Page 17 of 286

General notes ................................ 118
Hill start assist ...............................118
Q
QR code
Rescue card ..................................... 29
Qualified specialist workshop ........... 27
R
Radio
Selecting a station ......................... 164
see separate operating instructions
Radio mode
see also Digital Operator's Man-
ual ................................................. .188
Radio-wave reception/transmis-
sion in the vehicle
Declaration of conformity ................ 27
Reading lamp ..................................... 105
Rear compartment
Stowage compartment .................. 197
Rear fog lamp
Display message ............................ 165
Rear lamps
see Lights
Rear seats
Overview .......................................... 40
Rear view camera
Cleaning instructions ..................... 217
Function/notes ............................ .144
Switching on/off ........................... 145
Rear window blind ............................ 198
Rear window defroster
Problem (malfunction) ................... 111
Switching on/off ........................... 111
Rear-view mirror
Anti-glare (manual) .......................... 99
Dipping (automatic) ......................... 99
Refrigerant (air-conditioning sys-tem)
Important safety notes .................. 280
Refueling
Fuel gauge ....................................... 33
Important safety notes .................. 122
Refueling process .......................... 123
see Fuel Remote control
Garage door opener ....................... 203
Programming (garage door
opener) .......................................... 204
Replacing bulbs
General notes ................................ 105
Reporting safety defects .................... 28
Rescue card ......................................... 29
Reserve (fuel tank)
see Fuel
Reserve fuel
Display message ............................ 165
Warning lamp ................................. 176
Residual heat (climate control) ........111
Restraint system
Display message ............................ 170
Introduction ..................................... 42
Warning lamp ................................. 182
Warning lamp (function) ................... 43
Reversing feature
Roller sunblind ................................. 91
Side windows ................................... 90
Trunk lid .......................................... .84
Reversing lamps (display mes-
sage) ................................................... 165
ROAD SURFACE SCAN ....................... 140
Roadside Assistance (breakdown) .... 25
Roller sunblind
Panorama roof ................................. 91
Rear window .................................. 198
Roller sunblind for the panorama
roof
Opening and closing ........................ 92
Operating ......................................... 91
Resetting ......................................... 92
Roof
Display message ............................ 165
Roof lining and carpets (cleaning
guidelines) ......................................... 218
Roof load (maximum) ........................ 281
Route (navigation)
see Route guidance (navigation)
Route guidance
see also Digital Operator's Man-
ual .................................................. 188
Route guidance (navigation) ............ 164
Index15
Page 18 of 286

S
SafetyOccupant Classification System
(OCS) ............................................... 51
see Operating safety
Safety system
see Driving safety systems
SD memory card
see also Digital Operator's Man-
ual .................................................. 188
Search & Send
see also Digital Operator's Man-
ual .................................................. 188
Seat belts
Adjusting the driver's and front-
passenger seat belt ........................ .47
Cleaning ........................................ .218
Correct usage .................................. 45
Fastening ......................................... 46
Important safety guidelines ............. 44
Introduction ..................................... 44
Releasing ......................................... 47
Warning lamp ................................. 177
Warning lamp (function) ................... 48
Seating
Seating comfort package ................. 98
Seating comfort package ................... 98
Seats
Active multicontour seat .................. 98
Adjusting (electrically) ..................... 98
Adjusting the 4
Page 19 of 286

