Page 278 of 521
277 Controls in detail
Useful features
Cup holder in the folding third row
bench seat
Briefly press the front of the cup
holder.
The cup holder unlocks.
Pull the cup holder until it engages.
Ashtrays
Center console ashtray
Opening ashtray
Briefly press the marking on the bot-
tom of cover1.
The cover opens automatically.Removing ashtray insert
Secure vehicle from movement by set-
ting the parking brake. Move the gear
selector lever to positionN.
Now you have more room to take out
the insert.
Push sliding button2 to the right and
hold.
Grip and remove insert from ashtray
frame.Warning!
G
Remove front ashtray only with vehicle
standing still. Set the parking brake to se-
cure vehicle from movement. Move gear se-
lector lever to positionN. With gear selector
lever in positionN, turn off the engine.
Page 279 of 521
278 Controls in detailUseful featuresReinstalling ashtray insert
Install insert by pushing it back into
frame until it engages again.
Rear seat ashtray
Opening rear seat ashtray
Briefly press the top of the ashtray.
The cover opens automatically.
Cigarette lighterThe cigarette lighter is located in the
center console compartment in front of the
center armrest (
page 28).
1Cigarette lighter
Switch on the ignition (
page 36).
Push in cigarette lighter1.
The lighter will pop out automatically
when hot.
Warning!
G
Never touch the heating element or sides of
the lighter; they are extremely hot. Hold the
knob only.
When leaving the vehicle, always remove the
SmartKey or the SmartKey with
KEYLESS-GO* from the starter switch, take
it with you, and lock the vehicle. Do not
leave children unattended in the vehicle, or
with access to an unlocked vehicle. Unsu-
pervised use of vehicle equipment may
cause an accident and/or serious personal
injury.
Page 382 of 521
381 Practical hints
What to do if …
Lamp in center consoleProblem
Possible cause/consequence
Suggested solution
75The indicator lamp illuminates and remains
illuminated with the weight of a typical adult
or someone larger than a small individual on
the front passenger seat.
The system is malfunctioning.
Have the system checked as soon as
possible by an authorized
Mercedes-Benz Center.
Read and observe messages in the
multifunction display and follow cor-
rective steps (
page 390).
Warning!
G
If the 75indicator lamp
illuminates and remains illuminated with the
weight of a typical adult or someone larger
than a small individual on the front passen-
ger seat, do not have any passenger use the
front passenger seat until the system has
been repaired.
Page 392 of 521

391 Practical hints
What to do if …
Display messages
Possible cause/conse-
quence
Possible solution
Front passenger
airbag
activated
See Operator’s Manual
Monitor the 75 indicator lamp on the center console (
page 27) and
the multifunction display in the instrument cluster (
page 26) for the following:
With the seat unoccupied and the ignition turned on,
the 75 indicator lamp on the center console should illuminate and
remain illuminated, indicating that the OCS (
page 81) has deactivated the
front passenger front air bag.
the message
Front passenger airbag activated See Operator’s Manual
or
the message
Front passenger airbag deactivated See Operator’s Manual
should not appear in the multifunction display at any time the seat is unoccu-
pied. Wait at last 60 seconds for the system to complete the necessary check
cycles and to make sure neither message appears in the multifunction display.
If above conditions are met, you can occupy the front passenger seat again. De-
pending on the front passenger classification sensed by the OCS (
page 81), the
75 indicator lamp will remain illuminated or go out.
If above conditions are not met, the system is not working properly. Have the sys-
tem checked as soon as possible by an authorized Mercedes-Benz Center.
Warning!
G
If the
75
indicator lamp remains
out even after performing the above correc-
tive steps, do not have any children 12 years
old and under and other small individuals
use the front passenger seat until the sys-
tem has been repaired.
Page 394 of 521

