359 Practical hints
What to do if …?
Display
Possible cause/consequence
Possible solution
(
SEAT BACKREST, LEFT
LOCK
The driver seat backrest is not engaged.
Fold back and push the seat backrest un-
til the seat cushion and seat backrest au-
dibly engage into the driving position.
SEAT BACKREST, RIGHT
LOCK
The passenger seat backrest is not en-
gaged.
Fold back and push the seat backrest un-
til the seat cushion and seat backrest au-
dibly engage into the driving position.
<
SEAT BELT SYSTEM
DRIVE TO WORKSHOP
The seat belt system is malfunctioning.
Visit an authorized Mercedes-Benz
Center as soon as possible.
K
CLOSE
SUNROOF
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the sliding portion of the
tilt/sliding sunroof open.
Close the tilt/sliding sunroof
(page 202).
J
CLOSE
SUNROOF
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the tilting portion of the
tilt/sliding sunroof open.
Close the tilt/sliding sunroof
(page 202).
L
TELE AID
DRIVE TO WORKSHOP
One or more main functions of the
Tele Aid system are malfunctioning.
Have the Tele Aid system checked by an
authorized Mercedes-Benz Center.
TELE AID BATTERY
DRIVE TO WORKSHOP
The emergency power battery for the
Tele Aid system is malfunctioning. If the
vehicle battery is also discharged,
Tele Aid will not be operational.
Have the Tele Aid system checked by an
authorized Mercedes-Benz Center.
372 Practical hintsUnlocking/locking in an emergencyUnlocking the vehicle
If you are unable to unlock the vehicle with
the SmartKey or KEYLESS-GO*, open the
driver’s door and the trunk using the me-
chanical key. Removing the mechanical key
1Mechanical key locking tab
2Mechanical key
Move locking tab1 in the direction of
arrow.
Slide the mechanical key2 out of the
housing.Unlocking the driver’s door
1Unlocking
Insert the mechanical key into the driv-
er’s door lock until it stops.
Turn the mechanical key counterclock-
wise to position1.
The driver’s door is unlocked.
iUnlocking and opening the driver’s
door and/or the trunk with the me-
chanical key will trigger the anti-theft
alarm system.
To cancel the alarm, insert the
SmartKey or SmartKey with
KEYLESS-GO* in the starter switch.
373 Practical hints
Unlocking/locking in an emergency
Unlocking the trunk
A minimum height clearance of 6.3 ft
(1.90 m) is required to open the trunk lid.
The trunk lid lock is located next to the
handle above the rear license plate recess.
1Unlocking and opening
2Trunk lid lock
Insert the mechanical key into the
trunk lid lock until it stops.
Turn the mechanical key counterclock-
wise to position1.
The trunk opens.
Turn the mechanical key back and re-
move it from the trunk lid lock.
Locking the vehicle
If you cannot lock the vehicle with the
SmartKey or the SmartKey with
KEYLESS-GO*, do the following:
Close the passenger door and the
trunk.
Press the central locking switch in the
center console (
page 111).
Check to see whether the locking knob
on the passenger door has moved
down.
If necessary, push it down manually.
Except for the driver’s door, the vehicle
should now be locked.
1Locking
Remove the mechanical key out of the
SmartKey (
page 372).
Insert the mechanical key into the driv-
er’s door lock until it stops.
Turn the mechanical key clockwise to
position1.
The driver’s door is locked.
!The trunk lid swings open upwards au-
tomatically. Always make sure that
there is sufficient overhead clearance.
398 Practical hintsTowing the vehicle
Installing towing eye bolt
1Cover on right side of front bumper
2Cover on right side of rear bumperRemoving cover
Press mark on cover in the direction of
arrow.
Lift cover off to reveal the threaded
hole for the towing eye bolt.
Installing towing eye bolt
Take towing eye bolt and wheel wrench
out of trunk (
page 370).
Screw towing eye bolt clockwise into
its stop and tighten with wheel wrench.
