ContentsSafety and Security........................... 59
Occupant safety................................... 60
Air bags .......................................... 61
Seat belts ....................................... 67
Children in the vehicle .................... 70
Blocking of
rear side window operation ............ 82
Panic alarm .......................................... 83
Activating ....................................... 83
Deactivating ................................... 83
Driving safety systems ......................... 84
ABS ................................................ 84
BAS ................................................ 85
ESP ................................................. 86
Anti-theft systems................................ 89
Immobilizer..................................... 89
Anti-theft alarm system .................. 90
Tow-away alarm ............................. 91
Controls in detail............................... 93
Locking and unlocking ......................... 94
SmartKey ....................................... 94
SmartKey with KEYLESS-GO* ........ 99
Opening the doors
from the inside ............................. 105
Opening the trunk ........................ 106
Closing the trunk.......................... 107
Trunk lid emergency release ........ 109
Automatic central locking ............ 110
Locking and unlocking
from the inside ............................. 110
Seats ................................................. 112
Easy-entry/exit feature ................ 112
Removing and installing
front seat head restraints............. 113
Rear seat head restraints ............. 115
Multicontour seat* ....................... 118
Seat heating* ............................... 119
Seat ventilation* .......................... 120
Memory function ............................... 121
Storing positions into memory ..... 122
Recalling positions from memory . 122
Storing exterior rear view
mirror parking position................. 123Lighting ............................................. 124
Exterior lamp switch .................... 124
Combination switch ..................... 129
Cornering fog lamps*
(CLK 320 with
Bi-Xenon* headlamps) ................. 130
Hazard warning flasher ................ 131
Interior lighting ............................ 132
Door entry lamps ......................... 133
Trunk lamp ................................... 133
Instrument cluster ............................. 134
Instrument cluster illumination .... 134
Coolant temperature indicator ..... 135
Trip odometer .............................. 135
Tachometer .................................. 136
Outside temperature indicator ..... 136
Contents
Control system .................................. 137
Multifunction display .................... 137
Multifunction steering wheel ........ 138
Menus .......................................... 140
Standard display menu ................ 142
AUDIO menu ................................ 143
NAV* menu .................................. 144
Vehicle status
message memory menu ............... 145
Settings menu .............................. 146
Trip computer menu..................... 160
TEL menu* ................................... 162
Automatic transmission ..................... 165
One-touch gearshifting................. 167
Gear ranges ................................. 168
Gear selector lever position ......... 169
Automatic shift program .............. 170
Driving tips ................................... 171
Steering wheel gearshift control
(Speedshift)
- CLK 500 and CLK 55 AMG ......... 172
Manual shift program
CLK 55 AMG ................................ 175
Emergency operation
(Limp Home Mode) ...................... 177Good visibility ..................................... 178
Headlamp cleaning system* ......... 178
Rear view mirrors.......................... 178
Sun visors ..................................... 181
Rear window sunshade* ............... 182
Rear window defroster .................. 183
Climate control (CLK 320) .................. 184
Deactivating the
climate control system ................. 187
Setting the temperature................ 187
Adjusting air distribution
and volume ................................... 188
Defrosting ..................................... 189
Air recirculation mode .................. 190
Air conditioning............................. 191
Rear passenger compartment
adjustable air vents....................... 193
Automatic climate control
(CLK 500/CLK 55 AMG)..................... 194
Deactivating the
automatic climate control system. 197
Setting the temperature................ 197
Adjusting air distribution............... 198
Adjusting air volume ..................... 199
Defrosting ..................................... 200
Maximum cooling MAXCOOL ........ 200Air recirculation mode .................. 201
Charcoal filter ............................... 202
Air conditioning ............................ 204
Residual heat and ventilation*
(available on Automatic climate
control panel design A only) ......... 205
Rear passenger compartment
adjustable air vents ...................... 206
Audio system...................................... 207
Audio and telephone, operation .... 207
Operating safety ........................... 207
Operating and display elements ... 208
Button and soft key operation ...... 210
Operation...................................... 210
Radio operation ............................ 215
Introduction to satellite radio*
(USA only) ..................................... 220
CD mode....................................... 225
GSM network phones ................... 232
TDMA or CDMA network phones .. 238
Emergency calls “911” ................. 245
Power windows .................................. 247
Opening and
closing the windows ..................... 247
Synchronizing power windows ...... 250
27 At a glance
Center console
Center console
Upper part
Item
Page
1
Seat heater*, driver’s side
Seat ventilation*, driver’s
side
119
2
Parktronic (Parking as-
sist)* deactivation switch
263
3
Rear window sunshade*
switch
182
4
ESP control switch
86
5
Hazard warning flasher
switch - switching on/off
131
6
Central locking switch
Central unlocking switch
110
7
Switch for folding down
rear seat head restraints
116
8
Tow-away alarm switch
Anti-theft alarm system in-
dicator lamp
91
92
Item
Page
9
Seat heater*, passenger
side
Seat ventilation*,
passenger side
119
a
Front passenger front air
bag off indicator lamp
77,
360
b
Audio system,
or
COMAND* (see separate
operating instructions)
143
c
Climate control (CLK 320)
Automatic climate control
(CLK 500, CLK 55 AMG)
Rear window defroster
184
194
183
30 At a glanceDoor control panel
Item
Page
1
Door handle
105
2
Seat adjustment
38,
112
3
Memory function (for stor-
ing seat, exterior mirror
and steering wheel set-
tings)
121
4
Switches for opening/clos-
ing front door windows
249
5
Rear window override
switch
82
6
Switches for opening/clos-
ing rear windows
249
7
Remote trunk lid release
switch
107
32 Getting startedThe “Getting started” section provides an
overview of the vehicle’s most basic func-
tions. First-time Mercedes-Benz owners
should pay special attention to the infor-
mation given here.