393 Practical hints
What to do if …
Display messages
Possible cause/con-
sequence
Possible solution
Front passenger
airbag
deactivated
See Operator’s Manual
Monitor the 75 indicator lamp on the center console (
page 27) and the
multifunction display in the instrument cluster (
page 26) for the following:
With the seat unoccupied and the ignition turned on,
the 75 indicator lamp on the center console should illuminate and re-
main illuminated, indicating that the OCS (
page 81) has deactivated the front
passenger front air bag.
the message
Front passenger airbag activated See Operator’s Manual
or
the message
Front passenger airbag deactivated See Operator’s Manual
should not appear in the multifunction display at any time the seat is unoccu-
pied. Wait at last 60 seconds for the system to complete the necessary check
cycles and to make sure neither message appears in the multifunction display.
If above conditions are met, you can occupy the front passenger seat again. De-
pending on the front passenger classification sensed by the OCS (
page 81), the
75 indicator lamp will remain illuminated or go out.
If above conditions are not met, the system is not working properly. Have the sys-
tem checked as soon as possible by an authorized Mercedes-Benz Center.
Warning!
G
If the 75 indicator lamp remains
illuminated with an adult occupant on the
front passenger seat even after performing
the above corrective steps, do not have any
passenger use the front passenger seat until
the system has been repaired.
Page 426 of 521
425 Practical hints
Unlocking/locking in an emergency
Locking the vehicle
If you are unable to lock the vehicle with
the SmartKey or SmartKey with
KEYLESS-GO*, do the following:
Close the passenger door, the rear
doors and the tailgate.
Press the central locking switch in the
center console (
page 128).
Check to see whether the locking
knobs on the doors have moved down.
If necessary, push them down
manually.
Except for the driver’s door, the vehicle
should now be locked.1Locking
Remove the mechanical key out of the
SmartKey (
page 424).
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.
Fuel filler flap emergency release
1Release knob
Remove right-side tail trim.
Turn release knob1 clockwise (ar-
row).
The fuel filler flap can know be opened.
Page 500 of 521

499 Index
Center console
Lower part 28
PASS AIR BAG OFF indicator
lamp 381
Upper part 27
Centigrate see Temperature display mode
Central locking
Automatic 127, 176
Locking/unlocking from inside 128
Central locking switch 128
Certification label 468
Checking
Oil level 316
Children in the vehicle 77
Air bags 68
Blocking of rear window operation 89
Indicator lamp, front passenger front
air bag
Infant and child restraint systems 78
LATCH-type child seat anchors 88
Occupant Classification System (OCS)
Cigarette lighter 278Climate control system
4-zone automatic climate
control 214
Air conditioning refrigerant 485
Air conditioning, Cooling 212, 227
Air distribution 208, 222
Air recirculation mode 210, 224
Air volume 209, 223
Automatic mode 206, 220
Control panel, Rear 213, 229
Deactivating system 206, 219
Dual-zone automatic climate
control 202
Front defroster 209, 223
Maximum cooling MAX COOL 224
Rear climate control 229
Residual engine heat (REST) 228
Clock 25, 170
Setting time 171
Cockpit 22, 491
Cockpit Management and Data System
see COMAND
Cold tire inflation pressure 350
Collapsible tire 478
Collapsible wheel chock 423
COMAND 492COMAND see separate COMAND operat-
ing instructions
Combination switch 54, 147
Control system 155, 492
Multifunction display 155
Multifunction steering wheel 156
Resetting to factory default 166
Control system menus 158, 159
AUDIO 161
Distronic* 163
NAV* 163
Settings 165
Standard display 161
TEL* 181
Trip computer 180
Vehicle status message memory 164
Control system submenus 157
Convenience 177
Instrument cluster 168
Lighting 172
Time/Date 170
Vehicle 176
Controller Area Network see CAN system
Convenience submenu
Setting parking position for exterior
rear view mirror 178
Page 512 of 521

511 Index
Shifting
Into optimal gear range (automatic
transmission) 191
Side impact air bags 72
Side marker lamps
Cleaning lenses 365
Side windows see Power windows
Sidewall 352
SmartKey see Key, SmartKey
Snow chains 356
Snow tires 355
Spare fuses 462
Spare wheel 422
Mounting 445
Speed settings
Cruise control 242
Distronic* 249
Speedometer 25, 245
Split rear bench seat* 260
SRS 66, 495
Indicator lamp 25, 380
Message in display 415
SRS indicator lamp 25
Standing lamps 143
Standing water, Driving through 308Starter switch 36
Positions 36
Starting difficulties, Engine 51
Starting, Engine 50
Steering column 43
Steering wheel 42
Buttons 26
Steering wheel gearshift control one-touch
gearshifting E 55 AMG
Automatic transmission 191
Steering wheel, Cleaning 368
Stolen Vehicle Recovery services 290
Storage box in cargo compartment 268
Storage compartments 30
Center console 272
Cup holder 275
Glove box 272
Parcel net in front passenger footwell
Rear center console 273
Ruffled storage bags 273
Storing
Tires 326
Submenus
In control system
Submenus see Control system submenus
Sun visors 199Sunroof see Power tilt/sliding sunroof*
Supplemental Restraint System see SRS
Suspension tuning
For comfortable driving style 255
For sporty driving style 255
Suspension tuning see Airmatic DC (Dual
Control)*
Symbols used in this operator’s
manual 15
T
Tachometer 25, 153
Overspeed range 153
Tail lamps 436
Cleaning lenses 365
Messages in display 412
Replacing bulbs 436
Tailgate
Closing 122
Lock button, KEYLESS-GO* 118
Message in display 416
Opening 110, 120
Tar stains 363