
405 Technical terms
Remote Vehicle Diagnostics
Transmission of vehicle data and cur-
rent location to the Mercedes-Benz
Customer Assistance Center for sub-
scribers to the Tele Aid service.
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, belt tensioners, airbags and
child restraint systems. As indepen-
dent systems, their protective func-
tions complement one another.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 AN-
TI-KNOCK INDEX.
Shift lock
When the vehicle is parked, this lock
prevents the transmission selector le-
ver from being inadvertently moved out
of positionP without the SmartKey
turned and the brake pedal depressed.
SRS
(S
upplemental R
estraint S
ystem)
Seat belts, emergency tensioning de-
vice and airbags. Though independent
systems, they are closely interfaced to
provide effective occupant protection.Tele Aid System
(T
elematic A
larm I
dentification on
D
emand)
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.

410 Index
Fog lamps 353
Front lamps 353
High beam 353
High mounted brake lamp 354
License plate lamps 354, 358
Low beam 353
Parking and standing lamps 353
Parking lamps 354, 357
Rear fog lamp 354
Rear fog lamps 358
Side marker lamps 353, 357
Standing lamps 353, 354, 357
Tail lamp assemblies 354, 358
Turn signal lamps 353, 354
C
CAC (Customer Assistance Center) 402
Calling up
Distronic* settings 147
Range (distance to empty) 150
Service indicator 295
CAN system 402
Cargo tie-down hooks 230Cassette player
Operating 141
Catalytic converter 267
CD changer* 142
CD mode 142
CD player
Operating 141
Center console 25
AIRBAG OFF indicator lamp 311
Centigrade
Setting temperature units 154
Central locking
Automatic 106
From inside 107
Switch 107
Switching on/off (control
system) 159
Unlocking from inside 107
Changing
Batteries (SmartKey) 350
Battery (SmartKey with
KEYLESS-GO*) 351
CDs 142SmartKey setting 160
Vehicle level 219, 222
Charcoal filter 188
Activating 188
Deactivating 189
Charging
Vehicle battery 367
CHECK ENGINE malfunction indicator
lamp 306
Checking
Brake fluid 270
Coolant level 278
Oil level 271, 273
Oil level via control system 274
Tire inflate pressure 271
Vehicle lighting 271
Child safety 69
Airbags 60
Infant and child restraint systems 64,
69
LATCH child seat anchors 73
Cigarette lighter 239

413 Index
Limiting opening height of
trunk lid* 159
Rear window defroster 189
Residual heat 191
Seat heater 115, 116
Seat ventilation* 117
Tow-away alarm 85
Deactivating steering wheel gearshift
control 173
Deceleration
With Distronic* 209
Deep water see Standing water 265
Defrosting 187
Delayed switch-off
Interior illumination 158
Dialing
A number (telephone) 145
Difficulties
While driving see Problems while
driving 50
Digital clock 23
Digital speedometer 139
Direction of rotation (tires) 283Discharged battery
Jump starting 369
Disconnecting
Vehicle battery 367
Displays
Digital speedometer 139
Distronic* 208
Messages 275, 312
Service indicator 294
Showing malfunctions 150
Distance
Decreasing in Distronic* 214
Increasing in Distronic* 214
Setting in Distronic* 213
Warning function 214
Distance to empty (range)
Calling up 148
Distance warning function* 214
Activating 215
Deactivating 215
DTR* warning lamp 214
Intermittent warning sound 214
Symbol in multifunction display 147Distronic* 206, 402
Activated 210
Activating 211
Calling up settings 147, 209
Cleaning system sensor 299
Cruise control lever 210
Deactivated 210
Deactivating 213
Deceleration 209
Decreasing distance 214
Decreasing time interval 213
Displays in the speedometer dial 208
Distance warning function 214
Driving hints 215
Fine adjustment 212
Increasing distance 214
Increasing time interval 213
Intermittent signal tone 208
Menu 209
Messages in display 315
Sensor cover 299
Setting a higher speed 211
Setting a slower speed 212

