Page 503 of 539

502 Technical termsControl system
The control system is used to call up
vehicle information and to change
component settings. Information and
messages appear in the multifunction
display. The driver uses the buttons on
the multifunction steering wheel to
navigate through the system and to ad-
just settings.
Cruise control
Driving convenience system for
automatically maintaining the vehicle
speed set by the driver.
Curb weight
(
page 365)
DOT
(Department o
f Transportation)
(
page 365)
DSR
(Downhill S
peed R
egulation)
Driving convenience system for auto-
matically maintaining the vehicle speed
on downhill driving.Engine number
The number set by the manufacturer
and placed on the cylinder block to
uniquely identify each engine
produced.
Engine oil viscosity
Measurement for the inner friction (vis-
cosity) of the oil at different tempera-
tures. The higher the temperature an
oil can tolerate without becoming thin,
or the lower the temperature it can tol-
erate without becoming viscous, the
better the viscosity.
ESP
®(Electronic S
tability Pr
ogram
®)
Improves vehicle handling and direc-
tional stability.
ETD
(E
mergency T
ensioning D
evice)
Device which deploys in certain frontal
and rear collisions exceeding the
system’s threshold to tighten the seat
belts.
->SRSFSS PLUS (Canada vehicles)
(F
lexible S
ervice S
ystem PLUS)
Maintenance service indicator in the
multifunction display that informs the
driver when the next vehicle mainte-
nance service is due. FSS evaluates en-
gine temperature, oil level, vehicle
speed, engine speed, distance driven
and the time elapsed since your last
maintenance service, and calls for the
next maintenance service accordingly.
GAWR
(G
ross A
xle W
eight R
ating)
The GAWR is the maximum permissible
axle weight. The gross vehicle weight
on each axle must never exceed the
GAWR for the front and rear axle indi-
cated on the certification label located
on the driver’s door pillar.
Page 513 of 539

512 IndexClosing the tailgate 123, 124
Closing the tailgate from
the inside electrically* 120
Closing the tailgate from the
outside (vehicles without
KEYLESS-GO*) 121
Closing tilt/sliding sunroof*
In an emergency 439
Cockpit 22, 501
Cold tire inflation pressure 365
Combination switch 142
High beam 54
Turn signals 54
Windshield wipers 55
Compass 295
Adjusting compass zone 171
Calibrating 171
Zone map North America 295
Zone map South America 295
Control and operation
of radio transmitters 320Control system 502
AUDIO menu 157
Convenience submenu 173
Display digital speedometer 156
Functions 154
Instrument cluster
submenu 164, 165
Lighting submenu 167
Menus 153, 154
Message memory menu 159
Selecting radio system 157
Selecting satellite radio* station
(USA only) 157
Settings menu 161
Standard display menu 156
Submenus 152, 154
TEL* menu 178
Trip computer menu 177
Vehicle submenu 171
Convenience submenu 173
Activating easy-entry/exit
feature* 173
Setting parking position*
for exterior rear view mirror 174Coolant 332, 497
Adding 333
Anticorrosion/antifreeze
quantity 498
Checking level 332
Messages in display 410, 412
Temperature 322
Coolant level
Checking 332
Corner-illuminating front fog lamps* 143
Switching off 144
Switching on 143, 144
Crossing obstacles 311
Cruise control 238, 502
Canceling 240
Driving downhill 240
Driving uphill 240
Message in display 398
Setting current speed 239
Setting speeds 243
Cruise control lever 238, 246
Page 514 of 539

513 Index
Cup holder 274
Cleaning 379
In front seat armrest 274
In rear center console 274
Reinstalling 275
Removing 275
Curb weight 365
Customer Assistance Center (CAC) 501
D
Daytime running lamp mode 140
Setting 167, 168
Deactivating
Air conditioning 211
Air conditioning (cooling) 226
Air recirculation mode 210, 225
Alarm 101
Anti-theft alarm system 101
Automatic climate control*
(3-zone) 220
Central locking (control system) 172
Climate control 206
climate control system 206
Cruise control 240Defrost 209, 223
Engine 62
ESP
®
97
Hazard warning flasher 145
Headlamps 62
Immobilizer 100
Interior lighting delayed
switch-off 170
Rear passenger compartment
ventilation and climate control 228
Rear window defroster 201
Rear window wiper 58
Residual heat 212, 227
Seat heating* 134
Tow-away alarm 102
Deep water see Standing water
Defogging
Windshield 208, 222
Defrosting 208, 223
Delayed switch-off
Interior lighting 170
Department of Transportation see DOT
Dialing
A number (telephone*) 180Difficulties
While driving see Problems
while driving
Digital speedometer 156
Direction of rotation (tires) 338
Discharged battery
Jump starting 470
Disconnecting
Vehicle battery 464
Display
Selecting 165
Displays
Digital speedometer 156
Maintenance service indicator 371
Messages 329
Selecting 165
Showing messages 160
Distance to empty (range)
Calling up 177
Door control panel 30
Door entry lamps 147
Door handle 30
Door unlock
With Tele Aid* 288
Page 515 of 539

