Page 465 of 489

464 Technical termsMultifunction display
Display field in the speedometer used
to present information provided by the
control system.
Multifunction steering wheel
Steering wheel with buttons for operat-
ing the control system.
Normal occupant weight
(
page 343)
OCS
(Occupant C
lassification S
ystem)
The system automatically turns the
front passenger front air bag on or off
based on the classified occupant size
category determined by weight sensor
readings from the seat.
Overspeed range
Engine speeds within the red marking
on the tachometer dial. Avoid this en-
gine speed range, as it may result in se-
rious engine damage that is not
covered by the Mercedes-Benz Limited
Warranty.Parktronic (Parking assist)*
(Canada only)
System which uses visual and acoustic
signals to assist the driver during
parking maneuvers.
Poly-V-belt drive
Drives engine-components (alternator,
AC compressor, etc.) from the engine.
Power train
Collective term designating all compo-
nents used to generate and transmit
motive power to the drive axles, includ-
ing
engine
clutch/torque converter
transmission
transfer case
drive shaft
differential
axle shafts/axlesProduction options weight
(
page 343)
Program mode selector switch
Used to switch the automatic transmis-
sion between standard operationS and
comfort operationC.
PSI
(Pounds per S
quare I
nch)
(
page 343)
Page 466 of 489

465 Technical terms
Recommended tire inflation pressure
(
page 343)
REST*
(Residual engine heat utilization)
Feature that uses the engine heat
stored in the coolant to heat the vehi-
cle interior for a short time after the en-
gine has been turned off.
Restraint systems
Seat belts, child restraints, lower an-
chors and tethers for children (LATCH).
As independent systems, their protec-
tive functions complement one anoth-
er.
Rim
(page 343)RON
(R
esearch O
ctane N
umber)
The Research Octane Number for gaso-
line as determined by a standardized
method. It is an indication of a gaso-
line's ability to resist undesired detona-
tion (knocking). The average of both
the ->MON (Motor Octane Number)
and RON (Research Octane Number) is
posted at the pump, also known as
ANTI-KNOCK INDEX.
Run Flat Indicator*
The Run Flat Indicator monitors the set
tire inflation pressures by evaluating
each wheel’s rotational speed. If a
wheel’s rotational speed changes due
to falling tire inflation pressure, a corre-
sponding warning message appears in
the multifunction display.Shift lock
When the vehicle is parked, this lock
prevents the gear selector lever from
being inadvertently moved out of
positionP without SmartKey turned
and brake pedal depressed.
Sidewall
(
page 343)
SRS
(Supplemental R
estraint S
ystem)
Air bags, air bag control unit (with
crash sensor), emergency tensioning
device. Though independent systems,
they are closely interfaced to provide
effective occupant protection.
Steering wheel gearshift control
You can change the gears yourself with
the steering wheel gearshift buttons.
Page 467 of 489

466 Technical termsTele Aid System
(T
elematic A
larm I
dentification on D
e-
mand)
The Tele Aid system consists of three
types of response: automatic and man-
ual emergency, roadside assistance
and information. Tele Aid is initially ac-
tivated by completing a subscriber
agreement and placing an acquain-
tance call.
The Tele Aid system is operational pro-
vided that the vehicle’s battery is
charged, properly connected, not dam-
aged and cellular and GPS coverage is
available.
Telematics*
A combination of the terms “telecom-
munications” and “informatics”.
Tightening torque
Force times lever arm (e.g. a lug
wrench) with which threaded fasteners
such as wheel bolts are tightened.TIN
(T
ire I
dentification N
umber)
(
page 344)
Tire load rating
(page 344)
Tire ply composition and material used
(page 344)
Tire speed rating
(page 344)
Traction
(page 344)
Tread
(page 344)
Treadwear indicators
(page 344)
Uniform Tire Quality Grading Standards
(page 344)Vehicle capacity weight
(
page 344)
Vehicle maximum load on the tire
(page 344)
VIN
(Vehicle I
dentification N
umber)
The number set by the manufacturer
and placed on the body to uniquely
identify each vehicle produced.
Page 468 of 489

