Page 84 of 464

84 Safety and SecurityDriving safety systemsWhen you switch off the ESP
the ESP does not stabilize the vehicle
the engine output is not limited, which
allows the drive wheels to spin and
thus cut into surfaces for a better grip
the traction control will still brake a
spinning wheel
the ESP continues to operate when you
are brakingThe switch is located on the upper part of
the center console.
1ESP switch (off/on)
Press ESP switch1.
The ESP warning lampv in the
speedometer dial comes on.
The ESP is deactivated.Switching on the ESP
Press ESP switch1.
The ESP warning lampv in the
speedometer dial goes out.
You are now again in normal driving
mode with the ESP switched on.
iWhen the ESP is switched off and one
or more drive wheels are spinning, the
ESP warning lampv in the speed-
ometer dial flashes. However, the ESP
will then not stabilize the vehicle.
Warning!
G
When the ESP warning lampv is illumi-
nated continuously, the ESP is switched off.
Adapt your speed and driving to the prevail-
ing road conditions and to the non-operating
status of the ESP.!Avoid spinning of a drive wheel for an
extended period with the ESP switched
off. This may cause serious damage to
the drivetrain which is not covered by
the Mercedes-Benz Limited Warranty.
Page 85 of 464

85 Safety and Security
Anti-theft systems
Anti-theft systems
Immobilizer
The immobilizer prevents unauthorized
persons from starting your vehicle.
Activating
Remove the SmartKey from the starter
switch.
Deactivating
Switch on the ignition (
page 35).
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
the glove box
the storage compartment in the center
console
The alarm system will also be triggered
when
someone attempts to raise the vehicle
opening the vehicle with the
mechanical key
iStarting the engine will also deactivate
the immobilizer.
In case the engine cannot be started
(yet the vehicle’s battery is charged),
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).
iThe alarm will stay on, even if the acti-
vating element (e.g. a door) is immedi-
ately closed.iIf the alarm stays on for more than
30 seconds, a call to the Response
Center is initiated automatically by the
Tele Aid system (
page 257), provided
Tele Aid service was subscribed to and
properly activated, and that necessary
cellular service and GPS coverage are
available (
page 257).
Page 87 of 464

87 Safety and Security
Anti-theft systems
Arming tow-away alarm
Lock your vehicle with the SmartKey.
The tow-away alarm is automatically
armed after about 30 seconds.
Disarming tow-away alarm
To prevent triggering the tow-away alarm,
switch off the tow-away alarm feature be-
fore towing the vehicle, or when parking on
a surface subject to movement, such as a
ferry or auto train.The switch is located on the lower part of
the center console.
1Indicator lamp
2Tow-away alarm deactivation switch
Switch off the ignition (
page 35).
Remove the SmartKey from the starter
switch.
Press tow-away alarm deactivation
switch2.
Indicator lamp1 in the tow-away
alarm deactivation switch comes on
briefly.
Exit your vehicle.
Lock your vehicle with the SmartKey.
The tow-away alarm remains disarmed un-
til you lock your vehicle again.
Canceling tow-away alarm
To cancel the alarm:
Press theŒ or‹button on the
SmartKey.
or
Insert the SmartKey in the starter
switch.
iWhen you unlock your vehicle, the
tow-away protection disarms
automatically. The tow-away alarm
remains disarmed until you lock the
vehicle again.
iYou cannot disarm the tow-away alarm
while the ignition is switched on.
Page 98 of 464
98 Controls in detailLocking and unlockingThe switches are located on the upper part
of the center console.
1Central locking switch
2Central unlocking switchLocking
Press central locking switch1.
If all the doors are closed, the vehicle
locks.
Unlocking
Press central unlocking switch2.
The vehicle unlocks.
iYou can open a locked door from the
inside. Open door only when conditions
are safe to do so.
If the vehicle was previously centrally
locked using the SmartKey, it will not
unlock using the central unlocking
switch2.
If the vehicle was previously locked
with the central locking switch1
while in the selective remote con-
trol mode, only the door opened
from inside is unlocked.
while in the global remote control
mode, the vehicle is unlocked com-
pletely when a door is opened from
the inside.
Page 101 of 464

