Contents
Controls in detail............................. 321
Locking and unlocking ....................... 322
SmartKey ..................................... 322
SmartKey with KEYLESS-GO*....... 326
Checking batteries
in the SmartKey or
SmartKey with KEYLESS-GO*....... 332
Loss of the SmartKey
or SmartKey with KEYLESS-GO* .. 332
Opening doors from the inside ..... 333
Power closing assist for doors and
trunk lid ........................................ 334
Automatic central locking ............ 334
Locking and unlocking
from the inside ............................. 335
Starter switch positions ..................... 336
SmartKey ..................................... 336
SmartKey with KEYLESS-GO*....... 337Seats ................................................. 339
Seat adjustment........................... 339
Folding front
seat backrest forward .................. 342
Easy-entry/exit feature ................ 344
Seat heating ................................. 346
Seat ventilation* .......................... 347
Head restraints ............................ 348
Steering wheel ................................... 351
Steering wheel adjustment .......... 351
Heated steering wheel* ............... 352
Mirrors ............................................... 353
Interior rear view mirror ............... 353
Exterior rear view mirrors............. 353
Power folding
exterior rear view mirrors ............. 354
Auto-dimming rear view mirrors ... 355
Activating exterior rear
view mirror parking position......... 356
Memory function ............................... 357
Storing positions into memory ..... 358
Recalling positions from memory . 358
Storing exterior rear view mirror
parking position ........................... 359Fastening the seat belts .................... 360
Proper use of seat belts ............... 362
Seat belt height adjustment ......... 362
Lighting ............................................. 363
Exterior lamp switch .................... 363
Switching on high beams ............. 367
Headlamp cleaning system .......... 367
Corner-illuminating lamps ............ 368
Hazard warning flasher ................ 369
Interior lighting ............................ 369
Courtesy lighting .......................... 371
Door entry lamps ......................... 371
Trunk lamp ................................... 371
Windshield wipers ............................. 372
Switching on/off
windshield wipers ........................ 372
Intermittent wiping ...................... 373
Single wipe .................................. 373
Wiping with
windshield washer fluid................ 373
Power windows ................................. 374
Opening and closing
power windows ............................ 374
Summer opening feature ............. 376
Convenience closing feature ........ 376
ProCarManuals.com
38 At a glance
Driver’s door control panel
ItemPage
1Inside door handle333
2Central unlocking switch333
3Central locking switch333
4Memory function (for storing
seat, exterior mirror, and
steering wheel settings)357
5Selector button for front
passenger seat341
6Seat heating
Seat ventilation*346
347
7Seat adjustment339
ItemPage
8Exterior rear view mirror
adjustment
Mirror folding function353
354
9Switches for opening/ closing
side windows374
aRemote trunk opening/clos-
ing switch461
bRear window override switch62
ProCarManuals.com
152 Control systems
COMAND navigation (introduction)
To allow the update to run to the
end without canceling: Take no fur-
ther action.
If the update is successfully complet-
ed, you will see a message to this ef-
fect.
Confirming message: Press n.
COMAND ejects the DVD.
Take DVD out of slot.
The update is complete.
If the update is not successfully complet-
ed, you will see a message that the map
update is not possible.
Confirming message: Press n.
COMAND ejects the DVD.
Take DVD out of slot.The update may not be successfully com-
pleted for the following reasons:
DVD dirty or scratched
Clean DVD.
See the “Notes about handling
DVDs” section (
page 149).
Restart update.
Overheating due to excessive tempera-
tures in the vehicle interior
Wait until vehicle interior has
cooled down.
Restart update.
The storage medium (hard disk) inte-
grated in COMAND is defective.
Consult an authorized
Mercedes-Benz Center.Map software is not compatible with
the navigation system
You will see a message that the update is
not possible.
Confirming message: Press n.
COMAND ejects the DVD.
Take DVD out of slot.
Load a DVD which is compatible with
the vehicle’s navigation system.
Map software is not compatible with
the current system software
You will see a message that the system
software and the map software are not
compatible.
Confirming message: Press n.
COMAND ejects the DVD.
Take DVD out of slot.
Have the system software updated at
an authorized Mercedes-Benz Center.
iIf the update is canceled, the navigation sys-
tem remains fully operational with the previous
map data. You can restart the update at a later
date. It will then continue from the point where it
was canceled.iThe navigation system remains fully opera-
tional with the previous map data.
iThe map software cannot be updated until
the system software has been updated.
ProCarManuals.com
342 Controls in detail
Seats
When the indicator lamp on button1 is
on, you can operate the following features
of the front passenger seat:
seat adjustment
seat heating/ventilation*
memory function
Folding front seat backrest forward
1Release lever
Folding backrest forward
Lift release lever1 and fold the seat
backrest forward.
The seat will automatically slide for-
ward and the head restraint will move
down.Folding backrests back
Lift release lever1.
Fold and press the seat backrest rear-
ward until it engages in driving posi-
tion.
The seat and head restraint return to
their previous positions.
iTo interrupt the procedure, activate the seat
adjustment switch (
page 340) or move the re-
lease lever again.
!When moving the seat, make sure there are
no items in the footwell or behind the seats. Oth-
erwise you could damage the seats.
Warning!G
Always ensure that no one can become
trapped or injured when the seat is moving.
