Page 506 of 539

505 Technical terms
Production options weight
(
page 366)
PSI
(P
ounds per s
quare i
nch) (
page 366)
Recommended tire inflation pressure
(
page 366)
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 tensioner, air bags and
child restraints, lower anchors and
tethers for children (LATCH). As inde-
pendent systems, their protective func-
tions complement one another.
Rim
(page 367)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.
Sidewall
(
page 367)
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.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
activated 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.
Page 508 of 539

507 Index
A
ABS 93, 501
ABS control 93
Malfunction indicator lamp 382
Messages in display 397
Off-road - ABS 94
Warning lamp 382
Accelerator position, automatic
transmission 190
Accessory weight 365
Accident
In case of 59
Activating
Air circulation mode 226
Air conditioning (cooling) 211
Air recirculation mode 209, 224
Anti-theft alarm system 101
Central locking (control system) 172
Defrosting 208
Easy-entry/exit feature* 173
ESP
®
98Exterior headlamps 54
Hazard warning flasher 145
Headlamps 54
High beams 142
Ignition 34
Immobilizer 62, 100
Rear window defroster 201
Rear window wiper 58
Residual heat 212, 227
Seat heating* 134
Tow-away alarm 102
Warning indicators (Parktronic*) 256
Windshield wipers 55
Adaptive Damping
System (ADS)* 249, 501
Adding
Coolant 333
Engine oil 331
Additional turn signals 443Adjusting 38
Air distribution 207, 222
Air volume 207, 208, 222
Backrest tilt 40
Compass zone 171
Exterior rear view mirror 44
Head restraint height 40
Head restraint tilt 41
Headlamp aim 451
Instrument cluster illumination 148
Interior rear view mirror 44
Mirrors 43
Multicontour seat* 132
Seat cushion depth 132
Seat cushion tilt 40
Seat fore and aft adjustment 39
Seat height 39
Seats 38
Steering column height 43
Steering wheel 41
Adjusting steering column 43
ADS* 501
Page 511 of 539

510 IndexBrake pads
Message in display 408
Brakes 300
Warning lamp 383
Break-in period 298
Bulbs, replacing 443
Additional turn signals 443
Backup lamps 444
Brake lamps 444
Fog lamps 443
Front fog lamp 449
Front lamps 443
High beam 443
License plate lamps 444, 451
Low beam 443
Parking, standing lamp 443
Rear fog lamps 450
Rear side marker lamp bulbs 450
Side marker lamp 443
Side marker lamps 444
Turn signal lamps 443, 444C
CAC (Customer Assistance Center) 501
Calibrating
Compass 171
California
Important notice 11
Call priority
Tele Aid* 287
Calling up
Range (distance to empty) 178
Service indicator 372
CAN system 501
Capacities
Fuels, coolants, lubricants, etc. 493
Cargo compartment
Fuse box in 479
Interior lighting 145
Lamp 147
Tie-down rings 260
Cargo compartment cover* 265
Closing 265
Installing 265
Opening 265
Removing 265
Cargo tie-down rings 260Carpet
Cleaning 379
Catalytic converter 320
CD player
Operating 158
Center console 27
Lower part 28
PASS AIR BAG OFF indicator
lamp 393
Upper part 27
Central locking
Automatic 125
Switch 126
Switching on/off
(control system) 172
Unlocking from inside 126
Central locking switch 126
Certification label 484
Changing
SmartKey setting 173
Charging
Vehicle battery 469
CHECK ENGINE malfunction
indicator lamp 385, 386
Page 512 of 539

