Page 26 of 473

25 At a glance
Instrument cluster
ItemPage
1Speedometer with:
vElectronic Stability
Program (ESP®)
warning lamp
84,
354
;Brake warning lamp,
USA only46, 54,
351
3Brake warning lamp,
Canada only46, 54,
351
BLow beam headlamp
indicator lamp48,
114
2LLeft turn signal
indicator lamp49
3Multifunction display
with:125
Trip odometer123
Main odometer125
Gear selector lever
position45,
125,
157
ItemPage
Program mode161
Status indicator (outside
temperature/digital
speedometer124,
139
Digital clock125
4KRight turn signal
indicator lamp49
5Tachometer with:124
-Antilock Brake
System (ABS)
indicator lamp82,
350
úEngine malfunction
indicator lamp,
USA only352,
353
±Engine malfunction
indicator lamp,
Canada only352,
353
1Supplemental
Restraint System
(SRS) indicator lamp60,
356
ItemPage
355
AHigh beam headlamp
indicator lamp49,
118
6Fuel gauge with:
Fuel reserve warning lamp354
4The arrow indicates
that the fuel filler cap
is on the rear
right-hand side.
7Coolant temperature gauge123
8Button for:122
Resetting trip odometer123
Resetting all settings135
Instrument cluster
illumination122
Page 104 of 473

103 Controls in detail
Locking and unlocking
Valet locking
The lock is located next to the handle
above the rear license plate recess.
1Neutral position
2Locked
Close the trunk (page 101).
Pull the mechanical key out of the
SmartKey (
page 386).
Insert the mechanical key in the trunk
lid lock.
Turn the mechanical key clockwise to
position2 and remove the mechani-
cal key in that position to lock the
trunk.
The trunk remains locked even when the
vehicle is centrally unlocked.
Insert the mechanical key in the trunk
lid lock.
Turn the mechanical key counterclock-
wise to neutral position1 and remove
the mechanical key in that position to
unlock the trunk.
You can now open the trunk
(
page 99).
Automatic central locking
The doors and the trunk automatically lock
when the ignition is switched on and the
wheels are turning at vehicle speeds of
approximately 9 mph (15 km/h) or more.
You can open a locked door from the
inside. Open door only when conditions
are safe to do so.
You can deactivate the automatic locking
mode using the control system, see “Set
automatic locking” (
page 147).
i
To deny any unauthorized person ac-
cess to the trunk, lock it separately
with the mechanical key. Leave only
the SmartKey less its mechanical key
with the vehicle.
i
You can only cancel the separate trunk
locking mode by means of the
mechanical key.
i
The doors unlock automatically after an
accident if the force of the impact
exceeds a preset threshold.
To prevent the vehicle door locks from
locking, deactivate the automatic
central locking when the vehicle
is pushed or towed
is on a test stand
Page 123 of 473

122 Controls in detail
Instrument cluster
For a full view illustration of the instrument
cluster, see “At a glance” (
page 24).
1Reset button
The instrument cluster is activated when
you
open a door
switch on the ignition (page 33)
press reset button1
switch on the exterior lighting
You can change the instrument cluster
settings in the Instrument cluster submenu
of the control system (
page 138).
Instrument cluster illumination
Use 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.
Warning!G
No messages will be displayed if either the
instrument cluster or the multifunction dis-
play is inoperative.
As a result, you will not be able to see infor-
mation about your driving conditions, such
as speed or outside temperature, warning/
indicator lamps, malfunction/warning mes-
sages or the failure of any systems. Driving
characteristics may be impaired.
If you must continue to drive, please do so
with added caution. Visit an authorized
Mercedes-Benz Center as soon as possible.
i
The 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 126 of 473