467 Index
A
ABS 25, 87, 461
Malfunction indicator lamp 360
Messages in display 372
Accelerator position, automatic
transmission 174
Accessory weight 342
Accident 56
Active head restraints 73
Resetting 408
Air bags 63
Children 74
Front passenger
front air bag off indicator lamp 81
Front side impact air bags 68
Front, Driver 67
Front, Passenger 67
Occupant Classification System
(OCS) 77
Rear side impact air bags* 68
Safety guidelines 66
Window curtain 68Air conditioning refrigerant 454
Air conditioning system see
Climate control system
Air conditioning, Cooling 194, 206
Air distribution 190, 201
Air pressure see Tires, Inflation pressure
Air recirculation mode 192, 203
Air vents 195, 208
Air volume 190, 201
Alarm system see Anti-theft systems
Alignment bolt
(vehicle tool kit) 398, 423, 461
Anticorrosion/antifreeze 457, 458
Antiglare, Rear view mirror 180, 181
Antilock Brake System see ABS
Anti-theft systems 93
Anti-theft alarm system 93
Immobilizer 93
Tow-away alarm* 95
Aquaplaning see Hydroplaning
Armrest 271, 272
Storage box 269
Ashtrays 274, 275Aspect ratio 342
ATF 313
AUDIO menu 149
CD player CD, MP3-CD 150
Radio station 149
Radio station (satellite*) 149
Audio system 209
Button and soft key operation 212
CD changer* 227
CD operation 225
Emergency calls "911" 244
Operating and display elements 210
Operating audio system 209
Operating safety 209
Radio operation 216
Sound system* 213
Switching on/off 212
Telephone* operation 209, 231
Auto-dimming, Rear view mirror 181
Automatic central locking,
Control system 120, 163
Automatic climate control see
Climate control system
Automatic headlamp mode see Headlamps
Automatic lighting control,
Interior lighting 138
Page 469 of 489

468 IndexAutomatic locking when driving 120
Automatic shift program 176
Automatic transmission 170
Accelerator position 174
Emergency operation
(Limp-Home Mode) 179
Gear ranges 175
Gear selector lever 48, 170
Gear selector lever position 170, 172
Gear selector lever,
One-touch gearshifting 177
Gear shifting malfunctions 179
Kickdown 174
Manual (One touch) gearshifting 177
One-touch gearshifting, Steering
wheel gearshift control 178
Shift program mode
selector switch 176
Starting engine 48
Transmission fluid level 313
Automatic Transmission Fluid see ATFB
Backrest 265
Seat, Multicontour* 125
Seat, Power 38
Backup lamps
Messages in display 393
Replacing bulbs 412, 413
Bar 342
BAS 89, 461
Batteries, SmartKey
Changing 410
Checking battery condition 102
Batteries, SmartKey with KEYLESS-GO*
Changing 411
Checking battery condition 108
Battery, Vehicle 315, 426
Charging 428
Connecting 429
Disconnecting 427
Installing 428
Jump starting 430
Messages in display 382
Removing 428Bead 342
Beverage holder see Cup holder
Bi-Xenon headlamps* see Headlamps
Block heater (Canada only) 347
Bolts, Spare wheel 403
Brake Assist System see BAS
Brake fluid 454
Checking 307
Message in display 383
Brake lamp
Cleaning lenses 355
High mounted 413
Message in display 391
Replacing bulbs 413, 417
Brake pads
Message in display 383
Brakes 296
Warning lamp 361
Break-in period 294
Bulbs, replacing see Replacing bulbs
Page 470 of 489