If you are already familiar with the basic
functions described here, the “Controls in
detail” section will provide you with further
information. The corresponding page
references are located at the end of each
segment.Unlocking
Unlocking with the SmartKeySmartKey with remote control 1‹Lock button
2ŠOpening button for trunk lid
3ŒUnlock button
4ÂPanic button (
page 83)
Press unlock button Œ on the
SmartKey.
All turn signal lamps flash once. The
locking knobs in the doors move up.
Enter the vehicle and insert the
SmartKey in the starter switch.For more information, see “SmartKey”
(
page 94).Warning!
G
When leaving the vehicle, always remove the
SmartKey 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.
Unsupervised use of vehicle equipment may
cause an accident and/or serious personal
injury.iOpening a door causes the windows on
that side of the car to open slightly.
They will return to the up position when
the door is closed.
33 Getting started
Unlocking
Unlocking with KEYLESS-GO*
If your vehicle is equipped with the
KEYLESS-GO function, your vehicle checks
whether the SmartKey with KEYLESS-GO is
valid when you pull the door handle. If your
SmartKey with KEYLESS-GO is valid, the
doors will unlock, and you can open them.
The function of the SmartKey overrules the
KEYLESS-GO function.
Pull the door handle.
The turn signal lamps flash once. The
locking knobs on the doors move up.I f t he S m a r t K e y w i t h K E Y L E S S - GO i s i n s i d e
the vehicle, pressing the KEYLESS-GO
start/stop button on the gear selector le-
ver corresponds to turning the SmartKey
to the various starter switch positions.
For more information, see “SmartKey with
KEYLESS-GO*” (
page 99).
iTo unlock the vehicle, the SmartKey
with KEYLESS-GO must be outside the
vehicle, no further than approx. 3 feet
(1 meter) away from the door.
iOpening a door causes the windows on
that side of the car to open slightly.
They will return to the up position when
the door is closed.
Warning!
G
When leaving the vehicle, always take the
SmartKey with KEYLESS-GO with you, and
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an
unlocked vehicle. Unsupervised use of vehi-
cle equipment may cause an accident
and/or serious personal injury.
46 Getting startedDriving
The seat belt presenter slides back:
right after you pushed the latch
plate1 into buckle3 and heard it
click.
after approximately 30 seconds if you
did not push latch plate 1 into
buckle3.
if your door is opened.
if you turn the SmartKey in the starter
switch to position 0.
if you release a front seat backrest and
fold it forward.
Starting the engine
Warning!
G
Do not pass belts over sharp edges. They
could tear.
Do not allow the belt to get caught in the
door or in the seat adjustment mechanism.
This could damage the belt.
Never attempt to make modifications to
seat belts. This could impair the effective-
ness of the belts.
Do not bleach or dye seat belts as this may
severely weaken them. In a crash they may
not be able to provide adequate protection.
Damaged seat belts or belts that were highly
stressed in an accident must be replaced.
Contact an authorized Mercedes-Benz
Center.
Warning!
G
The seat belt presenter must be retracted
while the vehicle is in motion. Only when the
seat belt presenter is retracted can the seat
belt be properly positioned on the body and
protect the occupant as intended.
Warning!
G
Inhalation of exhaust gas is hazardous to
your health. All exhaust gas contains carbon
monoxide, and inhaling it can cause uncon-
sciousness and lead to death.
Do not run the engine in confined areas
(such as a garage) which are not properly
ventilated. If you think that exhaust gas
fumes are entering the vehicle while driving,
have the cause determined and corrected
immediately. If you must drive under these
conditions, drive with at least one window
fully open.
57 Getting started
Parking and locking
Press the seat belt release button
(page 45).
Allow the retractor to completely re-
wind the seat belt by guiding the latch
plate.
After exiting the vehicle, press the lock
button‹ on the SmartKey
(page 32).
All turn signal lamps flash three times.
The locking knobs in the doors move
down.
For more information, see “Locking and
unlocking” (
page 94).Turning off the engine with
KEYLESS-GO*
Place the gear selector lever inP.
Press the KEYLESS-GO start/stop but-
ton to shut off the engine.
With the driver’s door closed, the start-
er switch is now in position1. With the
driver’s door opened, the starter switch
is set to position0, same as SmartKey
removed from starter switch
(page 34).
Press the seat belt release button
(page 45).
Allow the retractor to completely re-
wind the seat belt by guiding the latch
plate.
iWith the SmartKey removed and the
driver’s door open, a warning sounds if
the vehicle’s exterior lamps are not
switched off.Warning!
G
To prevent possible personal injury, always
keep hands and fingers away from the door
openings when closing the doors. Be espe-
cially careful when small children are
around.
Before closing doors, make sure there is no
possibility of someone getting caught in a
door during closing.
iOpening a door causes the windows on
that side of the car to open slightly.
They will return to the up position when
the door is closed.Warning!
G
When leaving the vehicle, always remove the
SmartKey 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. Unsuper-
vised use of vehicle equipment may cause
an accident and/or serious personal injury.