Page 3 of 376

Contents
Introduction.......................................... 7
Product information ................................ 7
Operator’s Manual .................................. 8
Service and warranty information ..... 8
Important notice for California
retail buyers and lessees of
Mercedes-Benz automobiles ............. 9
Maintenance .................................. 10
Roadside Assistance ...................... 10
Change of address or ownership.... 10
Operating your vehicle outside the USA
or Canada ...................................... 11
Where to find it .................................... 12
Symbols ............................................... 13
Operating safety .................................. 14
Proper use of the vehicle ............... 14
Problems with your vehicle .................. 15
Reporting safety defects...................... 16
Reporting safety defects ................ 16At a glance......................................... 17
Cockpit ................................................ 18
Instrument cluster ............................... 20
Multifunction steering wheel ............... 22Center console ..................................... 23
Upper part ...................................... 23
Lower part ...................................... 24
Overhead control panel ........................ 25
Door control panel................................ 26
Getting started................................... 27
Unlocking ............................................. 28
Unlocking with the SmartKey.......... 28
Unlocking with KEYLESS-GO* ......... 30
Adjusting .............................................. 32
Seats............................................... 32
Steering wheel ................................ 34
Mirrors ............................................ 35
Driving .................................................. 37
Fastening the seat belts.................. 37
Starting the engine ......................... 39
Switching on headlamps ................. 43
Turn signals and high beam ............ 43
Windshield wipers ........................... 44
Problems while driving .................... 45
Parking and locking .............................. 47
Parking brake.................................. 47
Switching off headlamps................. 48
Turning off engine with the key ....... 48Turning off engine with
KEYLESS-GO* ................................ 49
Emergency engine shut-down ......... 50
Safety and Security........................... 51
Occupant safety ................................... 52
Airbags ........................................... 53
Seat belts ....................................... 58
Roll bar ........................................... 61
Children in the vehicle .................... 62
Panic alarm .......................................... 67
Activating........................................ 67
Deactivating.................................... 67
Driving safety systems ......................... 68
ABS ................................................. 68
BAS ................................................. 69
ESP ................................................. 70
SBC brake system .......................... 72
Anti-theft systems ................................ 75
Immobilizer ..................................... 75
Anti-theft alarm system .................. 75
Tow-away alarm .............................. 77
Page 24 of 376
24 At a glanceCenter consoleLower part
Item
Page
1
Parking assist (Parktronic
system)* deactivation
switch
186
2
Active Body Control (ABC)
switch
183
3
Tow-away alarm switch
77
4
Hardtop open/close con-
trol with buttons for roll bar
159
61
5
Exterior rear view mirror
adjustment
35
Item
Page
6
Vehicle level control switch
184
7
ESP control switch
71
8
Thumbwheel for setting
distance for Distronic*
179
9
Distance warning func-
tion* on/off switch
179
10
Program mode selector for
automatic transmission
141
11
Selector lever for
automatic transmission
137
Page 51 of 376
51 Safety and Security
Occupant safety
Panic alarm
Driving safety systems
Anti-theft systems
Page 67 of 376
67 Safety and Security
Panic alarm
Panic alarm
An audible alarm and blinking exterior
lamps will operate for approximately
21/2minutes.
1
Â
button
Activating
Press and hold button1 for at least one
second.
Deactivating
Press button1 again.
or
Insert key in starter switch.
iFor operation in the USA only: This de-
vice complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
(1) This device may not cause harmful
interference, and
(2) this device must accept any inter-
ference received, including interfer-
ence that may cause undesired
operation.
Any unauthorized modification to this
device could void the user’s authority
to operate the equipment.
Page 75 of 376

75 Safety and Security
Anti-theft systems
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
With the key: Removing the key from
the starter switch activates the immo-
bilizer.
With KEYLESS-GO*: Turning off the en-
gine by means of the start/stop button
on the gear selector lever activates the
immobilizer.
Deactivating
With the key: Inserting the key in the
starter switch deactivates the immobi-
lizer.
With KEYLESS-GO*: Starting the en-
gine by means of the start/stop button
on the gear selector lever deactivates
the immobilizer.
Anti-theft alarm system
Once the alarm system has been armed, a
visual and audible alarm is triggered when
someone opens
a door
the trunk lid
the hood
a storage compartment in the rear
the glove box
the storage space under the armrest
The alarm system will also be triggered
when
someone attempts to raise the vehicle
unlocking and opening the driver’s
door with the mechanical key
iIf the alarm stays on for more than
20 seconds, an emergency call is initi-
ated automatically by the Tele Aid sys-
tem (
page 202) provided Tele Aid
service was subscribed to and properly
activated.
Page 76 of 376