In case potential danger exists, the proce-
dure can be interrupted by moving the seat
adjustment switch (
page 340) in the door
control panel or by moving the release lever
again.
ProCarManuals.com
346 Controls in detail
Seats
Seat heating
The buttons for seat heating are located on
the respective door. The red indicator
lamps on the button come on to show the
heating level selected.
1Seat heating buttonSwitch on the ignition (page 336).
Switching on: Press button1 repeat-
edly until the desired heating level is
set.
One or more red indicator lamps on the
button show the selected heating level.
Switching off: Press button1 repeat-
edly until all indicator lamps go out.
Level
3Three indicator lamps on
(highest level)
The seat heating automatically
switches to level2 after approxi-
mately 8 minutes.
2Two indicator lamps on
The seat heating automatically
switches to level1 after approxi-
mately 10 minutes.
1One indicator lamp on
(lowest level)
The seat heating automatically
switches off after approximately
20 minutes. With seat heating
and seat ventilation* activated
the seat heating will not switch
off after 20 minutes.
offNo indicator lamp on
iIf one or more of the lamps on the seat heat-
ing button are flashing, there is insufficient volt-
age available since too many electrical
consumers are turned on. The seat heating
switches off automatically.
The seat heating will switch back on again auto-
matically as soon as sufficient voltage is avail-
able.
ProCarManuals.com
352 Controls in detail
Steering wheel
Heated steering wheel*
The steering wheel heating warms up the
leather area of the steering wheel.
1Switching on
2Switching off
3Indicator lamp
Switch on the ignition (page 336).
Switching on: T urn s witc h at t he tip of
stalk in the direction of arrow1.
The steering wheel is heated. Indicator
lamp3 comes on.
Switching off: T u r n s w i t c h a t t h e t i p o f
stalk in the direction of arrow2.
The steering wheel heating is turned
off. Indicator lamp3 goes out.
iThe steering wheel heating will not switch
on, when the temperature of the vehicle interior
is above 86°F (30°C).
iIndicator lamp3 flashes or goes out
in case of power surge or undervoltage
in case of a steering wheel heating
malfunction
iThe steering wheel heating switches off
automatically:
when you remove the SmartKey from the
starter switch
on vehicles with KEYLESS-GO*, when you
switch off the ignition (
page 336) and
open the driver’s door
when the temperature of the vehicle interior
is above 86°F (30°C)
after approximately 30 minutes
ProCarManuals.com
452 Controls in detail
Air vents
Opening and closing air vents
Center air vents
Opening: Turn thumbwheels 4
and5 upward (
page 450).
Closing: Turn thumbwheels 4 and 5
downward.
Side air vents
Opening: Turn thumbwheels next to
side air vents2 and7 upward
(
page 450).
Closing: Turn thumbwheels down-
ward.
Rear center console air vents
Increasing/decreasing air volume:
Turn thumbwheelc or d to the left
or right (
page 450).
Ventilated storage compartment
The storage compartment under the front
armrest can be ventilated when the auto-
matic climate control is switched on.
1Switching ventilation off
2Switching ventilation on
The air volume is dependent on the setting
of:
air distribution control
air volume control
air vents in the dashboard
The air temperature is about the same as
that of the dashboard air vents. It cannot
be regulated separately.
iFor draft-free ventilation, move the sliders
for the center air vents 3 and 6 (
page 450)
to the middle position.
iThe temperature at the air ventsa andb
(
page 450) for rear passenger compartment
will be approximately the same as at the dash-
board center air vents.
!Extreme temperatures can occur in the stor-
age compartment. Switch off the air vents in the
storage compartment while the heating is
switched on if you are transporting heat-sensi-
tive items in the compartment.
Keep the air vents free of obstruction.
ProCarManuals.com
457 Controls in detail
Automatic climate control
Adjustments
Depending on vehicle production date, you
can adjust the air volume and the temper-
ature when the front defroster is switched
on. The air flow will remain on the wind-
shield and door windows.
Press buttonQ up or down to in-
crease or decrease air volume to the
desired level.
The air volume increases/decreases to
the next higher/lower blower speed
and heating switches to the tempera-
ture that was set before the front de-
froster was switched on.
The indicator lamp on button;
goes out.
or
Press temperature control %$
2and/ora (
page 453) upward or
downward.
Heating switches to the temperature
that was set before the front defroster
was switched on.The indicator lamp on button; goes
out.
Deactivating
Press button; (page 453) up or
down.
The indicator lamp on the button goes
out.
The previous settings are once again in
effect, except air recirculation mode
stays off.
Windshield fogged on the outside
Switch the windshield wipers on
(
page 372).
Press buttonU (page 453) up or
down.
The indicator lamp on the button
comes on.
Rear window defroster
Activating
Switch on the ignition (page 336).
Press button< (page 453) up or
down.
The indicator lamp on the button
comes on.
Deactivating
Press button< (page 453) up or
down.
The indicator lamp on the button goes
out.
iThe air conditioning compressor remains on
even with the indicator lamp on button;
goes out. This helps to prevent windshield from
fogging.
!The rear window defroster uses a large
amount of power. To keep battery drain to a min-
imum, switch off the defroster as soon as the
rear window is clear.
iThe defroster is automatically deactivated
after some time of operation depending on the
outside temperature.
ProCarManuals.com