turned on. 
If no audio equipment is currently turned 
on the message 
AUDIO off
 is shown in the 
right display.
The following functions are available:
iThe 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.
Function
Page
Call up digital speedometer
115
Call up FSS 
242
Check tire pressure* 
236
Check engine oil level
228
Function
Page
Select radio station
116
Operate CD player
116 
     
        
        Page 117 of 376

117 Controls in detail
Control system
NAVI menu
The 
NAVI
 menu contains the functions 
needed to operate your navigation system. 
Press button 
è
 or 
ÿ
 repeatedly 
until you see the message NAVI
 in the 
left display.
The message shown is the right display 
field depends on the status of the naviga-
tion system:
If the navigation system is off, the mes-
sage 
NAVI OFF
 is shown in the display. 
If the navigation system is on, the mes-
sage 
NAVI READY
 is shown in the dis-
play.
Please refer to the COMAND manual for in-
structions on how to activate the route 
guidance system.
Distronic* menu
Use the Distronic menu to display the cur-
rent settings for your Distronic system. 
What information is shown in the left dis-
play field depends on whether the Distron-
ic system is active or inactive.
Please refer to the “Driving systems” sec-
tion of this manual (
page 171) for in-
structions on how to activate Distronic.
Press button 
è
 or 
ÿ
 repeatedly 
until you see one of the following two 
pictures in the display.Distronic deactivated
When Distronic is deactivated you will see 
the standard display in the left display 
field.
1Vehicle ahead, if detected
2Actual distance to vehicle ahead
3Should-be distance to vehicle ahead
4Your vehicle
5Symbol for activated distance warning 
function 
     
        
        Page 207 of 376

207 Controls in detail
Useful features
Remote door unlock
In case you have locked your vehicle unin-
tentionally (e.g. key inside vehicle), and the 
reserve key is not handy:
Contact the Mercedes-Benz Response 
Center at 1-800-756-9018 (in the USA) 
or 1-888-923-8367 (in Canada).
You will be asked to provide your pass-
word which you provided when you 
completed the subscriber agreement.
Then return to your vehicle and press 
trunk lock for minimum of 20 seconds 
until the SOS button is flashing.
The message 
Emergency call – 
Call connected 
appears in the multi-
function display.
As an alternative, you may unlock the vehi-
cle via Internet using the ID and password 
sent to you shortly after the completion of 
your Acquaintance Call.
The Response Center will then unlock your 
vehicle with the remote door unlocking 
feature.
!If the indicator lamp continues to flash 
or the system does not reset, contact 
the Response Center at 
1-800-756-9018 (in the USA) or 
1-888-923-8367 (in Canada), or Mer-
cedes-Benz Customer Assistance at 
1-800-FOR-MERCedes 
(1-800-367-6372) in the USA or Cus-
tomer Service at 1-800-387-0100 in 
Canada.iThe indicator lamp in the respective 
button flashes until the call is conclud-
ed. Calls can only be terminated by a 
Response Center or Customer Assis-
tance Center representative except 
Roadside Assistance and Information 
calls, which can also be terminated by 
pressing button 
ì
on the multifunc-
tion steering wheel.
iWhen a Tele Aid call has been initiated, 
the COMAND system audio is muted 
and the selected mode (radio or CD) 
pauses. The optional cellular phone (if 
installed) switches off. If you must use 
this phone, the vehicle must be parked. 
Disconnect the coiled cord and place 
the call. The navigation system (if en-
ga ged ) wil l continu e to ru n. The  dis pla y  
in the instrument cluster is available for 
use and spoken commands are only 
available by pressing the RPT button on 
the COMAND unit. A pop-up window 
will appear in the COMAND display to 
indicate that a Tele Aid call is in 
progress. 
     
        
        Page 353 of 376

353 Technical terms
Gear range
Number of gears which are available to 
the automatic transmission for shifting. 
The automatic gear shifting process 
can be adapted to specific operating 
conditions using the selector lever.
GPS
(G
lobal P
ositioning S
ystem)
Satellite-based system for relaying 
geographic location information to and 
from vehicles equipped with special re-
ceivers. Employs CD digital maps for 
navigation.
Head-thorax airbag
Installed in the doors, these airbags 
protect occupants during side impact 
collisions exceeding a preset thresh-
old. Unlike normal side airbags, 
head-thorax airbags are also designed 
to provide protection for the head area.
Instrument cluster
The displays and indicator/warning 
lamps in the driver’s field of vision, in-
cluding the tachometer, speedometer, 
engine temperature and fuel gauge.KEYLESS-GO*
System for entering and operating the 
vehicle without the use of a key. 
Kickdown
Depressing the accelerator past the 
point of resistance shifts the transmis-
sion down to the lowest possible gear. 
This very quickly accelerates the vehi-
cle and should not be used for normal 
acceleration needs.
Voice control system*
Voice control system for car phones, 
portable cell phones and audio sys-
tems (radio, CD, etc.).
Lock button
Button on the door which indicates 
whether the door is locked or un-
locked. Pushing the lock button down 
on an individual door from inside will 
lock that door.Memory function
Used to store three individual seat, 
steering wheel and mirror positions for 
each key and, if so equipped, 
KEYLESS-GO* feature.
Menu
The control system displays are ar-
ranged in menus. Each menu contains 
a number of commands for particular 
systems. In the Audio menu, for exam-
ple, you will find the commands Select 
radio station or Operate CD player. Us-
ing commands you can directly change 
the settings for your vehicle.
MON
The Motor Octane Number for gasoline 
as determined by a standardized 
method. It is an indication of a gaso-
line's ability to resist undesired detona-
tion (knocking). The average of both 
the MON (Motor Octane Number) and 
RON (Research Octane Number) is 
posted at the pump, also known as AN-
TI-KNOCK INDEX. 
     
        
        Page 367 of 376

367 Index
N
Navigation system
Operating 117
Night security illumination 125
O
Octane number 355
Odometer, main 21
Oil
Adding 229
Checking level 228
Consumption 228
Dipstick 228
Filler neck 229
Oil level
Checking 226
One-touch shifting 138
Opening
Ashtray 196
Cup holders 190
Doors from the inside 89
Fuel filler flap 225
Glove box 190
Hood 227
Luggage cover 160
Retractable hardtop (key) 163
Retractable hardtop (switch) 160Side windows 158
Storage space in the armrest 193
Storage space in the center 
console 193
Sunshade* 167
Trunk from inside vehicle 89
Trunk lid 83
Operating
CD player 116
Navigation system 117
Radio 116
Telephone* 133
Operator’s Manual 8
Overhead control panel 25
Overspeed range 109, 354
P
Panic alarm 67
Panic button on SmartKey 67
Panorama roof*
Sunshade* 166
Sunshade* closing 167
Sunshade* opening 167
Parcel net in passenger footwell 194
Parcel net in trunk 195
Parctronic* deactivation switch 24
Parking 218Parking assistance (Parktronic*) 186
Parking brake
Engaging 47
Message in display 271
Releasing 41
Parking brake pedal 19
Parking lamps 296
Replacing the bulbs 299
Switching on 102
Parking position
Exterior rear view mirrors 100, 131
Parktronic* 24, 186, 354
Activating 189
Cleaning sensors 246
Deactivating 189
Malfunctioning 189
Minimum distance 187
Range 187
Rear sensors 187
Sensors 246
Warning indicators 19, 187
Passenger side
Front airbag 57
Head-thorax airbag 58
Parcel net in footwell 194
Pedals 215