101 Controls in detailSeats
Seat heating*
The switches are located on the upper part
of the center console.
1Seat heating switch (driver’s side)
2Indicator lampsThe red indicator lamps2 on the seat
heating switch show the heating level se-
lected:
Switch on the ignition (
page 35).Switching on seat heating
Press the desired seat heating switch.
Three red indicator lamps2 on the re-
spective seat heating switch come on.
Press the seat heating switch repeat-
edly until the desired seat heating level
is reached.
Switching off seat heating
Press the desired seat heating switch
repeatedly until all indicator lamps2
on the seat heating switch go out.
Level3
Three indicator lamps on.
After approximately five minutes,
seat heating is automatically
switched to level 2.
2
Two indicator lamps on.
After approximately ten minutes,
seat heating is automatically
switched to level 1.
1
One indicator lamp on.
After approximately 20 minutes,
seat heating is automatically
switched to off.
off
No indicator lamp on.
iIf one or all of the indicator lamps2
on the seat heating switch are flashing,
there is insufficient voltage due to too
many electrical consumers being
turned on. The seat heating switches
off automatically.
The seat heating will switch back on
again automatically as soon as suffi-
cient voltage is available.
Page 102 of 464

102 Controls in detailSeatsAIRSCARF neck-level heating*
The AIRSCARF neck-level heating provides
the area surrounding the occupants’ necks
with a heated air stream flowing from
openings in the head restraints.
The switches are located on the upper part
of the center console.
1AIRSCARF switch (driver’s side)
2Indicator lampsThe red indicator lamps2 on the
AIRSCARF switches show which heating
level you have selected:
Switch on the ignition (
page 35).Switching on
Press the respective AIRSCARF switch
for the desired side.
All three indicator lamps on the respec-
tive AIRSCARF switch come on. After a
preheating time of approximately
seven seconds, the blower starts.
Press the respective AIRSCARF switch
repeatedly until the desired AIRSCARF
heating level for the corresponding
seat is reached.
Switching off
Press the respective AIRSCARF switch
repeatedly until all indicator lamps on
the AIRSCARF switch go out.
Warning!
G
When switching on the AIRSCARF neck-level
heating, the air streaming from the openings
may be very hot. When in close proximity to
the openings, you could be seriously
burned. To avoid serious personal injuries,
switch the AIRSCARF to a lower heating
level.Level3
Three indicator lamps on
(highest heating level)
2
Two indicator lamps on
1
One indicator lamp on
(lowest heating level)
off
No indicator lamp on
iAfter switching off the AIRSCARF
neck-level heating, the AIRSCARF fan
continues to operate for approximately
10 seconds to cool down the heater
elements.
Page 105 of 464

105 Controls in detail
Memory function*
Storing exterior rear view mirror parking position (parking aid)
For easier parking, you can adjust the
passenger-side exterior rear view mirror so
that you can see the right rear wheel as
soon as you engage reverse gearR.
You can switch the parking position fea-
ture on and off via the control system
(page 144).
For information on activating the parking
position feature, see “Activating exterior
rear view mirror parking position (parking
aid)” (
page 169).The switches are located on the lower part
of the center console.
1Driver’s side exterior rear view mirror
switch
2Adjustment switch
3Passenger-side exterior rear view mir-
ror switch
Switch on the ignition (
page 35).
Press switch3 to select the passen-
ger-side exterior rear view mirror.
Adjust the passenger-side exterior rear
view mirror with adjustment switch2
so that you see the rear wheel and the
road curb.
Press memory buttonM (
page 104).
Within three seconds, press adjust-
ment switch2 forward, backward,
left, or right.
The parking position is stored if the
mirror does not move.
iYou can store one parking position for
the passenger-side exterior rear view
mirror for each SmartKey.
iIf the mirror does move, repeat the
above steps. After the setting is stored,
you can move the mirror again.
Page 112 of 464
112 Controls in detailLightingHazard warning flasher
The hazard warning flasher can be
switched on at all times, even with the
SmartKey removed from the starter
switch.
The hazard warning flasher switches on au-
tomatically when an air bag deploys.
The hazard warning flasher switch is locat-
ed on the upper part of the center console.
1Hazard warning flasher switchSwitching on hazard warning flasher
Press hazard warning flasher
switch1.
All turn signal lamps are flashing.Switching off hazard warning flasher
Press hazard warning flasher switch1
again.
iWith the hazard warning flasher acti-
vated and the combination switch set
for either left or right turn, only the re-
spective turn signals will operate when
the SmartKey is in the starter switch
position1or2.
iIf the hazard warning flasher has been
activated automatically, press hazard
warning flasher switch1 once to
switch it off.