Page 26 of 514

25 At a glance
Instrument cluster
Item
Page
1
LLeft turn signal indica-
tor lamp
53
2
vESP
® warning lamp
378
3
Speedometer
4
Multifunction display
140
5
lDistance warning
lamp
Warning lamp without func-
tion. It illuminates with the ig-
nition on. It should go out
when the engine is running.
6
KRight turn signal indi-
cator lamp
53
7
Coolant temperature indi-
cator with:
137
•Coolant temperature
warning lamp
377,
398
Item
Page
8
Tachometer with:
138
1Supplemental
Restraint System
(SRS) indicator lamp
380,
409
-Antilock Brake Sys-
tem (ABS) indicator
lamp
374
71,
379
BLow beam headlamp
indicator lamp
131
AHigh beam headlamp
indicator lamp
131
9
Main odometer with:
Gear selector lever
position
140
Program mode
140
Item
Page
a
Clock with:
153
;Brake warning lamp,
USA only
375
3Brake warning lamp,
Canada onlyúEngine malfunction in-
dicator lamp,
USA only
376
±Engine malfunction in-
dicator lamp,
Canada only
376
CRoll bar warning lamp
b
Fuel display with:AFuel reserve warning
lamp
379
c
Reset button for:
Resetting trip odometer
136
Adjusting instrument
cluster illumination
136
Confirming new time set-
tings
153
Page 137 of 514
136 Controls in detailInstrument clusterFor a full view illustration of the instrument
cluster, see “Instrument cluster”
(page 24).
1Reset button
The instrument cluster is activated when
you
open a door
switch on the ignition (
page 36)
press reset button1
switch on the exterior lamps
You can change the instrument cluster
settings in the Instrument cluster submenu
of the control system (
page 151).
Instrument cluster illumination
Use the reset button1 to adjust the
illumination brightness for the instrument
cluster.To brighten illumination
Turn reset button1 clockwise.
The instrument cluster illumination will
brighten.
To dim illumination
Turn reset button1 counterclock-
wise.
The instrument cluster illumination will
dim.
iThe instrument cluster illumination is
dimmed or brightened automatically to
suit ambient light conditions.
The instrument cluster illumination will
also be adjusted automatically when
you switch on the vehicle’s exterior
lamps.
Page 154 of 514
153 Controls in detail
Control system
Time/Date submenu
Access the
Time/Date
submenu via the
Settings
menu. Use the
Time/Date
submenu to change the instrument cluster
display settings.
The following functions are available:Setting time (hours)
This function can only be seen in vehicles
with audio system.
Move the selection marker with
buttonæ orç to the
Time
/Date
submenu.
Press buttonj ork repeatedly
until the message
Clock, hours
Confirm by press. R
appears in the
multifunction display.
The selection marker is on the hour
setting.
Press buttonæ orç to set the
hour.
Press the reset button in the instru-
ment cluster (
page 136) to confirm.
The hour is set and stored.
Function
Page
Setting the time (hours)
153
Setting the time (minutes)
154
Setting the date (month)
154
Setting the date (day)
155
Setting the date (year)
155
iVehicles with COMAND*:
For information on setting the time in
COMAND, refer to the separate
COMAND operating instructions.
Page 155 of 514

154 Controls in detailControl systemSetting time (minutes)
This function can only be seen in vehicles
with audio system.
Move the selection marker with
buttonæ orç to the
Time/Date
submenu.
Press buttonj ork repeatedly
until the message
Clock, minutes
Confirm by press. R
appears in the
multifunction display.
The selection marker is on the minutes
setting.
Press buttonæ orç to set the
minutes.
Press the reset button in the instru-
ment cluster (
page 136) to confirm.
The minutes are set and stored.
Setting the date (month)
This function can only be seen in vehicles
with audio system.
Move the selection marker with
buttonæ orç to the
Time/Date
submenu.
Press buttonj ork repeatedly
until the message
Set date month
appears in the multifunction display.
The selection marker is on the month
setting.
Press buttonæ orç to set the
month.
iVehicles with COMAND*:
For information on setting the time in
COMAND, refer to the separate
COMAND operating instructions.
iVehicles with COMAND*:
For information on setting the date in
COMAND, refer to the separate
COMAND operating instructions.
Page 191 of 514

