Page 242 of 474
240 Controls in detailLoadingRoof rack* Preparing roof rack installation
Open trim at the trim strips in the roof.
Secure the roof rack according to man-
ufacturer’s instructions for installation.
Warning!
G
Use only roof racks approved by
Mercedes-Benz for your vehicle model to
avoid damage to the vehicle. Follow manu-
facturer’s installation instructions.
!Load the roof rack in such a way that
the vehicle cannot be damaged while
driving.
Make sure
you can fully raise the tilt/sliding
sunroof
you can fully open the trunk
Page 372 of 474

370 Practical hintsWhat to do if …?Display
Possible cause
Possible solution
<
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 tilt/sliding sunroof open.
Close the tilt/sliding sunroof
(page 211).
J
CLOSE
SUNROOF!
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the tilt/sliding sunroof open.
Close the tilt/sliding sunroof
(page 211).
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 vehi-
cle battery is also discharged, Tele Aid
will not be operational.
Have the Tele Aid system checked by an
authorized Mercedes-Benz Center.
t
FUNCTION
UNAVAILABLE
This display appears if button t or
s on the multifunction steering wheel
is pressed and the vehicle is not equipped
with a telephone.
Page 388 of 474
386 Practical hintsOpening/closing in an emergencyTilt/sliding sunroof
You can open or close the tilt/sliding sun-
roof manually should an electrical malfunc-
tion occur.
The tilt/sliding sunroof drive is located be-
hind the lens of the interior overhead light.
1Lens
Pry off lens1 using a flat blade srew-
driver (
page 379).
Switch on ignition (
page 34).
Take crank the crank from the opera-
tor’s manual pouch.
2Crank
Insert crank2 through hole.
Turn crank2 clockwise to:
slide sunroof closed
raise roof at the rear
Turn crank2 counterclockwise to:
slide sunroof open
lower roof at the rear
iTurn crank2 slowly and smoothly.
The tilt/sliding sunroof must be syn-
chronized after being operated manual-
ly (
page 213).
Page 407 of 474
405 Practical hints
Battery
Reconnecting the battery
Turn off all electrical consumers.
Connect the positive lead and fasten its
cover2.
Connect negative lead3.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.!Never invert the terminal connections.!The battery, its filler caps and the vent
tube must always be securely installed
when the vehicle is in operation.
iThe following procedures must be car-
ried out following any interruption of
battery power (e.g. due to reconnect-
ing):
Set the clock (see COMAND opera-
tor’s manual).
Synchronize the ESP (
page 352).
Synchronize side windows
(page 209).
Synchronize tilt/sliding sunroof
(page 213).
Page 450 of 474

448 IndexClock 25
Closing 58
Cup holder 250
Glove box 244
Hood 287
Power tilt/sliding sunroof 211
Power windows 207, 208
Side windows 208
Trunk 105
Closing from the inside automatically*
Trunk 105
Closing in an emergency
Power tilt/sliding sunroof 386
Cockpit 22, 438
Cockpit management and data system
(COMAND) 438
Cold tire inflation pressure 322
COMAND 438
COMAND* see separate operating instruc-
tions
Combination switch 135
High beam 50
High beam flasher 135
Turn signals 51
Windshield wipers 52Control and operation of radio
transmitters 280
Control system 143, 438
AUDIO menu 148
Checking oil level 288
Convenience submenu 169
Display digital speedometer 148
Distronic* menu 156
Functions 145, 147
Instrument cluster submenu 163
Lighting submenu 164
Menus 146, 147
Multifunction display 143
Multifunction steering wheel 144
NAVI menu 155
Settings menu 160
Standard display menu 148
Submenus 145, 147
TEL* menu 153
Trip computer menu 157
Vehicle status message memory
menu 159
Vehicle submenu 168Convenience submenu 169
Activating easy-entry/exit
feature 170
Adjusting drive-dynamic seat* 172
Setting Key-dependency 169
Setting parking position for exterior
rear view mirror 171
Coolant 292
Adding 293
Checking level 292
Messages in display 358, 359
Temperature 282
Temperature gauge 141
Warning lamp 359
Coolant level
Checking 292
Coolant temperature gauge 25
Courtesy lighting 139
Page 453 of 474

