Page 162 of 424
159 Exterior lamp switch
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Locator lighting
After unlocking the vehicle with the electronic main key
during darkness, the fog lamps, parking lamps,
taillamps and license plate lamps switch on for a
approx. 40 seconds.
The exterior lamps will be switched off when opening
the driver’s door.
See “Individual settings” – “LIGHTING” on page 142 for
instructions on how to activate the function. Headlamp cleaning system
Turn the electronic key in starter switch to position 1
or 2.
The headlamps will be cleaned with a high-pressure
water jet when you press the headlamp washer
button (1).
See page 334 for instructions on filling up the
windshield/headlamp washer reservoir.
P54.25-2391-26
1
Page 164 of 424

161 Combination switch
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index 6 Press switch briefly:
Single wipe without washer fluid
(select only if windshield is wet).
Push switch past resistance point:
Windshield washer system, windshield wipers.
See page 334 for instructions on filling the
windshield/headlamp washer reservoir.
7Windshield wipers0Off
I Intermittent wiping
One initial wipe, pauses between wipes are
automatically controlled by a rain sensor
monitoring the wetness of the windshield. This
will not occur with a front door open.
Notes:
With switch in this position, one wipe occurs
when turning the electronic key in starter switch
from position 0. This will not occur with a front
door open.
Do not leave in intermittent setting when vehicle
is taken to an automatic car wash or during
windshield cleaning. Wipers will operate in
presence of water spray at windshield, and
wipers may be damaged as a result.
II Normal wiper speed
III Fast wiper speed
P54.25-2389-26
6
7
Page 165 of 424

162 Combination switch
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Blocked windshield wipers
If the windshield wipers become blocked (for example,
due to snow), switch off the wipers.
For safety reasons before removing ice or snow, remove
electronic key from starter switch. Remove blockage.
Activate combination switch again (electronic key in
starter switch position 1).
Emergency operation of windshield wipers
In case of windshield wiper malfunction in switch
positions I or III, turn combination switch to wiper
setting II. Have the system checked at your authorized
Mercedes-Benz Center as soon as possible.Windshield wipers smear
If the windshield wipers smear the windshield, even
during rain, activate the washer system as often as
necessary. The fluid in the washer reservoir should be
mixed in the correct ratio.
See page 334 for instructions on filling up the
windshield/headlamp washer reservoir.
Windshield and headlamp washer fluid mixing ratio
For temperatures above freezing:
MB windshield washer concentrate “S” and water.
1 part “S” to 100 parts water
(40 ml “S” to 1 gallon water).
For temperature below freezing:
MB windshield washer concentrate “S” and
commercially available premixed windshield washer
solvent/antifreeze.
1 part “S” to 100 parts solvent
(40 ml “S” to 1 gallon solvent).
Page 166 of 424
163 Hazard warning flasher
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Hazard warning flasher switch
The hazard warning flasher can be activated either
manually via the switch located in the dashboard, or it
is activated automatically at the time an airbag is
deployed.
To activate hazard warning flasher, press switch once.
To deactivate, press switch again.
If hazard warning flasher was activated automatically,
press switch twice to deactivate.Note:
With the hazard warning flasher activated, the
combination switch in position for either left or right
turn, and the electronic key in starter switch position 1
or 2, only the respective left or right side turn signals
will operate.
Page 177 of 424
174 Automatic climate control
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Residual engine heat utilization
With the engine switched off, it is possible to continue
to heat or ventilate the interior for a short while. Air
volume and distribution are controlled automatically.
To s elec t:
Turn the electronic key in starter switch to position 1
or 0 or remove it altogether.
Press buttonT. The display shows “REST”.
This function selection will not activate if the battery
level is insufficient. The function switches off automatically:
•if the electronic key in starter switch is turned to
position 2,
•after approximately 30 minutes,
•if the battery voltage drops.
Note:
The battery symbol# will appear in the automatic
climate control display some time before the residual
engine heat utilization is switched off if the battery
voltage drops.
Page 179 of 424

176 Automatic climate control
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Rear window defroster
Turn the electronic key in starter switch to position 2.
To s elec t:
Press the Fbutton in the control panel of the
automatic air conditioner. The indicator lamp in the
button illuminates.
To ca nc el:
Press the Fbutton in the control panel of the
automatic air conditioner. The indicator lamp in the
button goes out.
Notes:
Heavy accumulation of snow and ice should be removed
before activating the defroster. The rear window defroster uses a large amount of power.
To keep the battery drain to a minimum, turn off the
defroster as soon as the rear window is clear.
The defroster is automatically turned off after
approximately 6–17 minutes of operation depending on
the outside temperature and vehicle speed.
If several power consumers are turned on
simultaneously, or the battery is only partially charged,
it is possible that the defroster will automatically turn
itself off. When this happens, the indicator lamp inside
the switch starts blinking.
As soon as the battery has sufficient voltage, the
defroster automatically turns itself back on.
Page 181 of 424
178 Interior equipment
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Power w indows
The control panel is located on the driver’s door.
Switches for:
1left, front
2right, front
3left, rear
4right, rear
5Switch for rear door window overrideControl panel on rear center console.
Turn electronic key in starter switch to position 1 or 2.
Opening the side windows:
Pressk on the switch to resistance point.
Closing the side windows:
Pressj on the switch to resistance point.
Release switch when window is in desired position.
3
3
3
3
Page 182 of 424

179 Interior equipment
Te ch n ica l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Express opening and closing of windows
Pressk orj on the switch past resistance point
and release – window opens or closes completely.
To interrupt procedure, briefly pressj ork.
If the upward movement of the window is blocked
during the closing procedure, the window will stop
during the last few inches before closure and open
slightly.
When pressing and holding the switchj to close the
window, and upward movement of the window is
blocked during the last few inches before closure, it will
stop but not
open slightly.
Notes:
The power windows can also be opened and closed
using the summer opening/convenience feature, see
page 45.
When opening a door window, the rear side window
opens slightly. The rear side window will close again
when the closing procedure of the door window is
completed.
Wa r n i n g !
When closing the windows, be sure that there is no
danger of anyone being harmed by the closing
procedure.In case of obstruction, the automatic reversal will
not operate if a door window is being closed by
pressing the switch to its resistance point and
holding it there, or when using the electronic main
key.The closing procedure of door windows can be
immediately reversed by either pressing the switch
or pressing buttonŒon the electronic main key
and holding it, or (vehicle with KEYLESS-GO) when
carrying the KEYLESS-GO-card, pull and hold a
door handle.When leaving the vehicle, always remove the
electronic key from starter switch, take the
KEYLESS-GO-card (if so equipped) with you, and
lock your vehicle. Do not leave children unattended
in the vehicle, or with access to an unlocked
vehicle. Unsupervised use of vehicle equipment
can cause serious personal injury.