Page 170 of 474

168 Controls in detailAutomatic transmissionGear selector lever position
Effect
ì
Park position 
Gear selector lever position 
when the vehicle is parked. Place 
gear selector lever in positionP 
only when vehicle is stopped. 
The park position is not intended 
to serve as a brake when the 
vehicle is parked. Rather, the 
driver should always set the 
parking brake in addition to 
placing the gear selector lever in 
positionP to secure the vehicle.
EffectThe SmartKey can only be 
removed from the starter switch 
with the gear selector lever in 
positionP. With the SmartKey 
removed, the gear selector lever 
is locked in positionP.
í
Reverse gear 
Place gear selector lever in 
positionR only when vehicle is 
stopped.
Effect
ë
Neutral
No power is transmitted from the 
engine to the drive axle. When 
the brakes are released, the 
vehicle can be moved freely 
(pushed or towed).
To avoid damage to the trans-
mission, never engageN while 
driving.
If the ESP is deactivated or 
malfunctioning:
Move gear selector lever toN 
only if the vehicle is in danger of 
skidding, e.g. on icy roads.
ê
Drive 
The transmission shifts 
automatically. All forward gears 
are available. 
     
        
        Page 180 of 474

178 Controls in detailGood visibilityFor information on windshield wiper opera-
tion, see “Windshield wipers” (
page 53).
Headlamp cleaning system
The switch is located on the left side of the 
dashboard.
1Headlamp washer button
Switch on the ignition (
page 36).
Press button1.
The headlamps are cleaned with a 
high-pressure water jet.
For information on filling up the washer flu-
id reservoir, see “Windshield washer sys-
tem and headlamp cleaning system” 
(
page 278).
Rear window defroster
For information, see “Rear window defrost-
er” (
page 189).
Rear view mirrors
For information on setting the rear view 
mirrors, see “Mirrors” (
page 43).
Auto-dimming rear view mirror
The reflection brightness of the exterior 
rear view mirror on the driver’s side and 
the interior rear view mirror will respond 
automatically to glare when
the ignition is switched on
and
incoming light from headlamps falls on 
the sensor in the interior rear view mir-
ror.
The interior rear view mirror will not react if
reverse gear is engaged
the interior lighting is switched on 
     
        
        Page 181 of 474

179 Controls in detail
Good visibility
Activating exterior rear view mirror 
parking position
Follow these steps to activate the mirror 
parking position so that the passen-
ger-side exterior rear view mirror will be 
turned downward to the stored position.
Make sure you have stored a parking 
position for the passenger-side exterior 
rear view mirror (
page 121).
Make sure the 
Mirror setting when 
parking
 function in the 
Convenience
 
submenu of the control system is 
switched to 
ON (page 158).
Switch on the ignition (
page 36).
Press button2 for the passenger-side 
exterior rear view mirror.
Warning!
G
The auto-dimming function does not react if 
incoming light is not aimed directly at sen-
sors in the interior rear view mirror.
The interior rear view mirror and the exterior 
rear view mirror on the driver’s side do not 
react, for example, if the wind screen is in-
stalled.
Glare can endanger you and others.Warning!
G
In the case of an accident liquid electrolyte 
may escape from the mirror housing if the 
mirror glass breaks.
Electrolyte has an irritating effect. Do not al-
low the liquid to come into contact with 
eyes, skin, clothing, or respiratory system. 
In case it does, immediately flush affected 
area with water, and seek medical help if 
necessary.
!Electrolyte drops coming into contact 
with the vehicle paint finish can be 
completely removed only while in the 
liquid state by applying plenty of water.Warning!
G
Exercise care when using the passen-
ger-side exterior rear view mirror. The mirror 
surface is convex (outwardly curved surface 
for a wider field of view). Objects in mirror 
are closer than they appear. Check your in-
terior rear view mirror or glance over your 
shoulder before changing lanes.
 
     
        
        Page 187 of 474

185 Controls in detail
Automatic climate control
Setting the temperature
Use temperature controls1 and7 to 
separately adjust the air temperature on 
each side of the passenger compartment. 
You should raise or lower the temperature 
setting in small increments, preferably 
starting at 72°F (22°C). 
Increasing
Turn the outer adjustment ring slightly 
to the right.
The automatic climate control system 
will correspondingly adjust the interior 
air temperature.Decreasing
Turn the outer adjustment ring slightly 
to the left.
The automatic climate control system 
will correspondingly adjust the interior 
air temperature.
Adjusting air volume
Use air volume controla (
page 183) for 
both automatic and manual air volume ad-
justment.
Adjusting manually
Press the control knob.
The U light on the control knob 
goes out. You can now select one of 
nine air volume settings.
Adjusting automatically
Press the control knob.
The U light on the control knob 
comes on. The airflow is adjusted auto-
matically.
iWhen operating the climate control 
system in automatic mode, you will 
only rarely need to adjust the tempera-
ture, air volume and air distribution. 
     