190 Controls in detailClimate control (CLK 350)Setting the temperature
Use temperature controls2 and3
(page 187) to separately adjust the air
temperature on each side of the passenger
compartment. You should raise or lower
the temperature setting in small incre-
ments, preferably starting at 72°F (22°C).
The climate control will adjust to the set
temperature as fast as possible.
Increasing
Turn temperature control2
and/or3 (
page 187) slightly clock-
wise.
The climate control system will corre-
spondingly adjust the interior air tem-
perature.Decreasing
Turn temperature control2
and/or3 (
page 187) slightly coun-
terclockwise.
The climate control system will corre-
spondingly adjust the interior air tem-
perature.
Adjusting air distribution
Use air distribution control4
(page 187) to adjust the air distribution.
The following symbols are located on the
controls:
Press buttonU (
page 187).
The indicator lamp on the button goes
out. The automatic air distribution is
switched off. The air distribution is
controlled according to the selected
control setting
Turn air distribution control 4
(page 187) to the desired symbol.
Opening center and side air vents
Turn thumbwheels 2, 6and 7
(page 186) upward.
The side air vents1 and3 and cen-
ter air vents5 and 8 are open.
Closing center and side air vents
Turn thumbwheels 2, 6and 7
(page 186) downward.
The side air vents1 and3 and cen-
ter air vents5 and 8 are closed.
Symbol
Function
a
Directs air through the center,
side and rear passenger
compartment air vents
Z
Directs air to the windshield
and the side defroster vents
b
Directs air into the entire
vehicle interior
Y
Directs air to the footwells
Page 417 of 514
416 Practical hintsWhere will I find...?Setting up the collapsible wheel chock
The collapsible wheel chock serves to
additionally secure the vehicle, e.g. while
changing the wheel.
1Tilt the plate upward
2Fold the lower plate outward
3Insert the plate
Tilt both plates upward1.
Fold the lower plate outward2.
Guide the tabs of the lower plate all the
way into the openings of the base
plate3.
Minispare wheel
The Minispare wheel is located in the
storage compartment underneath the
trunk floor.
Removing the Minispare wheel
Lift up trunk floor cover and engage
trunk floor handle in upper edge of
trunk.
Loosen the retaining screw in the mid-
dle of storage well casing by turning it
counterclockwise (
page 414).
Remove the storage well casing
(page 414).
Page 496 of 514

495 Index
Carpets, cleaning 371
Catalytic converter 316
CD changer* 227
CD player 146, 227
Center console 27
Lower part 28
Upper part 27
Central locking
Automatic 117, 159
Locking/unlocking from inside 118
Central locking switch 118
Certification label 468
Charcoal filter 204
Children in the vehicle 75
Air bags 64
Blocking rear
side window operation 85
Front passenger front
air bag off indicator lamp 81
Infant and
child restraint systems 69, 75
LATCH-type child seat anchors 83
LATCH-type
child seat anchors design A 84
LATCH-type
child seat anchors design B 84Occupant Classification System
(OCS) 78
Cigarette lighter 286
Climate control see
climate control system 186
Climate control system
Air conditioning refrigerant 481
Air conditioning, Cooling 194, 206
Air distribution 190, 200
Air recirculation mode 192, 203
Air vents 195, 208
Air volume 190, 191, 201
Charcoal filter 204
Control panel,
Automatic climate control 197
Control panel, Climate control 187
Deactivating/Reactivating 189, 199
Defogging 202
Defrosting 201
Defrosting, Rear window 185
Front defroster 191
MAXCOOL 202
Residual engine heat
and ventilation* (REST*) 207
REST* 490
Temperature 190, 200Clock 25, 153, 154
Setting time 153, 154
Cockpit 22, 487
Cockpit Management and Data System
see COMAND*
Cold tire inflation pressure 355
Collapsible wheel chock 413, 416
COMAND* 487
COMAND* see separate
COMAND operating instructions
Combination switch 52, 131
Control system 139, 487
Functions 143
Multifunction display 140
Multifunction steering wheel 140
Resetting to factory default 148
Control system menus 142, 143, 489
AUDIO 145
NAV* 146
Settings 148
Settings, Submenus 149
Standard display 144
Submenus 141
TEL* 163
Trip computer 161
Vehicle status message memory 146