Removing towing eye bolt
Loosen towing eye bolt counterclock-
wise with wheel wrench.
Unscrew towing eye bolt.
Store towing eye bolt and wheel
wrench in trunk.
Installing cover
Fit cover and snap into place.
!When towing the vehicle with all wheels
on the ground, please note the follow-
ing:
With the automatic central locking acti-
vated and the SmartKey in starter
switch position2, or KEYLESS-GO*
start/stop button (
page 35) in
position2, the vehicle doors lock if the
left front wheel as well as the right rear
wheel are turning at vehicle speeds of
approx. 9 mph (15 km/h) or more.
Switch off the tow-away alarm
(
page 87).
To prevent the vehicle door locks from
locking, deactivate the automatic cen-
tral locking (
page 162).
Towing of the vehicle should only be
done using the properly installed tow-
ing eye bolt. Never attach tow cable,
tow rope or tow rod to the vehicle chas-
sis, frame or suspension parts.
428 Technical termsCAN system
(C
ontroller A
rea N
etwork)
Data bus network serving to control ve-
hicle functions such as door locking or
windshield wiping.
Cockpit
All instruments, switches, buttons and
indicator/warning lamps in the passen-
ger compartment needed for vehicle
operation and monitoring.
Cold tire inflation pressure
(
page 309)
COMAND
(Cockpit M
anagement and D
ata
System)
Information and operating center for
vehicle sound and communications
systems, including the radio and navi-
gation system, as well as other optional
equipment (CD changer, telephone,
etc.).Control system
The control system is used to call up
vehicle information and to change
component settings. Information and
messages appear in the multifunction
display. The driver uses the buttons on
the multifunction steering wheel to
navigate through the system and to ad-
just settings.
Cruise control
Driving convenience system that auto-
matically maintains the vehicle speed
set by the driver.
Curb weight
(
page 309)
Distronic*
A driving convenience cruise control
system which helps the driver maintain
a pre-selected speed:
If there is no vehicle directly ahead,
the system operates in the same
way as conventional ->cruise con-
trol.
If a slower moving vehicle is ahead,
Distronic will reduce your vehicle
speed to the extent permitted by re-
duced throttle and up to 20% brak-
ing power to maintain the preset
minimum following distance.
DOT
(Department o
f Transportation)
(
page 309)
Engine number
The number set by the manufacturer
and placed on the cylinder block to
uniquely identify each engine pro-
duced.
Engine oil viscosity
Measurement for the inner friction (vis-
cosity) of the oil at different tempera-
tures. The higher the temperature an
oil can tolerate without becoming thin,
or the lower the temperature it can tol-
erate without becoming viscous, the
better the viscosity.
429 Technical terms
ESP
®(Electronic S
tability Pr
ogram)
Improves vehicle handling and direc-
tional stability.
ETD
(E
mergency T
ensioning D
evice)
Device which deploys in certain frontal
and rear collisions exceeding the sys-
tem’s threshold to tighten the seat
belts.
->SRS
FSS (Canada vehicles)
(F
lexible S
ervice S
ystem)
Maintenance service indicator in the
multifunction display that informs the
driver when the next vehicle mainte-
nance service is due. FSS evaluates en-
gine temperature, oil level, vehicle
speed, engine speed, distance driven
and the time elapsed since your last
maintenance service, and calls for the
next maintenance service accordingly.
GAWR
(G
ross A
xle W
eight R
ating)
(
page 309)Gear range
Number of gears which are available to
the automatic transmission for shifting.
The automatic gear shifting process
can be adapted to specific operating
conditions using the selector lever.
GPS
(G
lobal P
ositioning S
ystem)
Satellite-based system for relaying
geographic location information to and
from vehicles equipped with special re-
ceivers. Employs DVD digital maps for
navigation.
GVW
(G
ross V
ehicle W
eight)
(
page 309)
GVWR
(Gross V
ehicle W
eight R
ating)
(
page 310)
Instrument cluster
The displays and indicator/warning
lamps in the driver’s field of vision, in-
cluding the tachometer, speedometer,
engine temperature and fuel gauge.KEYLESS-GO*
System for entering and operating the
vehicle without the use of a SmartKey.