        
        Page 189 of 474

187 Controls in detail
Automatic climate control
Defrosting windshield
Activating
Press button P (
page 183). 
The indicator lamp on the button 
comes on.
Deactivating
Press button P (
page 183).
The indicator lamp on the button goes 
out. Defrosting is turned off.
Air recirculation mode
Switch to air recirculation mode to prevent 
unpleasant odors from entering the vehicle 
from the outside. This setting cuts off the 
intake of outside air and recirculates the 
air in the passenger compartment.Activating
Press button , (
page 183).
The indicator lamp on the button 
comes on.
iThese settings should only be selected 
for a short time.
Warning!
G
When the outside temperature is below 
41°F (5°C), only switch to air recirculation 
mode for short periods to prevent window 
fogging.
Warning!
G
Never operate the side windows if there is 
the possibility of anyone being harmed by 
the closing procedure.
In the event that the procedure causes po-
tential danger, the closing of the side win-
dows can be immediately halted by 
releasing the , button or by pressing or 
pulling the respective window switch. 
     
        
        Page 191 of 474

189 Controls in detail
Automatic climate control
Rear window defroster
The rear window defroster uses a large 
amount of power. To keep the battery 
drain to a minimum, switch off the defrost-
er as soon as the rear window is clear. The 
defroster is automatically deactivated af-
ter approximately 6 to 17 minutes of oper-
ation depending on the outside 
temperature.
Activating
Press button F (
page 183).
The indicator lamp on the button 
comes on.Deactivating
Press button F (
page 183) again.
The indicator lamp on the button goes 
out.
Warning!
G
Any accumulation of snow and ice should be 
removed from the rear window before driv-
ing. Visibility could otherwise be impaired, 
endangering you and others.!The rear window defroster cannot be 
switched on when the retractable hard-
top is open. The indicator lamp will 
start flashing if the hardtop is open.
Close the retractable hardtop.
The rear window defroster can again be 
turned on.
!If the rear window defroster switches 
off too soon and the indicator lamp 
starts flashing, this means that too 
many electrical consumers are operat-
ing simultaneously and there is insuffi-
cient voltage in the battery. The system 
responds automatically by deactivating 
the rear window defroster.
As soon as the battery has sufficient 
voltage, the rear window defroster au-
tomatically turns itself back on. 
     
        
        Page 195 of 474

193 Controls in detail
Power windows
Power windows
Opening and closing the windows
The side windows are opened and closed 
electrically. The switches for all the side 
windows are on the driver’s door. The 
switch for the passenger side is on the pas-
senger door.
1Left front and rear windows
2Right front and rear windows
Switch on the ignition (
page 36).
Warning!
G
When closing the windows, make sure that 
there is no danger of anyone being injured 
by the closing procedure.
The closing of the door windows can be im-
mediately halted by releasing the switch or, 
if the switch was pulled past the resistance 
point and released, by either pressing or 
pulling the respective switch.
If the window encounters an obstruction 
that blocks its path in a circumstance where 
you pulled the switch past the resistance 
point and released it to close the window, 
the automatic reversal function will stop the 
window and open it slightly.
If the window encounters an obstruction 
that blocks its path in a circumstance where 
you are closing the window by pulling and 
holding the switch, by pressing and holding 
button ‹on the SmartKey,
or by pressing and holding the lock button 
(vehicles with KEYLESS-GO*) on the door 
handle, the automatic reversal function will 
not operate.
When leaving the vehicle, always remove the 
SmartKey or the SmartKey with 
KEYLESS-GO* from the starter switch, take 
it with you, and lock the vehicle. Do not 
leave children unattended in the vehicle, or 
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment can 
cause an accident and/or serious personal 
injury.iYou can also open or close the win-
dows using the , button on the 
control panel of the automatic climate 
control (
page 187). 
     
        
        Page 196 of 474

194 Controls in detailPower windowsOpening the windows
Press switch1 or2 to the resistance 
point.
The corresponding window will move 
downwards until you release the 
switch.
Opening the rear windows if the hardtop 
is closed:
Open the front window.
Press switch1 or 2 to the resistance 
point again.
The corresponding rear window will 
open completely.Closing the windows
Pull switch1 or2 to the resistance 
point.
The corresponding window will move 
upwards until you release the switch.
Closing the rear windows if the hardtop 
is closed:
Close the front window.
Pull switch1 or 2 to the resistance 
point again.
The corresponding rear window will 
close completely.Fully opening the windows 
(Express-open)
Press switch1 or2 past the resis-
tance point and release.
The corresponding window opens com-
pletely.
iIf the hardtop is open, the respective 
rear window will open automatically as 
soon as the front window is completely 
open.
Warning
G
If you pull and hold the switch up when clos-
ing the window, and upward movement of 
the window is blocked by some obstruction 
including but not limited to arms, hands, fin-
gers, etc., the automatic reversal will not op-
erate.
iIf the hardtop is open, the respective 
rear window will open automatically as 
soon as the front window is completely 
open.