451 Index
Driving systems 214
ABC 231
AIRMATIC 229
Airmatic 229
Cruise control 214
Distronic* 217
Driving safety systems 80
Parktronic system* 235
Vehicle level control 230, 232
E
Easy-entry/exit feature 114
Activating 170
Electrical fuses 411
Electrical system 427
Electrically folding exterior rear view
mirrors 188
Electronic Stability Program see ESP 82,
439
Emergency call system* 255
Emergency calls
Initiating an emergency call 257
With Tele Aid 256
Emergency operation (Limp Home
Mode) 185Emergency operations
Closing the power tilt/sliding
sunroof 386
Locking the vehicle 384
Opening the power tilt/sliding
sunroof 386
Remote door unlock 262
Unlocking the vehicle 383
Emergency tensioning device see
ETD 69, 439
Emission control 282
Emission control information label 418
Ending
A call (telephone) 154
Engine 420
Compartment 286
Message in display 340, 341
Starting 46
Starting with KEYLESS-GO* 47
Starting with the SmartKey 46
Turning off with the SmartKey or the
SmartKey with KEYLESS-GO* 57
Engine cleaning 332
Engine compartment 286
Fuse box in 413
Hood 286Engine malfunction indicator lamp 340,
341
Engine number 418, 439
Engine oil 287
Adding 291
Additives 431
Checking level 287
Consumption 287
Display messages 362
Filler neck 291
Messages in display 289, 362
Viscosity 439
Engine oil level see Oil level 285
Entry position
Messages in display 364
ESP 82, 439
Four wheel electronic traction system
with ESP 85
Switching off 83
Switching on 84
Synchronizing 352
Warning lamp 342, 343
ETD 439
Safety guidelines 64
ETD (Emergency tensioning device) 69
Exterior lamp switch 131
Page 459 of 474

457 Index
M
Main 428
Main Dimensions 428
Maintenance 12, 328
Maintenance service
Calling up the maintenance service
indicator 329
Overdue 329
Maintenance service indicator
Calling up 329
Clearing 328
Resetting 329
Maintenance System (U.S. vehicles) 440
Manual headlamp mode 132
Manual operations
Closing the power tilt/sliding
sunroof 386
Fuel filler flap 385
Interior lighting control 137
Locking the vehicle 384
Opening the power tilt/sliding
sunroof 386
Power tilt/sliding sunroof 386
Unlocking the driver’s door 383Manual shift program S 55 AMG
Activating 183
Automatic transmission 183
Deactivating 185
Massage function 123
MAXCOOL
Maximum cooling 198
Maximum inflation pressure 323
Maximum load rating 323
Maximum loaded vehicle weight 323
Mechanical key 383
Memory function 128, 440
Recalling positions from
memory 129
Storing exterior rear view mirror park-
ing positions 130
Storing key dependent settings 129
Menus 145
AUDIO 148
Distronic* 156, 220
In control system 146, 147
NAVI 155
Settings menu 160Standard display 148
Submenus 145
TEL* 153
Trip computer 157
Vehicle status message memory 159
Microphone
Hands-free microphone 29
Miles/kilometers in speedometer
Setting 163
Mirrors
Activating exterior rear view mirror
parking position 187
Adjusting 41
Auto-dimming for rear view
mirror 186
Exterior rear view mirror 41
Exterior rear view mirror parking
position 171
Interior rear view mirror 41
Storing exterior rear view mirror park-
ing position 130
MON 284
MON (Motor Octane Number) 440
Page 461 of 474

459 Index
One-touch gearshifting 175
Canceling gear range limit 175
Downshifting 175
Upshifting 175
Opening
Ashtray 251
Cup holder 250
Doors from the inside 102
Fuel filler flap 283
Fuel filler flap manually 385
Glove box 244
Hood 286
Power tilt/sliding sunroof 211
Power windows 207
Side windows 208
Storage compartment in the center
console 245
Storage compartments in the
armrest 246
Storage compartments in the center
console 246, 247
Trunk 103
Trunk lid from the inside 104
Trunk with SmartKey 95Opening in an emergency
Power tilt/sliding sunroof 386
Operating
COMAND* see separate operating in-
structions
Garage door opener 269
Integrated remote control 269
Navigation system 155
Radio 149
Radio transmitters 280
Telephone* 153
Vehicle outside the USA and
Canada 13
Operating safety 16
Operator’s Manual 10
Ornamental moldings 332
Outside temperature indicator 142
Overdue maintenance service 329
Overhead control panel 29
Garage door opener 29
Reading lamp 29
Rear view mirror 29
Tele Aid button 29Override switch see Blocking of rear win-
dow operation 78
Overspeed range 440
P
Paintwork 331
Panic alarm 79
Panic button on SmartKey 79
Parcel net in front passenger
footwell 250
Parcel net in trunk 250
Parking 55, 275
Parking and standing lamps
Replacing bulbs 390
Parking assist
Parktronic system* 235
Parking brake 48, 56
Engaging 56
Message in display 356
Releasing 48
Warning sound 49
Parking lamps
Replacing bulbs 390, 394
Switching on 131