514 IndexDoors
Message in display 413
Opening from inside vehicle 117
Opening from outside 108
DOT 365
Downhill driving
Cruise control 240
Downhill Speed Regulation (DSR) 243
Switching off 245
Switching on 245
Drink holder see Cup holder
Drinking and driving 299
Drive sensibly-save fuel 299
Driving 46, 52
Abroad 319
In winter 304
Problems 58
Safety systems 93
Through standing water 305Driving abroad 319
Driving instructions
Towing a trailer 317
Driving off 301
Driving safety systems
4-ETS 98
ABS 93
BAS 95
ESP
®
95
Driving systems 238
Cruise control 238
Driving safety systems 93
EBP 98
Parktronic* 254
Driving through water 310
Driving tips 190
Accelerator position 190
Kickdown 190E
Easy-entry/exit feature
Vehicles with memory function* 128
Easy-entry/exit feature*
Activating 173
EBP 98
Electrical connections
Trailer 314
Electrical fuses 477
Electrical system
Technical data 490
Electronic Brake Proportioning see EBP
Electronic Stability Program
® see ESP
®
Electronic Traction System see 4-ETS
Emergency
Unlocking and opening
the tailgate in an 437
Emergency calls
Initiating an emergency call 284
With Tele Aid* 282
Emergency operation
(Limp Home Mode) 192
Page 520 of 539

519 Index
L
Labels, identification 484
Lamp bulbs, exterior 443
Lamps, exterior
Front 443
Light sensor 420
Messages in display 418, 420
Rear 444
Lamps, indicator and warning
ABS 382
Air bag Off 72
Battery (SmartKey with
KEYLESS-GO*) 114
Battery (SmartKey) 108
Brakes 383
CHECK ENGINE 385, 386
CHECK Engine malfunction
indicator lamp 386
Engine diagnostics 385, 386
ESP
®
387
Front fog lamps 138
Fuel reserve 388
Rear fog lamp 138
Seat belts 388, 389
SRS 390Language
Multifunction display 164
Setting 164
LATCH type child seat anchors 88
LATCH type child seat mounts 88
Layout of poly-V-belt drive (ML 350) 485
Layout of poly-V-belt drive (ML 500) 485
Leather upholstery*
Cleaning 380
Lever
For cruise control 238
License plate lamps
Messages in display 419
Replacing bulbs 444, 451
Light alloy wheels
Cleaning 379
Light sensor 420
Lighter see cigarette lighterLighting 138
Automatic headlamp mode 139
Cargo compartment lamp 147
Daytime running lamp mode 140
Door entry lamps 147
Front fog lamps 142
High beams 142
Instrument cluster illumination 148
Interior 145
Locator lighting 141
Low beam 138
Manual headlamp mode 139
Night security illumination 141
Parking lamps 138
Rear fog lamp 142
Settings (control system) 167
Standing lamps 138
Limiting the gear range 187
Limp Home Mode 192
Line of fall 503
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 528 of 539

527 Index
Seat cushion depth
Adjusting 132
Seat heating*
Switching off 134
Switching on 134
Seating capacity 340
Seats 128
Adjusting 38
Easy entry/exit feature
(Vehicles with memory
function*) 128
Heater* 133
Multicontour seat* 132
Securing cargo
Cargo tie-down rings 260
Selecting display 165
Self-test
Occupant Classification System 86
Tele Aid* 282
Service
Calling up the service indicator 372
Parts 482Service and Warranty Booklet
Loss of 483
Service and warranty information 10
Service indicator
Calling up 372
Clearing 372
Service life (tires) 336
Setting
Convenience functions 163, 173
Cruise control 239
Day (clock) 166
Daytime running lamp mode 167,
168
Higher speed in cruise control 241
Hours (clock) 165
Individual vehicle settings 161
Interior lighting delayed
switch-off 170
Lamps and lighting (control
system) 167
Language, multifunction display 164
Locator lighting 168
Lower speed in cruise control 242
Miles/kilometers in
speedometer 164Minutes (clock) 166
Month (clock) 166
Parking position* for exterior
rear view mirrors 174
Slower speed in cruise control 242
Speed in cruise control 243
Speedometer display mode 164
Temperature (interior) 207, 221
Units
Speedometer 164
Year (clock) 167
Setting current speed 239
Setting the vehicle level* 252
Setting up the collapsible wheel chock
Vehicle tool kit 432
Settings
Convenience functions 173
Factory, SmartKey 108
Lighting (control system) 167
Menus and submenus 152
Resetting all (control system) 161
Resetting in the submenu 162
Selective 108, 114
Page 530 of 539

529 Index
Snow chains 370
Spare fuses 478
Spare wheel 433
Minispare wheel 433
Speed
Setting current 239
Speed settings
Cruise control 241, 242, 243
Speedometer 25
Settings units 164
Speedometer display mode
Selecting 164
Split rear bench seat 261
SRS 74, 505
Indicator lamp 390
SRS indicator lamp 25
Standing water
Driving instructions 305Starting difficulties 51
Starting position 34
Starting the engine 49
Steep terrain
Driving 308
Steering column
Height adjustment 43
Length adjustment 43
Steering wheel
Adjusting 41
Cleaning 379
Electrical adjustment* 42
Steering wheel gearshift control 188
Stolen vehicle
Recovery services 289
Stopping
Windows 232Storage compartment
in the center console 271
Storage compartments 270
Armrest 272
Cup holder 274
Glove box 270
Parcel net in front passenger
footwell 270
Storage compartment in front
of armrest 272
Storage compartment in
the center console 271
Storing (Memory function*)
Positions in memory 136
Storing tires 337
Stranded vehicle 476