Page 4 of 376

Contents
Automatic central locking ..............  87
Locking and unlocking 
from the inside ...............................  88
Seats....................................................  89
Easy-entry/exit feature* ................  89
Removing and installing 
front seat head restraints ...............  90
Rear seat head restraints ...............  91
Heated seats* ................................  93
Memory function*................................  95
Storing positions into memory .......  96
Recalling positions from memory ...  96
Storing exterior rear view mirror 
parking position .............................  97
Lighting ................................................  98
Exterior lamp switch .......................  98
Combination switch......................  102
Hazard warning flasher.................  102
Interior lighting .............................  103
Instrument cluster .............................  105
Instrument cluster illumination.....  105
Coolant temperature display ........  106
Trip odometer...............................  107
Tachometer ..................................  107
Outside temperature indicator .....  107
Control system ..................................  109Multifunction display ....................  109
Multifunction steering wheel ........  110
Menus ..........................................  112
Standard display menu ................  114
AUDIO menu ................................  114
NAVI* menu .................................  117
Malfunction memory menu ..........  117
Settings menu ..............................  118
Trip computer menu .....................  132
TEL menu* ...................................  134
Manual transmission .........................  137
Shifting into reverse .....................  138
Automatic transmission* ...................  139
One-touch gearshifting.................  140
Gear ranges..................................  141
Gear selector lever position .........  142
Program mode selector switch.....  144
Accelerator position .....................  145
Emergency operation 
(Limp Home Mode) ......................  145
Good visibility ....................................  146
Rear view mirrors .........................  146
Headlamp cleaning system* ........  148
Sun visors ....................................  148
Rear window defroster .................  149
Climate control ..................................  150Setting the temperature...............  153
Adjusting 
air distribution and volume ..........  153
Defrosting ....................................  154
Air recirculation mode..................  154
Deactivating the 
climate control system.................  155
Air conditioning............................  156
Ventilated storage compartment .  157
Rear passenger compartment 
adjustable air vents......................  158
Audio system .....................................  159
Audio and telephone, operation ...  159
Operating safety ..........................  159
Operating and display elements...  160
Button and soft key operation......  162
Operation .....................................  162
Radio operation ...........................  165
Satellite radio (SAT)* (USA only) ..  168
Cassette operation ......................  172
CD changer* operation ................  175
Telephone* operation ..................  179
Power windows .................................  186
Opening and closing the windows  186
Synchronizing power windows .....  188
Panorama sliding/pop-up roof* ........  189 
     
        
        Page 25 of 376
25 At a glance
Center console
Center console
Upper part
Item
Page
1
Seat heater*, driver‘s side
93
2
ESP control switch
75
3
Hazard warning flasher 
switch – switching on/off
102
4
Central locking switch
88
5
Anti-theft alarm system in-
dicator lamp
78
Tow-away alarm switch
79
6
Seat heater*, passenger 
side
93
7
PASS. AIRBAG OFF indica-
tor lamp 
67
8
Audio system, or
159
COMAND* (see separate 
operating instructions)
9
Climate control
150 
     
        
        Page 81 of 376
81 Controls in detail
Locking and unlocking
Seats
Memory function*
Lighting
Instrument cluster
Control system
Manual transmission
Automatic transmission*
Good visibility
Climate control
Audio system
Power windows
Panorama sliding/pop-up roof*
Driving systems
Loading
Useful features 
     
        
        Page 109 of 376

109 Controls in detail
Control system
Control system
The control system is activated as soon as 
the SmartKey in the starter switch is 
turned to position1. The control system 
enables you to
call up information about your vehicle
change vehicle settings
For example, you can use the control sys-
tem to find out when your vehicle is next 
due for service, to set the language for 
messages in the instrument cluster dis-
play, and much more.
The control system relays information to 
the multifunction display.
Multifunction display
1Outside temperature
2Main odometer
3Trip odometer
4Automatic transmission program mode
5Current gear selector lever position
6Digital clock
iThe displays for the audio systems (ra-
dio, CD player, cassette player) will ap-
pear in English, regardless of the 
language selected.
Warning!
G
A driver’s attention to the road and traffic 
conditions must always be his /her primary 
focus when driving.
For your safety and the safety of others, se-
lecting features through the multifunction 
steering wheel should only be done by the 
driver when traffic and road conditions per-
mit it to be done safely.
Bear in mind that at a speed of just 30 mph 
(approximately 50 km/h), your vehicle is 
covering a distance of 44 feet (approximate-
ly 13.5 m) every second. 
     
        
        Page 110 of 376

110 Controls in detailControl systemMultifunction 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.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.
1
Multifunction display in the speed-
ometerOperating the control system
2
Selecting the submenu or setting 
the volumeçdown / to decreaseæup / to increase
3
Telephone*íto take a callìto end a call
4
Menu systemsèfor next menuÿfor previous menu
5
Moving within a menujfor next displaykfor previous display 
     
        
        Page 113 of 376
113 Controls in detail
Control system
Menus, submenus and functions
Menu1
Menu2
Menu3
Menu4
Menu5
Menu6
Menu7
Commands/submenusStandard dis-
play
AUDIO
NAVI*
Malfunction 
memory
Settings
Trip computer
Telephone
Coolant temper-
ature display
Select radio sta-
tion
Activate route 
guidance
Call up malfunc-
tion messages
Reset to factory 
settings
Fuel consumption 
statistics after 
start
Load phone 
book
Digital speed-
ometer
Operate CD 
player*
Instrument cluster 
submenu
Fuel consumption 
statistics since the 
last reset
Search for name 
in phone book
Call up FSS
Operate cas-
sette player
Lighting submenu
Call up range
Check engine oil 
level
Vehicle submenuConvenience sub-
menu 
     
        
        Page 114 of 376

114 Controls in detailControl system
Standard display menu
You can select the functions in the stan-
dard 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 dis-
play
106
Call up digital speedometer
114
Call up FSS
249
Check engine oil level
238
Function
Page
Select radio station
115
Select satellite radio station*
115
Operate CD player*
116
Operate cassette player
116 
     
        
        Page 116 of 376

116 Controls in detailControl system
Operate the CD player*
Turn on the radio and select the CD 
player (
page 175). Vehicles with CO-
MAND*: Refer to separate operating in-
structions.
Press buttonè orÿ repeatedly 
until the settings for the CD currently 
being played are shown in the display.
1Current track
2Current CD (for CD changer*)
Press buttonk orj repeatedly 
until the desired track is selected.Operate the cassette player*
Turn on the radio and select the cas-
sette player (
page 116). Vehicles 
with COMAND*: Refer to separate op-
erating instructions.
Press buttonè orÿ repeatedly 
until the settings for the cassette cur-
rently being played are shown in the 
display.
1Current side
Press buttonj to fast forward to 
the next track.
Press buttonk to rewind the cas-
sette to the beginning of the current 
track.
iFeature description is based on prelim-
inary information available at time of 
printing.
For more information on satellite radio 
operation, see “Satellite radio (SAT)* 
(USA only)” (
page 168) 
Vehicles with COMAND*: Refer to sep-
arate operating instructions.
iTo select a CD from the magazine, 
press a number on the audio system or 
the COMAND* system key pad located 
in the center dashboard.