125 Controls in detail
Control system
Control system
The control system is activated as soon as
the SmartKey in the starter switch is
turned to position1. The control system
enables you to
call up information about your vehicle
change vehicle settings
For example, you can use the control
system to find out when your vehicle is
next due for service, to set the language
for messages in the instrument cluster
display, and much more.
The control system relays information to
the multifunction display.
Multifunction display
1Trip odometer
2Main odometer
3Current program mode
(automatic transmission)
4Current gear selector lever
position/gear range
(automatic transmission)
5Digital clock
6Status indicator (outside tempera-
ture/digital speedometer)
i
The displays for the audio systems
(radio, CD player) will appear in English,
regardless of the language selected.
Warning!G
A driver’s attention to the road and traffic
conditions must always be his/her primary
focus when driving.
For your safety and the safety of others,
selecting features through the multifunction
steering wheel should only be done by the
driver when traffic and road conditions
permit it to be done safely.
Bear in mind that at a speed of just 30 mph
(approximately 50 km/h), your vehicle is
covering a distance of 44 feet
(approximately 14 m) every second.
Page 179 of 473

178 Controls in detail
Climate control
Setting the temperature
Use temperature controls2 and3
(
page 175) 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/or
3 (
page 175) slightly clockwise.
The climate control system will corre-
spondingly adjust the interior air tem-
perature.Decreasing
Turn temperature control2 and/or
3 (
page 175) slightly counterclock-
wise.
The climate control system will corre-
spondingly adjust the interior air tem-
perature.
Adjusting air distribution and volume
Use air distribution control4
(
page 175) to adjust the air distribution.
The following symbols are located on the
controls:
Press buttonU (page 175).
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.i
If you turn the temperature control
clockwise until it stops for one side of
the vehicle, you increase the tempera-
ture for the other side at the same
time.
i
If you turn the temperature control
counterclockwise until it stops for one
side of the vehicle, you decrease the
temperature for the other side at the
same time.
SymbolFunction
aDirects air through the center,
side and rear passenger
compartment air vents
ZDirects air to the windshield
and the side defroster vents
bDirects air into the entire
vehicle interior
YDirects air to the footwells
Page 294 of 473

293 Operation
At the gas station
At the gas station
Refueling
The fuel filler flap is located on the
right-hand side of the vehicle towards the
rear. Locking/unlocking the vehicle with
the SmartKey automatically locks/unlocks
the fuel filler flap.1To open the fuel filler flap
2To insert the fuel filler cap
3Supplemental tire inflation pressure
informationTurn the engine off by turning the
SmartKey to position0.
Remove the SmartKey from the starter
switch.
Open the fuel filler flap by pushing at
the point indicated by arrow1.
The fuel filler flap springs open.
Turn fuel cap counterclockwise and
hold on to it until possible pressure is
released.
Take off cap and set it in direction of
arrow2 in the recess on the fuel filler
flap.
To prevent fuel vapors from escaping
into open air, fully insert filler nozzle
unit.
Only fill your tank until the filler nozzle
unit cuts out – do not top up or
overfill.
Warning!G
Gasoline is highly flammable and poisonous.
It burns violently and can cause serious
injury. Whenever you are around gasoline,
avoid inhaling fumes and skin contact,
extinguish all smoking materials. Never
allow sparks, flame or smoking materials
near gasoline!
i
In case that the central locking system
does not release the fuel filler flap, or
the opening mechanism is clamping,
notify Roadside Assistance or an au-
thorized Mercedes-Benz Center.
i
Only use premium unleaded gasoline
with a minimum Posted Octane Rating
of 91 (average of 96 RON / 86 MON).
Information on gasoline quality can
normally be found on the fuel pump.
For more information on gasoline, see
“Premium unleaded gasoline”
(
page 438) or the Factory Approved
Service Products pamphlet.
Page 383 of 473
382 Practical hints
Where will I find ...?
Turn crank handle clockwise.
Before storing the vehicle jack in its
compartment:
It should be fully collapsed.
The handle must be folded in (storage
position).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.
Page 415 of 473
414 Practical hints
Battery
Batteries contain materials that can harm
the environment if disposed of improperly.
Large 12 volt storage batteries contain
lead. Recycling of batteries is the preferred
method of disposal. Many states require
sellers of batteries to accept old batteries
for recycling.i
The following procedures must be
carried out following any interruption of
battery power (e.g. due to reconnec-
tion):
Set the clock (page 140).
Vehicles with COMAND*:
See COMAND operator’s manual.
Synchronize side windows
(
page 240).
Synchronize tilt/sliding sunroof
(
page 244).