76 Safety and SecurityAnti-theft systemsArming the alarm system
The alarm system is armed after locking
the vehicle with the remote control. The
turn signal lamps blink three times to indi-
cate that the alarm system is activated.
The
‹
indicator lamp in the central
locking switch (
page 23) will blink after
approximately 10 seconds when the alarm
system is completely armed.Disarming the alarm system
The alarm system is disarmed when you
unlock your vehicle with the remote con-
trol. The turn signal lamps blink once to in-
dicate that the alarm system is
deactivated.
Canceling the alarm
To cancel the alarm:
With the key
Insert the key in the starter switch.
or
Press the
Œ
or
‹
button.
The alarm is canceled.With KEYLESS-GO*
Grasp the outside door handle.
or
Press the KEYLESS-GO start/stop but-
ton.
The alarm is canceled.
iIf the turn signal lamps do not blink
three times, a door or the hood may not
be closed properly.
Close the respective element and lock
the vehicle again.
iThe alarm system will rearm automati-
cally again after aprroximately 40 sec-
onds if no door was opened.
Page 77 of 376

77 Safety and Security
Anti-theft systems
Tow-away alarm
Once the tow-away alarm is armed, a visual
and audible alarm will be triggered when
someone attempts to raise the vehicle.
Arming tow-away alarm
When you lock your vehicle, the tow-away
alarm is automatically armed after about
30 seconds.
When you unlock your vehicle, the
tow-away protection disarms automatical-
ly.Disarming tow-away alarm
To prevent triggering the tow-away alarm
feature, switch off the tow-away alarm be-
fore towing the vehicle, or when parking on
a surface subject to movement, such as a
ferry or auto train.
The switch is on the center console be-
tween the driver’s seat and the passenger
seat.
1Tow-away alarm off switch
2Indicator lamp
Turn off the ignition and remove the
key.
Press switch1.
The indicator lamp2 in the switch
lights up briefly.
Lock your vehicle with the key or (vehi-
cles with KEYLESS-GO*) the lock but-
ton at each door handle.
The tow-away alarm remains disarmed un-
til you lock your vehicle again.
iThe tow-away protection alarm is trig-
gered, for example, if the vehicle is lift-
ed on one side.
If the alarm stays on for more than
20 seconds, an emergency call is initi-
ated automatically by the Tele Aid sys-
tem (
page 202) provided Tele Aid
service was subscribed to and properly
activated.
iYou cannot disarm the tow-away alarm
if the ignition is turned on.
Page 90 of 376

90 Controls in detailLocking and unlocking
Pull remote trunk lid release switch1.
The trunk unlocks. The indicator
lamp2 comes on. It remains lit until
you close the trunk again.
Trunk lid emergency release
The emergency release button is located
on the left side of the trunk.
Illumination of the emergency release but-
ton:
The button will blink for 30 minutes af-
ter opening the trunk.
The button will blink for 60 minutes af-
ter closing the trunk.
Briefly press the emergency release
button.
The trunk unlocks and the trunk lid
opens.
iTo facilitate trunk loading and unload-
ing when the hardtop is retracted, you
can raise the hardtop from its storage
position in the trunk using the loading
aid feature (
page 198). You may also
unhook the luggage cover.
Remember to resecure the luggage
cover after loading/unloading the
trunk. Otherwise you will not be able to
lower the retractable hardtop.
!The emergency release button does
not open the trunk lid if the vehicle bat-
tery is discharged or disconnected.iIf the emergency release button is
pressed and the vehicle was centrally
locked, the exterior lamps will flash and
the alarm will sound as the trunk lid
opens.
To cancel the alarm, insert the key in
the starter switch or press button
Œ
or
‹
on the key.