Page 113 of 442

113 Controls in detailSeats
Massage function (PULSE)
The massage function can help prevent
muscle tension during long drives.
Press button6.
The indicator lamp in button2 comes
on. The air cushions in the lumbar area
pulsate.
Heated seats*
Both switches for the front seats are locat-
ed in the center console. The red indicator
lamps in the switch come on to show
which heating level you have selected.
1Seat heating switch
Make sure the ignition is switched on.
All lights in the instrument cluster
come on.
Switching seat heating on
Press button1 repeatedly until the
desired heating level is set.
One or more red indicator lamps on the
switch show the selected heater level
iThe massage function turns off auto-
matically after approximately five min-
utes.
Leveloff
No indicator lamps on
1
One indicator lamp on
2
Two indicator lamps onThe seat heater automatically
switches to level 1 after approxi-
mately ten minutes.
3
Three indicator lamps onThe seat heater automatically
switches to level 2 after approxi-
mately five minutes.
Page 114 of 442

114 Controls in detailSeatsSwitching seat heating off
Press button1 repeatedly until all in-
dicator lamps go out.
Seat ventilation*
The switch is located on the center con-
sole. Seat ventilation can be activated
manually with the ignition on, or by the
summer opening feature (
page 199).
The blue indicator lamps on the switch
show the ventilation level selected:
1Seat ventilation switch
Make sure the ignition has been
switched on.
All lights in the instrument cluster
come on.
iThe seat heating will be automatically
switched off after approximately
20 minutes.!If one or more of the lamps on the seat
heater switch are flashing, there is in-
sufficient voltage available since too
many electrical consumers are turned
on. The seat heater switches off auto-
matically.
The seat heater will switch back on
again automatically as soon as suffi-
cient voltage is available.
Level3
Three indicator lamps lit
2
Two indicator lamps lit
1
One indicator lamp lit
off
No indicator lamp lit
Page 115 of 442
115 Controls in detailSeats
Switching seat ventilation on
Press button1 repeatedly until the
desired ventilation level is set.
Switching seat ventilation off
Press button1 repeatedly until all in-
dicator lamps go out.iThe seat ventilation is automatically set
to the highest level if activated via sum-
mer opening feature (
page 199).
!If one or all of the lamps flash on the
seat ventilation switch, there is insuffi-
cient voltage due to too many electrical
consumers being switched on. The seat
ventilation switches off automatically.
The seat ventilation will switch back on
again automatically as soon as suffi-
cient voltage is available.
Page 133 of 442
133 Controls in detail
Control system
Menus, submenus and functions
Menu1
Menu2
Menu3
Menu4
Menu5
Menu6
Menu7
Menu8
Standard dis-
play
AUDIO
NAVI*
Distronic*
Malfunction
memory
Settings
Trip computer
Telephone
Commands/submenusDigital speed-
ometer
Select radio
station
Activate
route guid-
ance
Call up set-
tings
Call up malfunc-
tion messages
Reset to factory
settings
Fuel consumption
statistics after
start
Load phone
book
Call up FSS
PLUS
Operate CD
player
Instrument clus-
ter submenu
Fuel consumption
statistics since
the last reset
Search for
name in
phone book
Check tire pres-
sure*
Time/Date sub-
menu
Call up range
Check engine oil
level
Lighting sub-
menuVehicle sub-
menuConvenience
submenuDynamic seat*
submenu
Page 134 of 442

134 Controls in detailControl systemStandard 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:Select radio station
Turn on the radio. Refer to separate op-
erating instructions.
Press buttonè orÿ repeatedly
until you see the currently tuned sta-
tion in the display.
1Waveband setting
2Station frequency
Press buttonk orj repeatedly
until the desired station is found.
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
134
Call up FSS PLUS
297
Check tire pressure*
291
Check engine oil level
283
Function
Page
Select radio station
134
Select satellite radio station*
135
Operate CD player
135
Page 140 of 442

140 Controls in detailControl systemThe table below shows what settings can
be changed within the various menus. De-
tailed instructions on making individual
settings can be found on the following pag-
es.INSTRUMENT CLUSTER
TIME/DATE
LIGHTING
VEHICLE
CONVENIENCE
DYNAMIC SEAT*
Select temperature dis-
play mode
Synchronizing the
time
Set daytime running
lamp mode
(USA only)
Set automatic lock-
ing
Activate
easy-entry / exit
feature
Set level for dynam-
ic seat, driver
Select speedometer dis-
play mode
Set time (hours)
Set locator lighting
Set SmartKey-de-
pendency
Set level for dynam-
ic seat, passenger
Select language
Set time (minutes)
Ambient lighting
Set parking position
for exterior rear
view mirror
Select display (speed dis-
play or outside tempera-
ture) for status line
Set date (month)
Exterior lamps de-
layed shut-off
Select display (speed dis-
play or outside tempera-
ture) for basic display
Set date (day)
Interior lighting de-
layed shut-off
Tire pressure unit dis-
play*
Set date (year)
Page 146 of 442

146 Controls in detailControl systemLighting submenu
Access the
Lighting
submenu via the
Set-
tings
menu. Use the
Lighting
submenu
to change the lamp and lighting settings on
your vehicle. The following functions are
available:Setting daytime running lamp mode
(USA only)
Move the selection marker with
theæ orç button to the Lighting
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Lamp circuit headlamp
.
The selection marker is on the current
setting.
Pressæ orç to select
manual
or
daytime running lamp (
constant
)
mode. This function is not available in
countries where daytime running
lamps are mandatory.With daytime running lamp mode se-
lected and the exterior lamp switch at
position 0, the following lamps will
come on automatically when the en-
gine is turned on:
Parking lamps and low beam head-
lamps
License plate lamps (in low ambient
light conditions)
Function
Page
Set daytime running lamp mode
(USA only)
146
Set locator lighting
147
Ambient light level
147
Exterior lamps delayed shut-off
148
Interior lighting delayed shut-off
149
iIf you turn the exterior lamp switch to
another position, the corresponding
lamp(s) will switch on.
For safety reasons, resetting the Lighting
submenu to factory settings
(
page 138) while driving will not re-
set the daytime running lamp mode.
In the display you will then see the mes-
sage:
Lighting
Page 147 of 442

147 Controls in detail
Control system
Setting locator lighting
During darkness, the following lamps will
come on when the exterior lamp switch is
in position
U
, the locator lighting fea-
ture is activated and the vehicle is un-
locked by SmartKey:
Parking lamps
Tail lamps
License plate lamps
Front fog lamps
The locator lighting switches off when the
driver’s door is opened. It switches off au-
tomatically after a period of approximately
40 seconds.
Move the selection marker with
theæ orç button to the
Light-
ing
submenu.
Press buttonj ork repeatedly
until you see this message in the dis-
play:
Function Surround lighting
.
The selection marker is on the current
setting.
Pressæ orç to select the de-
sired setting.
The locator lighting will be switched on
or off.
Ambient light level
Using this function, you can adjust the
brightness of the ambient lighting.
Move the selection marker with the
æ orç button to the Lighting
submenu.
Press button j ork repeatedly
until you see the message
Ambient
light Level
in the display.
The selection marker is on the current
setting.
Press æ orç to select the
brightness of the lighting. 1 represents
the darkest setting and 5 represents
the brightest setting.
The ambient light is switched off below
setting 1 or above setting 5. The selec-
tion marker points to off.