Page 24 of 474
23 At a glance
Cockpit
Item
Page
1
Cruise control lever
247
2
Multifunction steering 
wheel
26,
131
3
Horn
4
Instrument cluster
24,
127
5
Lever for voice control 
system*, see separate 
operating instructions
6
Overhead control panel
29
7
Glove box lid release
257
8
Glove box lock
257
Item
Page
9
Center console
27
a
Starter switch
33
b
Hood lock release
297
c
Steering wheel adjustment 
handle (manual)
40
d
Steering wheel adjustment 
lever (electrical)*
41
e
Parking brake pedal
50, 58
f
Remote trunk opening 
switch
104
g
Door control panel
30
h
Parking brake release
50
Item
Page
j
Combination switch
Turn signals
53
Windshield wipers
53
High beam
52
k
Exterior lamp switch
52,
118
l
Exterior rear view mirror 
adjustment
43,
117
m
Headlamp washer button*
170 
     
        
        Page 221 of 474

220 Controls in detailAudio systemOperating the single CD player in the 
audio system unit
Loading a CD
The single CD player in the audio system 
unit has capacity for one CD. The CD slot 
for loading the drive is located underneath 
the soft keys.
Make sure the system is switched on.
Insert CD into CD slot. The label side of 
the CD must face upwards.
The system automatically pulls the CD 
into the CD slot. The audio CD begins 
to play.Ejecting a CD
Make sure the system is switched on.
Press EJECTbutton.
The system ejects the CD. 
NO CD
 will 
appear in the display.
Remove CD from slot.Operational readiness of CD changer*
If a CD changer* has been installed in the 
vehicle, it can be operated from the front 
control panel of the audio system. 
A loaded magazine must be installed to 
play CDs.
The CD changer* is located in the glove 
box.
Loading/unloading the CD magazine
Slide changer door to the right and 
press gbutton.
Magazine will be ejected.
!If a CD is already loaded, it must be 
ejected before inserting a new CD. 
Inserting a second CD in the slot with 
another CD still loaded will cause dam-
age to the CD drive not covered by the 
Mercedes-Benz Limited Warranty. 
iIf a CD has been inserted incorrectly or 
cannot be read, 
WRONG CD0
 will appear 
in the display.
iIf you do not take the CD out of the CD 
slot within approx. 15 seconds, the 
system automatically pulls the CD back 
in and plays it.
If a CD is pulled back in, press 
EJECTbutton for 5 seconds; the CD 
will then be ejected.
iThe CD changer* may not be able to 
play audio CDs with copy protection. 
     
        
        Page 258 of 474

257 Controls in detail
Useful features
Useful features
Storage compartments Glove box
1Glove box lid release
2Glove box
Opening glove box
Pull glove box lid release1.
The glove box lid opens2 downward.
Closing glove box
Push glove box lid2 up to close.1Unlocking
2Locking
Locking glove box
Insert mechanical key (
page 389) 
into the glove box lock and turn it to 
position2.
Unlocking glove box
Turn mechanical key in the glove box 
lock to position1.
Warning!
G
To help avoid personal injury during a colli-
sion or sudden maneuver, exercise care 
when storing objects in the vehicle. Put lug-
gage or cargo in the trunk if possible. Do not 
pile luggage or cargo higher than the seat 
backs. Do not place anything on the shelf 
below the rear window.
Luggage nets cannot secure hard or heavy 
objects.
Keep compartment lids closed. This will help 
to prevent stored objects from being thrown 
about and injuring vehicle occupants during 
an accident.
iAudio system/COMAND* with CD 
changer*: The CD changer* is located 
in the glove box. 
     
        
        Page 462 of 474

461 Index
Fuel 294, 443
Additives 443
Capacities, Fuel tank 441
Filling the tank 294
Fuel filler flap and cap, Multifunction 
display messages 352, 353, 376
Fuel gauge 25
Fuel reserve warning lamp 354
Requirements, Octane rating 444
Technical data 441, 443
Fuel consumption statistics
After start 155
Since last reset 156
Fuel filler flap 294
Opening in an emergency 391
Fuel reserve warning lamp 25
Fuel tank
Capacity 441
Filler flap 294
Fuels, coolants, lubricants etc.
Capacities 440Fuses 421
Aids for changing fuses 421
Fuse box (main) in passenger 
compartment 422
Fuse box in engine compartment 422
Fuse box in trunk 423
Fuse chart 421
Fuse extractor 421, 423
Replacing 421
Spare fuses 421
G
Garage door opener* 273
Gasoline see Fuel
GAWR 331
Gear range 450
Automatic transmission* 166
Limiting 166
Shifting into optimal 169
Gear selector lever 48, 49, 161, 162
Cleaning 347
Lock 49
Position indicator 163
Position, Automatic 
transmission* 130, 162, 164
Unlocking in an emergency 392Global locking/unlocking see Key
Global Positioning System see GPS
Glove box 257
Good visibility 170
GPS 451
Gross Axle Weight Rating see GAWR
Gross Vehicle Weight Rating see GVWR
Gross Vehicle Weight see GVW
GVW 332
GVWR 332
H
Halogen headlamp see Headlamps
Hands-free microphone 29
Hard plastic trim items, cleaning 347
Hazard warning flasher 124
Head restraints 37, 109
Active head restraint 73, 394
Front seat, 
Removing and installing 109
Manual seat, Adjusting 37
Power seat*, Adjusting 39
Rear seat, Folding back 110
Rear seat, Removing and 
installing 111
Resetting activated head 
restraints 394 
     
        
        Page 470 of 474

469 Index
Sidewall 333
Ski sack* (Canada only) 250, 252, 253
SmartKey see Key, SmartKey
Snow chains 337
Sound system* 204
Spare fuses 421
Spare wheel 436
Bolts 388
Mounting 406
Speed settings
Cruise control 249
Speedometer 25, 143
Split rear bench seat* 253
SRS 70, 453
Indicator lamp 25, 355
Message in display 363
Standing lamps
Replacing bulbs 398, 399
Standing water, Driving through 290
Starter switch 23, 33
Positions 33
Starting difficulties, Engine 50
Steering column 40, 41
Easy entry/exit feature* 42
Steering gear oil
Message in display 381Steering wheel 40
Buttons 26
Cleaning 347
Electrical adjustment* 41
Manual adjustment 40
Stolen vehicle
Recovery services 273
Storage compartments
Armrest 258
Cup holder 259
Glove box 257
Parcel net in front passenger 
footwell 258
Storing (memory function*)
Positions into memory 116
Storing tires 306
Submenus see Control system submenus
Substitute lamps
Bulbs 397
Summer opening feature 243
Sun visors 173
Sunshade* 174
Supplemental Restraint System see SRS
Symbols used in this operator’s 
manual 15T
Tachometer 25, 129
Overspeed range 129
Tail lamps
Cleaning 344
Messages in display 379
Replacing bulbs 399, 403
Tar stains 342
Technical data
Air conditioning refrigerant 442
Brake fluid 442
Coolant 440, 441, 444
Electrical system 437
Engine 430
Engine oil additives 442
Engine oils 442
Fuel requirements 444
Fuels 440, 441
Fuels, coolants, lubricants, etc 440
Gasoline additives 443
Lubricants 440
Premium unleaded gasoline 443
Rims and tires 432
Weights 439