Page 22 of 434
21 At a glance
Cockpit
Item
Page
1
Parking brake pedal
45
2
Hood lock release
253
3
Parking brake release
52
4
Door control panel
28
5
Exterior lamp switch
46,
117
6
Headlamp washer button
168
7
Combination switch
Turn signals
Windshield wipers
High beam
47
47
120
Item
Page
8
Cruise control switch
Cruise control
Distronic*
193
196
9
Instrument cluster
22,
124
a
Multifunction steering
wheel
24,
128
b
Lever for voice control
system*, see separate
operating instructions
c
Front Parktronic* warn-
ing indicator
210
d
Digital clock
140
e
Overhead control panel
27
Item
Page
f
Interior storage compart-
ments (locking/unlock-
ing)
216
g
7 indicator lamp
72
h
Glove box
214
j
Center console
25, 26
k
Starter switch
33
l
Horn
m
Steering wheel adjust-
ment lever
Heated steering wheel*
37
220
Page 105 of 434
104 Controls in detailLocking and unlockingThe lock is located next to the handle
above the rear license plate recess.
1Neutral position
2Locked
Close the trunk lid (
page 102).
Pull the mechanical key out of the
SmartKey (
page 325).
Insert the mechanical key in the trunk
lid lock.
Turn the mechanical key clockwise to
position2.
The trunk remains locked even when the
vehicle is centrally unlocked.Separately unlocking the trunk
Pull the mechanical key out of the
SmartKey (
page 325).
Insert the mechanical key into the
trunk lid lock.
Turn the key completely to the left to
neutral position1 (
page 103).
You can now open the trunk.
A minimum height clearance of
6.2 ft (1.88 m) is required to open the
trunk lid.
iYou can only cancel the separate trunk
locking mode by means of the mechan-
ical key.
Warning!
G
Only drive with the trunk closed. Among oth-
er dangers, such as your view being blocked,
exhaust fumes may enter the vehicle interi-
or.
Page 125 of 434

124 Controls in detailInstrument cluster
Instrument clusterFor a full view illustration of the instrument
cluster, see “Instrument cluster”
(page 22).
The instrument cluster is activated when
you
open a door
switch on the ignition
press the reset button (
page 22)
switch on the exterior lamps
Opening a door will activate the instrument
cluster only for about 30 seconds.
You can change the instrument cluster set-
tings in the Instrument cluster submenu of
the control system (
page 140).
Instrument cluster illumination
Use the reset button to adjust the illumina-
tion brightness for the instrument cluster
and the switches on the center console.
To brighten illumination
Turn the reset button in the instrument
cluster (
page 22) clockwise.
The instrument cluster illumination will
brighten.
To dim illumination
Turn the reset button in the instrument
cluster (
page 22) counterclockwise.
The instrument cluster illumination will
dim.
Coolant temperature gauge
iThe instrument cluster illumination is
dimmed or brightened to suit ambient
light conditions.
Warning
G
Driving when your engine is badly over-
heated can cause some fluids which
may have leaked into the engine com-
partment to catch fire. You could be se-
riously burned.
Steam from an overheated engine can
cause serious burns an can occur just by
opening the hood. Stay away from the
engine if you see or hear steam coming
from it.
Turn off the engine, get out of the vehicle
and do not stand near the vehicle until the
engine has cooled down.
Page 141 of 434

140 Controls in detailControl systemInstrument cluster submenu
Access the
Inst. cluster
menu via the
Settings
menu. Use the
Inst. cluster
submenu to change the instrument cluster
display settings. The following functions
are available:Selecting time display mode
Move the selection marker with the
æ or ç button to the
Inst.
cluster
submenu.
Press button j or k repeatedly
until you see this message in the left
display:
Clock
.
The selection marker is on the current
setting.
Press æ or ç to set the
12-hour
or
24-hour
time display mode.Selecting temperature display mode
Move the selection marker with button
æ or ç to the
Inst. cluster
submenu.
Press button j or k repeatedly
until you see this message in the left
display:
Temp. indicator
.
The selection marker is on the current
setting.
Press æ or ç to set temperature
unit to degrees Celsius (
°C) or degrees
Fahrenheit (
°F).
Function
Page
Select time display mode
140
Select temperature display
mode
140
Select speedometer display
mode
141
Select language
141
iFor information on setting the time, re-
fer to the separate COMAND operating
instructions.
Page 327 of 434

