Page 194 of 426

192 Controls in detailAudio systemTuning via scan search
Scan search is characterized as follows:
Scan search plays a channel for
approx. eight seconds and then skips
to the next channel within the current
category.
Scan search can be terminated
manually.
Press
SC soft key.
The search starts. SC appears in the
display.
Press
SC soft key again.
The search stops.Obtaining additional text information
Additional text information (artist, title)
related to the current channel can be
displayed.
Press
INF
soft key.
The title being played is displayed.
Press
INF
soft key again.
The name of the artist performing the
title being played is displayed.Storing stations
Tune in desired station.
Press and hold desired station
button1 to R until a brief signal
tone is heard.
The frequency is stored on the selected
station button.
The radio saves the current station at
the memory preset selected. The
memory preset selected appears in the
status line, e.g. S3.
iIf a button is not pressed within
four seconds, the radio will return to
the standard display.
iThere are ten presets available.
An existing entry is overwritten in the
memory list when a new entry is given.
Page 217 of 426

215 Controls in detail
Power windows
Power windows
Opening and closing the windows
The side windows can be opened and
closed electrically. The switches for all the
side windows are on the driver’s door. The
switches for the respective windows are
on the front passenger door and the rear
doors.
1Left front window
2Right front window
3Right rear window
4Left rear window
5Rear window override switch
(
page 77)
Warning!
G
When closing the windows, make sure there
is no danger of anyone being harmed by the
closing procedure.
The closing of the door windows can be im-
mediately halted by releasing the switch or,
if switch was pulled past the resistance
point and released, by either pressing or
pulling the respective switch.
If the window encounters an obstruction
that blocks its path in a circumstance where
you pulled the switch past the resistance
point and released it to close the window,
the automatic reversal function will stop the
window and open it slightly.
If the window encounters an obstruction
that blocks its path in a circumstance where
you are closing the window by pulling and
holding the switch, or by pressing and hold-
ing button‹ on the SmartKey, the auto-
matic reversal function will not operate.
When leaving the vehicle, always remove the
SmartKey from starter switch, take it with
you, and lock your vehicle. Do not leave
children unattended in the vehicle, or with
access to an unlocked vehicle. Unsuper-
vised use of vehicle equipment can cause an
accident and/or serious personal injury.
Page 272 of 426

270 OperationEngine compartmentHood
Opening
The hood lock release lever is located to
the left of the steering wheel under the
dashboard.
1Hood lock release lever
Pull lever1 downwards.
The hood is unlocked and handle2
will extend out of the radiator grille.
2Handle for opening the hood
Pull handle2 to its stop out of the
radiator grille.
Pull up on the hood (do not pull up on
the handle) and then release it.
The hood will be automatically held
open at shoulder height by gas-filled
struts.
Warning!
G
Do not pull the release lever while the
vehicle is in motion. Otherwise the hood
could be forced open by passing air flow.
!To avoid damage to the windshield
wipers or hood, never open the hood if
the wiper arms are folded forward away
from the windshield.
Warning!
G
To help prevent personal injury, stay clear of
moving parts when the hood is open and the
engine is running. Make sure the hood is
properly closed before driving. When closing
the hood, use extreme caution not to catch
hands or fingers.
The radiator fan may continue to run for
approximately 30 seconds or even restart
after the engine has been turned off. Stay
clear of fan blades.
Page 308 of 426
306 Practical hintsWhat to do if …Symbol messagesDisplay symbol
Display message
Possible cause
Possible solution
#
Battery Alternator
Visit workshop.
The battery is no longer charging.
Possible causes:
broken poly-V-belt
alternator malfunctioning
Stop immediately and check the
poly-V-belt.
If it is broken:
Do not continue to drive. Otherwise
the engine will overheat due to an
inoperative water pump which may
result in damage to the engine. Notify
an authorized Mercedes-Benz Center.
If it is intact:
Drive immediately to the nearest
authorized Mercedes-Benz Center.
Low voltage
Charge battery
The battery has insufficient voltage.
Start the engine (
page 46).
Low voltage
Switch off consumers
The battery has insufficient voltage.
Turn off unnecessary electrical
consumers.
Page 311 of 426