Kickdown
Depressing the accelerator past the
point of resistance shifts the transmis-
sion down to the lowest possible gear.
This very quickly accelerates the vehi-
cle and should not be used for normal
acceleration needs.
Kilopascal (kPa)
(
page 310)
Line of fall
The direct line that an object moves
downhill when influenced by the force
of gravity alone.
Locking knob
Knob on the door which indicates
whether the door is locked or un-
locked. Pushing the locking knob down
on an individual door from inside will
lock that door.
436 IndexD
Daytime running lamp mode 127
Setting 159
Deep water see Standing water
Defogging windshield 188
Defrosting, Front 189
Defrosting, Rear 193
Delayed switch-off
Exterior lights 160
Interior illumination 161
Department of Transportation see DOT
Difficulties
While driving 56
With starting 50
Digital clock see Clock
Digital speedometer 142
Dimensions, Vehicle 417
Direction of rotation, Tires 286
Displays
Digital speedometer 142
Maintenance service indicator 315
Messages in display 337
Multifunction display 137
Outside temperature 25, 136, 157Showing malfunctions 153
Symbol messages 345
Text messages 339
Vehicle status messages 153, 337
Vehicle system settings, Control
system 137
Distance to empty (Range) 152
Distronic* 150, 208, 428
Activating/deactivating 213
Cleaning system sensor 322
Control system 150
Distance warning function 216
Driving hints 217
Menu 211
Messages in display 342
Sensor cover 322
Warning and indicator lamps 210
Warning sounds 216, 332
Document holder 230
Door
Entry lamps 133
Inside door handle 30, 100
Locking/unlocking, SmartKey 60, 90
Locking/unlocking, SmartKey with
KEYLESS-GO* 60, 94Message in display 350
Opening from inside/outside 32, 33,
90, 94, 100
Power closing assist for doors 110
Remote door unlock (Tele Aid) 248
Unlocking the driver’s door, Mechani-
cal key 372
DOT 309
Drink holder see Cup holder
Drinking and driving 259
Drive gear position, Automatic
transmission 48, 165, 167
Driving
Abroad 267
Hydroplaning 263
In winter 265
Instructions 45, 259
Problems 56
Safety systems 80
Systems 205
Through standing water 266
Tips, Automatic transmission 169
437 Index
Driving safety systems
ABS 80
BAS 81
ESP
®
82, 429
Driving systems 205
ABC 220
Cruise control 205
Distronic* 208
Parktronic* 223
Vehicle level control 221E
Easy-entry/exit feature 112, 163
Electrical fuses see Fuses
Electrical system, Technical data 416
Electronic Stability Program see ESP
®
Emergency call system
Hands-free microphone 29
Emergency calls
Tele Aid 243, 244
Emergency operations
Fuel filler flap 374
Limp Home Mode, Automatic
transmission 177
Locking/unlocking the vehicle 372
Power tilt/sliding sunroof, Manual
operation 375
Remote door unlock (Tele Aid) 248
Trunk, Releasing from inside 109
Trunk, Unlocking 373
Emergency Tensioning Device see ETD
Emergency, In case of
Battery, Jump starting 394
First aid kit 369
Flat tire, Changing 386Fuses 399
Hazard warning flasher 130
Instrument cluster, Indicator
lamps 328
Roadside Assistance 12
Roadside Assistance (Tele Aid) 244
Towing the vehicle 396
Emission control 268
Information label 406
System warranties 10
Vacuum line routing diagram
label 406
Engine
Block heater (Canada only) 314
Break-in recommendations 258
Cleaning 320
Compartment 273
Malfunction indicator lamp 25, 330
Number 406, 428
Poly-V-belt layout 407, 408
Starting 48
Tachometer 25, 136
Technical data 408
Turning off 58
Engine coolant see Coolant