415 Index
Emergency tensioning device see
ETD 67, 403
Emission control 267
Ending
A call (telephone) 145
Engine 382
Compartment 272
Message in display 306
Starting 43
Starting with KEYLESS-GO* 44
Starting with the SmartKey 43
Turning off with the SmartKey or the
SmartKey with KEYLESS-GO* 53
Engine cleaning 298
Engine compartment 272
Fuse box in 375
Hood 272
Engine malfunction indicator lamp 306
Engine number 402
Engine oil 273
Adding 277
Additives 393
Checking level 273
Consumption 273Display messages 326
Filler neck 277
Messages in display 275, 326
Viscosity 403
Engine oil level see Oil level 271
Engine shut down in an emergency 376
Entry position
Messages in display 328
ESP 79, 403
Four wheel electronic traction system
with ESP 82
Switching off 80
Switching on 81
Synchronizing 316
Warning lamp 307, 308
ETD 403
Safety guidelines 62
ETD (Emergency tensioning device) 67
Exterior lamp switch 124
Exterior rear view mirrors
Adjusting 38
Folding electrically 176
Parking position for 162F
Fahrenheit
Setting temperature units 154
Fastening the seat belts 40
Fine adjustment
Cruise control 205
Distronic* 212
First aid kit 344
Flat tire 361
Lowering the vehicle 365
Mounting the spare wheel 361
Preparing the vehicle 361
Flexible Service System (FSS) 294, 403
Fog lamp, rear 127, 354
Fog lamps
Replacing bulbs 353
Fog lamps, front
Messages in display 330
Replacing bulbs 354
Switching on 127
Folding electrically
Exterior rear view mirrors
176

416 IndexFour wheel electronic traction system
(4MATIC)
with ESP 82
4MATIC 82
Front airbags 63
Front lamps
Messages in display 330–333
Replacing bulbs 353, 355
Switching on 124
Front seat head restraints
Installing 109
Power seat 109
Removing 109
FSS (Flexible Service System) 294, 403
Fuel 270
Fuel reserve warning lamp 308
Premium unleaded gasoline 270
Fuel consumption statistics
After start 148
Since last reset 149Fuel filler flap 269
Locking 269
Opening 351
Unlocking 269
Fuel tank
Filler flap 269
Fuels, coolants, lubricants etc. 391
Functions (control system) 136, 138
Resetting 152
Fuse box 374, 375
Fuse chart 345
Fuses 374
Auxiliary fuse box in trunk 374
Fuse box in engine compartment 375
Fuse box in passenger
compartment 374
Fuse boxes in the engine
compartment 376
Fuse chart 345
Fuse extractor 345
Spare fuses 345G
Garage door opener 250
Erasing in remote control 255
Integrated remote control 252
Rolling code programming 253
Gasoline see Fuel 270
Gear range 403
Automatic transmission 166
Limiting 166
Shifting into optimal 165
Gear range limit
Canceling 165
Gear selector lever
Cleaning 301
Position 167
Glasses
Storage compartment in front of
armrest 234
Global
Locking 89
Unlocking 89

417 Index
Global Positioning System (GPS) 403
Glove box 231
Closing 231
Locking 231
Opening 231
Unlocking 231
Gloves (vehicle tool kit) 345
Good visibility 174
GPS 243, 403
H
Hand-held transmitter
Programming integrated remote
control 252
Hands-free microphone 27
Hard plastic trim items
Cleaning 301
Hazard warning flasher 128
Switching off 129
Switching on 129
Head restraint folding 119
Head restraints 109
Headlamp cleaning system* 281Headlamps
Automatic control 125
Bi-Xenon 401
Cleaning 298
Cleaning system* 177, 281
Refilling washer fluid 281
Switching off 53
Switching on 47
Headliner
Cleaning 301
Heated steering wheel* 240
Height adjustment
Head restraints 36
Steering wheel 37
Height adjustments
Vehicle level 219, 221
High beam
Replacing bulbs 353
High beam flasher 48, 128
High beam headlamps
Messages in display 330
Switching on 128
High mounted brake lamp 354Hood 272
Closing 273
Message in display 328
Opening 272
Hydroplaning 263
I
Identification labels 380
Ignition 31, 33
Switching on 43, 44
Immobilizer 83
Activating 83
Deactivating 83
Indicator lamps see Lamps, indicator and
warning
Individual seats* 118
Infant and child restraint systems 69
Installing 72
LATCH child seat anchors 73
Information
About service and warranty 10
Button for Tele Aid* 247
Infrared reflecting windshield 256