309 Practical hints
What to do if …
During severe operating conditions and
stop-and-go city traffic, the coolant tem-
perature may rise close to 248°F (120°C).
Display symbol
Display message
Possible cause
Possible solution
•
Coolant
Stop, engine off!
The coolant is too hot.
Stop the vehicle and turn off the
engine.
Only start the engine again after the
message disappears. You could
otherwise damage the engine.
Warning!
G
Driving when your engine is badly over-
heated can cause some fluids which may
have leaked into the engine compartment to
catch fire. You could be seriously burned.
Steam from an overheated engine can cause
serious burns and can occur just by opening
the hood. Stay away from the engine if you
see or hear steam coming from it.
Turn off the engine, get out of the vehicle
and do not stand near the vehicle until the
engine has cooled down.
!The engine should not be operated with
the coolant temperature above 248°F
(120°C). Doing so may cause serious
engine damage which is not covered by
the Mercedes-Benz Limited Warranty.
Page 328 of 426

326 Practical hintsUnlocking/locking in an emergencyUnlocking the vehicle
If you are unable to unlock the vehicle with
the SmartKey, open the driver’s door using
the mechanical key and the tailgate using
the emergency release.
Removing the mechanical key
1Mechanical key locking tab
2Mechanical key
Move locking tab1 in direction of
arrow.
Slide mechanical key2 out of the
housing.Unlocking the driver’s door
1Unlocking
Insert the mechanical key into the
driver’s door lock until it stops.
Turn the mechanical key counterclock-
wise to position1.
The driver’s door is unlocked.Unlocking and opening the tailgate
A minimum height clearance of 6.40 ft
(1.95 m) is required to open the tailgate.
The emergency release is located on the
inside of the tailgate.
1Release lever
2CoveriUnlocking the driver’s door with the
mechanical key will trigger the
anti-theft alarm system*.
To cancel the alarm, do one of the
following:
Press buttonŒ or‹ on the
SmartKey
Insert the SmartKey in the starter
switch
Page 329 of 426

327 Practical hints
Unlocking/locking in an emergency
Remove cover2 from the trim on the
tailgate.
Push release lever1 all the way to the
right.
Lift the tailgate.
Locking the vehicle
If you are unable to lock the vehicle with
the SmartKey, do the following:
Close the passenger doors and the
tailgate.
Press the central locking switch in the
center console (
page 96).
Check to see whether the locking
knobs on the passenger doors have
moved down.
If necessary push them down manually.
Except for the driver’s door, the vehicle
should now be locked.1Locking
Insert the mechanical key into the
driver’s door lock until it stops.
Turn the mechanical key clockwise to
position1.
The driver’s door is locked.
!Always make sure there is sufficient
overhead clearance.iIf the vehicle has previously been
locked from the outside using the
SmartKey, opening the tailgate from
the inside will trigger the anti-theft
alarm system*.
To cancel the alarm, do one of the
following:
Press buttonŒ or‹ on the
SmartKey
Insert the SmartKey in the starter
switch
Page 417 of 426

415 Index
Spare wheel bolts
For Minispare wheel 325
Speed
Setting current 224
Speed settings
Cruise control 225
Speedometer 25
Settings units 133
Speedometer display mode
Selecting 133
Split rear bench seat 230
SRS 68, 388
Indicator lamp 25, 299
Message in display 305
Standing lamps, front
Replacing bulbs 333
Standing lamps, rear
Replacing bulbs 333
Standing water
Driving instructions 263Starter switch 23, 33
Positions 33
Starting difficulties 47
Starting position 33
Starting the engine 46
Station (satellite radio)
selecting 190
Steering column
Height adjustment, electrical* 41
Height adjustment, manual 40
Length adjustment, electrical* 41
Length adjustment, manual 40
Steering gear oil
Message in display 319
Steering wheel
Adjusting 39
Buttons 26
Cleaning 291
Electrical adjustment* 40
Manual adjustment 40Stolen vehicle
Recovery services 249
Stopping
Tilt/sliding sunroof* 221
Windows 217
Storage compartments
Cargo compartment 227
Glove box 234
Storage spaces
Cup holder in rear seat armrest 237
Cup holders in front of
seat armrest 236
Storing
station (satellite radio) 192
Storing (Memory function*)
Positions into memory 106
Submenus
Convenience 144
For settings 121
In control system 123
Instrument cluster 133, 135