511 Index
Checking
Coolant level 332
Engine oil with the
control system (ML 500 only) 328
Engine oil with the
oil dipstick (ML 350 only) 330
Oil level 327
Tire inflate pressure 325
Vehicle lighting 325
Checking tire pressure
electronically with the
Advanced Tire Pressure Monitoring
System* (Advanced TPMS*) 351
Checking weights
Trailer and vehicle 315
Checklist
Off-road driving 307
Returning from off-road driving 313
Child safety 78
Air bags 68
Infant and child
restraint systems 73, 78
LATCH type child seat mounts 88Child safety switch see Blocking of rear
door window operation
Cigarette lighter*
Front center console 275
Cleaning
Carpet 379
Cup holder 379
Gear selector lever 379
Hard plastic trim items 379
Headlamps 194
Headliner 379
Instrument cluster 379
Leather upholstery* 380
Light alloy wheels 379
MB Tex upholstery 380
Plastic and rubber parts 380
Seat belts 379
Steering wheel 379
Windows 378
Windshield 56
Wiper blades 378
Cleaning and care of the vehicle 374
Cleaning tires 337Climate control 202
Adjusting 207
Adjusting air volume 208
deactivating 206
Defrosting 208
Rear passenger compartment 213
Rear window defroster 200
Setting the temperature 207
Clock 165
Closing
Glove box 270
Hood 327
Power tilt/sliding sunroof* 439
Side windows 231
Side windows with
KEYLESS-GO* 234
Tailgate 120
Vehicle with KEYLESS-GO* 123,
124
Tilt/sliding sunroof* 235
Tilt/sliding sunroof* with
KEYLESS-GO* 234
Windows 230
Page 522 of 539

521 Index
MAXCOOL maximum cooling 223
Maximum inflation pressure 366
Maximum load rating 366
Maximum loaded vehicle weight 366
Maximum tire inflation pressure 504
MB Tex upholstery
Cleaning 380
Mechanical key 435
Memory function* 135, 504
Recalling positions from
memory 136
Menus 153
AUDIO 157
In control system 153, 154
Message memory 159
Settings menu 161
Standard display 156
Submenus 152
TEL* 178
Trip computer 177
Message
Displaying 160
Message memory 159
Calling up 159Miles/kilometers in speedometer
Setting 164
Minispare wheel
Spare wheel 433
Mirrors
Activating exterior mirror
parking position* 196
Adjusting 43
Auto-dimming rear view mirror* 195
Exterior rear view mirror 44
Exterior rear view mirror
parking positions* 174
Modular COMAND System 504
Modular COMAND System see
separate operating instructions
MON 324
MON (Motor Octane Number) 504
Mounting
New wheel 459
Mph or km/h in speedometer 164
Multicontour seat* 132
Multifunction display 504
Selecting language 164
Standard display 154Multifunction display messages
ABS 397
Batteries 398, 407
Brake fluid 409
Brake pads 408
Coolant 412
Coolant level 410
Cruise control 398
Doors 413
EBP (Electronic Brake
Proportioning) 408
Engine oil 414–415
Fuel cap 416
Fuel reserve tank 416
Hood 416
Lamps 420
Lamps, exterior 418
Oil 414–415
Parking brake 409
SmartKey 417
SmartKey with KEYLESS-GO* 417
Tailgate 427
Tele Aid* 425, 426
Washer fluid 427
Multifunction steering wheel 26, 504
Page 532 of 539

531 Index
Tar stains 375
Technical data 495
Brake fluid 495
Coolants 497
Electrical system 490
Engine 486
Engine oil 495
Engine oil additives 495
Fuel requirements 496
Gasoline additives 497
Main dimensions 491
Premium unleaded gasoline 496
Rims and tires 487
Weights 492
Windshield washer and
headlamp cleaning* system 500Tele Aid* 280
Call priority 287
Emergency calls 282
Information 286
Initiating an emergency call
manually 284
Messages in display 425, 426
Remote door unlock 288
Roadside assistance 284
Stolen vehicle recovery services 289
System self-check 282
Tele Aid* System 505
Telematics* 506
Telephone* 279
Answering a call 179
Dialing a number from
the phone book 180
Ending a call 180
Loading phone book* 180
Operating 178
Redialing 181Telephones and two-way radios 320
Telescoping rod 268
Temperature
Setting interior
temperature 207, 221
Tires 346
The coolant level is correct if
the level 333
Tie-down rings
(Cargo compartment) 260
Tightening torque 506
Tightening torque (Wheel bolts) 461
Tilt
Head restraint 41
Tilt/sliding sunroof*
Closing 235
Closing with KEYLESS-GO* 234
Opening 235
Synchronizing 237