326 Practical hintsLocking/unlocking in an emergencyUnlocking the trunk
A minimum height clearance of
6.2 ft (1.89 m) is required to open the
trunk lid.
If you are unable to unlock the trunk with
the SmartKey, open the trunk with the me-
chanical key.
The handle is located above the rear li-
cense plate recess.Trunk lid lock1Unlocking
2Handle
Insert the mechanical key into the
trunk lid lock.
Turn the mechanical key counterclock-
wise to position 1 and hold it in this
position.
Pull the trunk lid handle 2 and lift lid.Unlocking interior storage compart-
ments
Locking storage areas in the passenger
compartment include:
the glove box
the storage compartment under the
armrest
the rear storage compartments
If these cannot be unlocked by means of
the SmartKey, the SmartKey with
KEYLESS-GO*, or the central locking but-
ton, use the mechanical key to open the
glove box.
iUnlocking your vehicle with the me-
chanical key will trigger the anti-theft
alarm system. To cancel the alarm, do
one of the following:
Press button Œ or ‹on the
SmartKey.
Insert the SmartKey in the starter
switch.
Press the KEYLESS-GO* start/stop
button (
page 33).
Grasp the outside door handle (ve-
hicles with KEYLESS-GO* only).
iThe storage compartment under the
armrest and the rear storage compart-
ments can only be unlocked at the
glove box lock using the mechanical
key.
Page 335 of 434

334 Practical hintsReplacing bulbsReplacing bulbs for front lamps
1Bulb socket for turn signal lamp
2Low beam lamp cover (Xenon or
Bi-Xenon* lamp). Do not remove.
3High beam lamp coverReplacing front turn signal bulb
Switch off the lights.
Open the hood (
page 253).
Twist bulb socket 1 counterclockwise
and pull out.
Push bulb into socket, turn counter-
clockwise and remove.
Insert new bulb in socket, push and
twist clockwise.
Reinsert bulb socket in lamp and twist
clockwise.Replacing high beam bulbs
1High beam bulbs
2Locking mechanism
3Parking and standing lamps
Switch off the lights.
Open the hood (
page 253).
Press ends of headlamp cover tab to-
gether and remove cover.
Pull electrical connector off.
Turn locking mechanism 2 counter-
clockwise and take out the bulb.
Insert the new bulb so that the base lo-
cates in the recess on the holder.
Warning!
G
Do not remove the cover for the Xenon or
Bi-Xenon* headlamp. Because of high volt-
age in Xenon and Bi-Xenon* lamps, it is dan-
gerous to replace the bulb or repair the lamp
and its components. We recommend that
you have such work done by a qualified
technician.
Page 336 of 434

335 Practical hints
Replacing bulbs
Turn locking mechanism 2 clockwise.
Plug the connector onto the bulb.
Align headlamp cover and click into
place.
Replacing parking and standing lamp
bulbs
Switch off the lights.
Open the hood (
page 253).
Press ends of headlamp cover tab to-
gether and remove cover.
Pull out the bulb socket with the bulb.
Pull the bulb out of the bulb socket.
Insert a new bulb in the socket.
Reinstall the bulb socket.
Align headlamp cover and click into
place.Replacing side marker lamp
Switch off the lights.
Carefully slide lamp towards rear.
Remove front end first.
Twist bulb socket counterclockwise
and pull out.
Pull bulb out of the bulb socket.
Insert new bulb in socket.
Reinstall bulb socket, push in, and twist
clockwise.
To reinstall lamp, set rear end in
bumper and let front end snap into
place.
Replacing bulbs for rear lamps
Tail lamp assemblies
1Backup lamp
2Turn signal lamp
3Driver’s side: Rear fog lamp
Passenger’s side: Substitute lamp
Switch off the lights.
Open the trunk lid (
page 99).
Fold trim to side and remove.
Twist bulb socket counterclockwise
and pull out.
iHave the headlamp adjustment
checked regularly.
Page 337 of 434
336 Practical hintsReplacing bulbs
Gently push bulb into socket, turn
counterclockwise and remove.
Insert new bulb and reinstall bulb sock-
et.
The bulb socket should audibly click
into place.
Reinstall trim.License plate lamp
1Screws
Switch off the lights.
Loosen both screws and remove lamp.
Replace the bulb and reinstall lamp.
Retighten the screws.