
17 Instruments and controls
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car care Index 1Side defroster outlet, adjustable
2Cruise control switch, see page 166
3Side air outlet, adjustable
4Combination switch, see page 83
5Exterior lamp switch, see page 81
6Hood lock release, see page 194
7Instrument cluster, see page 70
8Horn (with key in steering lock position 1 or 2)
9Airbag
10Steering wheel adjustment handle, see page 65
11Steering lock with ignition / starter switch,
seepage142
12Voice recognition system switch, see separate
operating instructions
13Cup holder, see page 114
14Center air outlets, adjustable15Air volume control for center air outlets
16Climate control, see page 86
Rear window defroster, see page 90
17Glove box (illuminated with key in steering lock
position 1 or 2), see page 114
18Audio system, see page 93
19Hazard warning flasher switch, see page 85
20Central locking switch, see page 30
21Left seat heater switch, see page 42
22Headlamp washer switch, see page 82
23ESP control switch, see page 175
24Tow- away alarm s witch, s ee page 3 7
25Right seat heater switch, see page 42
26Ashtray, coin holder, see page 116
27Storage compartment

18 Instruments and controls
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car care Index
Center console 1AIRBAG OFF indicator lamp, see page 190
2Power window switch, see page 111
3Parking brake lever, see page 156
4Mirror adjustment switch, see page 66
5Hardtop operation switch, see page 122
6Lighter, see page 117
Storage compartment, see page 115
y y
y
y y
y
y

19 Instruments and controls
Te ch n i c a l
data Instruments
and controlsOperation DrivingInstrument
cluster displayPractical hints Car care Index Overhead control panel 1Hands-free microphone for Tele Aid, telephone and
voice recognition system
2Interior lighting, see page 112
3Tele Aid (emergency call system), see page 132
4Garage door opener, see page 119
5Rear view mirror, see page 66

23 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Obtaining replacement keys
Your vehicle is equipped with a theft deterrent locking
system requiring a special key manufacturing process.
For security reasons, replacement keys can only be
obtained from your authorized Mercedes-Benz Center.
Start lock-out
Important!
Removing the key from the steering lock activates the
start lock-out. The engine cannot be started.
Turning the key in the steering lock to position 2
deactivates the start lock-out.
Note:
In case the engine cannot be started, and Á and
î are shown in the odometer display field, the
system is not operational. Contact an authorized
Mercedes-Benz Center or call 1-800-FOR-MERCedes (in
the USA), or 1-800-387-0100 (in Canada).General notes on the central locking system
If the key in the steering lock is in position 2, the
vehicle cannot be locked or unlocked with the remote
control.
If the vehicle cannot be locked or unlocked:
•Check the batteries of the remote control,
seepage236.
•Synchronize the remote control, see page 237.

25 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index Locking and unlocking with remote control
Unlocking:
Press transmit button Œ. All turn signal lamps blink
once to indicate that the vehicle is unlocked.
The remote control can be programmed for two kinds of
unlocking modes (see below):
Selective unlocking mode –
Press transmit button Œ once to unlock driver’s door,
storage compartment in armrest, and fuel filler flap.
Press transmit button Œ twice to unlock both doors,
storage compartment in armrest, fuel filler flap, and
trunk.
Global unlocking mode –
Press transmit button Œ once to unlock both doors,
storage compartment in armrest, fuel filler flap, and
trunk.
Notes:
The presently active unlocking mode (selective or
global) can only be determined by unlocking the vehicle
with the remote control (see below for changing mode).If within 40 seconds of unlocking with the remote
control, neither door is opened, the key is not inserted
in the steering lock, or the central locking switch is not
activated, the vehicle will automatically lock.
Locking:
Press transmit button ‹ once. All turn signal lamps
blink three times to indicate that the vehicle is locked.
If the turn signal lamps do not blink, a door or trunk is
not closed properly.
Note:
If the vehicle cannot be locked or unlocked by pressing
the transmit button, then it may be necessary to change
the batteries in the remote control (if ok, battery check
lamp in transmitter will light briefly when transmitting)
or to synchronize the remote control, see page 236
and 237.
Choosing global or selective mode on remote control
Press and hold transmit buttons ‹ and Œ
simultaneously for five seconds to reprogram the
remote control. Battery check lamp will blink two times
indicating the completed mode change.

28 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Doors
1Opening – pull handle
2Unlocking
3Locking
4Individual door from inside:
•Push lock button down to lock.
•Pull inside door handle to unlock.The entire vehicle may be locked or unlocked by either
using the master key in driver’s door or trunk locks, or
central locking switch located in center console. The
master key also locks or unlocks the storage
compartment in the armrest, and the fuel filler flap.
Note:
If the fuel filler flap cannot be opened, see page 244.

32 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Emergency unlocking in case of accident
The doors unlock automatically a short time after a
strong deceleration is detected, such as in a collision
(this is intended to aid rescue and exit). However, the
key must still be in the steering lock.
Driving on rough roads may cause the vehicle to unlock.
If necessary, the vehicle can be locked again with the
central locking switch, see page 30.

34 Central locking system
Te ch n i c a l
data Instruments
and controlsOperationDrivingInstrument
cluster displayPractical hints Car care Index
Lower trunk lid using handle (5) and close it with hands
placed flat on edges on trunk lid. Please remember to
keep your fingers out of the space between the lid and
the vehicle.Notes:
In case of a malfunction in the central locking system
the trunk can be locked and unlocked individually.
To lock, turn key to position 2.
To unlock, turn key to position 1.
If the fuel filler flap cannot be opened, see page 244.
Important!
Do not place key inside trunk, since trunk is locked
when the lid is closed if the vehicle has been previously
centrally locked.