Page 116 of 400

116 Controls in detailControl system
Standard display menu
You can select the functions in the 
standard display menu with buttonk 
orj.
The following functions are available:
Display digital speedometer
Press buttonj twice.
The current vehicle speed is shown in 
the multifunction display.
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 
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 coolant temperature 
display
108
Call up digital speedometer 
116
Call up FSS
265
Check engine oil level
254
Function
Page
Select radio station
117
Select satellite radio station*
117
Operate CD player*
118
Operate cassette player
119 
     
        
        Page 119 of 400

119 Controls in detail
Control system
Operate the cassette player
Turn on the radio and select the 
cassette player (
page 182).
Vehicles with COMAND*:
Refer to separate operating 
instructions.
Press buttonè orÿ repeatedly 
until the settings for the cassette 
currently being played are shown in the 
display.
1Current side
Press buttonj to fast forward to 
the next track.
Press buttonk to rewind the 
cassette to the beginning of the current 
track.
NAVI* menu
The 
NAVI
 menu contains the functions 
needed to operate your navigation system.
Press buttonè orÿ repeatedly 
until you see the message 
NAVI
 in the 
display.
If the navigation system is switched off, 
the message 
NAVI OFF
 is shown in the 
display. 
If the navigation system is on, the 
message 
NAVI ACTIVE
 is shown in the 
display.
Please refer to the COMAND* manual for 
instructions on how to activate the route 
guidance system*.
iTo select the reverse side of the tape, 
press button below track number on 
the audio system display, or enter 
request on the COMAND* system 
located in the center dashboard. 
     
        
        Page 229 of 400

229 Controls in detail
Useful features
Remote door unlock
In case you have locked your vehicle unin-
tentionally (e.g. SmartKey inside vehicle), 
and the reserve SmartKey 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 pull the 
tailgate recessed handle for a 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.
iWhen a Tele Aid call has been initiated, 
the audio system or the COMAND* sys-
tem audio is muted and the selected 
mode (radio, tape or CD) pauses. The 
optional cellular phone (if installed) 
switches off. If you must use this 
phone, the vehicle must be parked. Dis-
connect the coiled cord and place the 
call. The COMAND* navigation system 
(if engaged) will continue to run. The 
display in the instrument cluster is 
available for use, and spoken com-
mands 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.
iThe remote door unlock feature is avail-
able if the relevant cellular phone net-
work is available.
The SOS button will flash and the 
message 
EMERGENCY CALL – 
CALL CONNECTED
 will appear in the 
multifunction display to indicate 
receipt of the door unlock command.
Once the vehicle is unlocked, a 
Response Center specialist will 
attempt to establish voice contact with 
the vehicle occupants.
If the tailgate recessed handle was 
pulled for more than 20 seconds 
before door unlock authorization was 
received by the Response Center, you 
must wait 15 minutes before pulling 
the tailgate recessed handle again. 
     
        
        Page 358 of 400

358 Technical termsCOMAND*
(C
ockpit M
anagement and D
ata 
System)
Information and operating center for 
vehicle sound and communications 
systems, including the radio and the 
navigation system, as well as other 
optional equipment (CD changer*, 
telephone*, etc.).
Control system
The control system is used to call up 
vehicle information and to change 
component settings. Information and 
messages appear in the multifunction 
display. The driver uses the buttons on 
the multifunction steering wheel to 
navigate through the system and to 
adjust settings.
Cruise control
Driving convenience system for 
automatically maintaining the vehicle 
speed set by the driver.Engine number
The number set by the manufacturer 
and placed on the cylinder block to 
uniquely identify each engine 
produced.
Engine oil viscosity
Measurement for the inner friction 
(viscosity) of the oil at different temper-
atures. The higher the temperature an 
oil can tolerate without becoming thin, 
or the lower the temperature it can 
tolerate without becoming viscous, the 
better the viscosity.
ESP
(E
lectronic S
tability P
rogram)
Improves vehicle handling and 
directional stability.
ETD
(E
mergency T
ensioning D
evice)
Device which deploys in certain frontal 
and rear collisions exceeding the 
system's threshold to tighten the 
seat belts.
->SRSFSS
(F
lexible S
ervice S
ystem)
Service indicator in the multifunction 
display that informs the driver when 
the next vehicle maintenance service 
is due.
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 gear selector 
lever.
GPS
(G
lobal P
ositioning S
ystem)
Satellite-based system for relaying 
geographic location information to and 
from vehicles equipped with special 
receivers. Employs CD digital maps for 
navigation. 
     
        
        Page 379 of 400

379 Index
N
Navigation system
Operating 119
See separate COMAND* 
operating instructions
Night security illumination 102
Setting 129
O
Occupant safety 56
Airbags 57
Children and airbags 58
Children in the vehicle 65
Fastening the seat belt 40
Infant and child restraint systems 65
LATCH-type child seat anchors 71
Seat belts 40, 60
Odometer, main 23
Oil
Adding 256
Consumption 254
Filler neck 256Oil level
Checking 251
One-touch gearshifting 140
Canceling gear range limit 140
Downshifting 140
Upshifting 140
Opening
Ashtray 219
Doors from the inside 87
Fuel filler flap 250
Fuel filler flap manually 308
Glove box 215
Hood 252
Side windows 197
Sliding/pop-up roof 199, 309
Sliding/pop-up roof in an 
emergency 309
Sliding/pop-up roof with 
SmartKey 200
Tailgate 87
Windows 196
Windows with SmartKey 198Operating
Audio system 169
Cassette player 119
CD player 118
COMAND* see separate 
operating instructions
Navigation system 119
Radio 117
Radio transmitter 246
Telephone* 136, 169, 189
Vehicle outside 
the USA and Canada 13
Operating safety
Audio system 169
Operator’s Manual 10
Ornamental moldings 269
Outer seats
Rear seat head restraints 94
Outside temperature indicator 109
Overdue service 265
Overhead control panel 27