469 Index
C
CAC 461
California retail buyers and lessees,
Important notice for 11
Call priority (Tele Aid) 285
Can holder see Cup holder
CAN system 461
Capacities and
recommended fuel/lubricants 452
Cargo area see Trunk
Cargo tie-down rings 268
Carpets, cleaning 357
Catalytic converter 303
CD changer* 225
CD player 225
Control system 150
Center console 27
Lower part 28
Upper part 27
Central locking
Automatic 120, 163
Locking/unlocking from inside 121
Central locking switch 121
Certification label 442
Charcoal filter 204Children in the vehicle 74
Air bags 74
Blocking rear
side window operation 85
Front passenger front
air bag off indicator lamp 81
Infant and
child restraint systems 69, 74, 82
LATCH-type child seat anchors 83
LATCH-type
child seat anchors design A 84
LATCH-type
child seat anchors design B 84
Occupant Classification System
(OCS) 77
Cigarette lighter 276
Climate control see
Climate control systemClimate control system
Air conditioning refrigerant 454
Air conditioning, Cooling 194, 206
Air distribution 190, 201
Air recirculation mode 192, 203
Air vents 195, 208
Air volume 190, 191, 201
Charcoal filter 204
Control panel,
Automatic climate control 197
Control panel,
Climate control 187
Deactivating/Reactivating 189, 199
Defogging 202
Defrosting 202
Defrosting, rear window 185
Front defroster 191
MAXCOOL 202
Residual engine heat
and ventilation* (REST*) 207
REST* 465
Temperature 190, 200
Clock 25, 142, 157, 158
Setting time 157, 158
Cockpit 22, 461
Page 471 of 489

470 IndexCockpit Management and Data System
see COMAND*
Cold tire inflation pressure 342
Collapsible wheel chock 398, 401
COMAND* 461
COMAND* see separate
COMAND operating instructions
Combination switch 52, 135
Control system 143, 461
Functions 145
Multifunction display 144
Multifunction steering wheel 144
Resetting to factory default 152
Control system menus 146, 463
AUDIO 149
NAV* 150
Settings 152
Settings, Submenus 153
Standard display 148
Submenus 145
TEL* 167
Trip computer 165
Vehicle status message memory 151Control system submenus 145, 147, 154
Convenience 164
Instrument cluster 155
Lighting 160
Time/Date 157
Vehicle 163
Controller Area Network see CAN system
Coolant 314, 457
Adding 314
Anticorrosion/antifreeze
mixing ratio and quantity 457
Capacities 453
Checking coolant level 314
Messages in display 384–386
Temperature 304
Temperature indicator 141
Warning lamp 364
Corner-illuminating front fog lamps* 135
Replacing bulbs 412Cruise control 254, 462
Canceling 256
Cruise control lever 254
Current speed 255
Fine adjustment 257
Higher speed 257
Last stored speed
("Resume" function) 257
Slower speed 257
Cup holder 273
Curb weight 342
Customer Assistance Center see CAC
Page 472 of 489

471 Index
D
Date 157
Date, Setting 158, 159
Daytime running lamp mode 133
Setting 160
Deep water see Standing water
Defogging
Windshield 192, 202
Defrosting, Front 191, 202
Defrosting, Rear 185
Delayed shut-off
Exterior lamps 162
Interior lighting 163
Department of Transportation see DOT
Difficulties
With starting 50
Digital speedometer 148
Dimensions, Vehicle 451
Direction of rotation (tires) 320Displays
Digital speedometer 148
Maintenance service indicator 348
Messages in display 370
Multifunction display 144
Outside temperature 142
Symbol messages 382–397
Text messages 372–380
Vehicle status message memory 151
Vehicle status messages see
Multifunction display messages
Distance to empty (Range),
Trip computer 166
Door
Entry lamps 139
Handle (inside) 30
Locking/unlocking,
KEYLESS-GO* 33, 106
Locking/unlocking,
SmartKey 32, 100
Message in display 387
Opening from inside/outside 110
Remote door unlock (Tele Aid) 286
Unlocking, Mechanical key 404Door control panel 30
Door handle 110
DOT 342
Drinking and driving 295
Driving
Abroad 302
Hydroplaning 299
In winter 300
Instructions 45, 295
Problems 56
Safety systems 87
Systems 254
Through standing water 301
Driving off 297
Driving safety systems
ABS 87
BAS 89
ESP
®
90
Driving systems
Cruise control 254
Parktronic system*
(Canada only) 258