419 Index
CHECK ENGINE 306
Coolant 322
DTR* 208
Engine diagnostics 306
ESP 307, 308
Fuel reserve 308
Instrument cluster 308
Seat belts 308
Service indicator 294
SRS 59
Language
Multifunction display 155
Setting 155
LATCH child seat anchors 73
Layout of poly-V-belt drive 381
Leather upholstery
Cleaning 302
Lever
For cruise control 210
License plate lamps
Replacing bulbs 354, 358
Light alloy wheels
Cleaning 301
Light sensor 331Lighter see Cigarette lighter 239
Lighting 124
Automatic headlamp mode 125
Combination switch 128
Daytime running lamp mode 126
Exterior lamp switch 124
Front fog lamps 127
High beam flasher 128
High beams 128
Instrument cluster illumination 131
Interior 129
Locator lighting 126
Low beam 124
Manual headlamp mode 125
Night security illumination 126
Parking lamps 124
Rear fog lamp 127
Settings (control system) 155
Limiting the gear range 166
Limp Home Mode 173
Loading 229
Cargo tie-down hooks 230
Instructions 229
Roof rack 229Locator lighting 126
Setting 156
Lock button 403
Lock buttons
Door handle (KEYLESS-GO*) 55
Locking 51, 88
Fuel filler flap 269
Global (SmartKey with
KEYLESS-GO*) 94
Global, SmartKey 89
Glove box 231
The vehicle with KEYLESS-GO* 95
Trunk lid, separately 105
Vehicle in an emergency 349
Loss of SmartKey 91
Loss of Smartkey with KEYLESS-GO* 96
Low beam headlamps
Messages in display 330, 331
Replacing bulbs 353
Lowering
Vehicle 365
Lumbar support adjustment 112

422 IndexOpening from the inside
Trunk 99
Operating
Cassette player 141
CD player 141
COMAND* see separate operating
instructions
Garage door opener 255
Integrated remote control 255
Navigation system 147
Radio 140
Radio transmitters 266
Telephone* 144
Vehicle outside the USA and
Canada 13
Operator’s Manual 10
Ornamental moldings 298
Outside temperature indicator 133
Overdue service 294
Overhead control panel 27
Garage door opener 27
Reading lamp 27
Rear view mirror 27
Tele Aid button 27Override switch see Blocking of rear
window operation 74
Overspeed range 404
P
Paintwork 297
Panic alarm 76
Panic button on SmartKey 76
Parcel net in front passenger
footwell 237
Parcel net in trunk 238
Parking 51, 261
Parking and standing lamps
Replacing bulbs 353
Parking assist see Parktronic* 224
Parking brake 45, 52
Engaging 52
Message in display 321
Releasing 45
Warning sound 46
Parking lamps
Replacing bulbs 354, 357
Switching on 124Parking position
Exterior rear view mirrors 122, 162,
175
Parktronic 224
Parktronic* 224, 404
Malfunctioning 228
Sensor 299
Passenger compartment 266
Fuse box in 374
Interior lighting 129
Interior rear view mirror 38
Parcel net in front passenger
footwell 237
Passenger safety see Occupant
safety 58
Passenger seat fore and aft
adjustment 120
Passenger seat head restraint
height 120
Passenger seat height 120
Pedals 259
Phone book*
Loading 146
Quick search 146