Mechanical key ................................ 80
Overview .......................................... 78
Positions (ignition lock) ................. 115
Problem (malfunction) ..................... 82
Starting the engine ........................ 118
SMS
see also Digital Operator's Man-
ual .................................................. 188
Snow chains ...................................... 242
Sockets
Center console .............................. 198
General notes ................................ 198
Rear compartment ........................ .198
Trunk ............................................. 198
Special seat belt retractor .................. 61
Specialist workshop ............................ 27
Speed, controlling
see Cruise control
Speedometer
In the Instrument cluster ................. 33
Selecting the unit of measure-
ment .............................................. 164
see Instrument cluster
Standing lamps
Display message ............................ 165
Switching on/off ........................... 103
Start/Stop button
Removing ....................................... 117
Starting the engine ........................ 118
Start/stop function
see ECO start/stop function
Starting (engine) ................................ 117
STEER CONTROL .................................. 75
Steering
Warning lamps ............................... 186
Steering (display message) .............. 176
Steering Assist (DISTRONIC PLUS)
Display message ............................ 165
Steering assistant STEER CON-TROL
see STEER CONTROL
Steering wheel
Adjusting (electrically) ..................... 99
Button overview ............................... 35
Buttons (on-board computer) ......... 161
Important safety notes .................... 99
Paddle shifters ............................... 121 Steering wheel heating .................... 99
Storing settings (memory func-
tion) ................................................. 99
Steering wheel (cleaning instruc-
tions) ................................................. .218
Steering wheel heating
Switching on/off .............................. 99
Steering wheel paddle shifters ........121
Stowage areas ................................... 196
Stowage compartments
Armrest (under) ............................ .197
Center console .............................. 197
Center console in rear compart-
ment .............................................. 197
Cup holders ................................... 198
Door ............................................... 197
Eyeglasses compartment .............. .197
Glove box ....................................... 197
Important safety information ......... 196
Rear ............................................... 197
Rear seat backrest ......................... 197
Stowage net ................................... 197
Stowage net ....................................... 197
Stowage space
Parcel net retainers ....................... 197
Securing a load .............................. 197
Stowage well beneath the trunk
floor .................................................... 197
Summer tires
In winter ........................................ 242
Sun visor ............................................ 198
Suspension tuning
Active Body Control ABC .............. .140
AIRMATIC ...................................... 141
Switching air-recirculation mode
on/off ................................................. 111
T
Tachometer ........................................ 160
Tail lamps
Display message ............................ 165
see Lights
Tank content
Fuel gauge ....................................... 33
Technical data
Capacities ...................................... 275
Information ................................... .274
Index17
Page 20 of 286

Tires/wheels ................................. 266
Vehicle data ................................... 281
Telephone
Accepting a call (multifunction
steering wheel) .............................. 164
Number from the phone book ........ 164
Redialing ....................................... .164
Rejecting/ending a call ................. 164
see also Digital Operator's Man-
ual ................................................. .188
Temperature
Setting (climate control) ................ 111
Tire pressure
Calling up (on-board computer) ..... 246
Checking manually ........................ 246
Display message ............................ 175
Important safety notes .................. 246
Maximum ....................................... 245
Not reached (TIREFIT) .................... 223
Notes ............................................. 244
Reached (TIREFIT) .......................... 224
Recommended ............................... 243
Tire pressure monitor
Checking the tire pressure elec-
tronically ........................................ 248
Function/notes ............................ .246
General notes ................................ 246
Important safety notes .................. 246
Radio type approval for the tire
pressure monitor ........................... 249
Restarting ...................................... 248
Warning lamp ................................. 185
Warning message .......................... 248
TIREFIT kit .......................................... 222
Tires
Aspect ratio (definition) ................. 260
Average weight of the vehicle
occupants (definition) .................... 259
Bar (definition) ............................... 259
Changing a wheel .......................... 261
Characteristics .............................. 259
Checking ........................................ 241
Curb weight (definition) ................. 260
Definition of terms ......................... 259
Direction of rotatio n...................... 262
Display message ............................ 175
Distribution of the vehicle occu-
pants (definition) ............................ 261 DOT (Department of Transporta-
tion) (definition) ............................. 259
DOT, Tire Identification Number
(TIN) ............................................... 258
GAWR (Gross Axle Weight Rating)
(definition) ..................................... 259
GVW (Gross Vehicle Weight) (def-
inition) ........................................... 260
GVWR (Gross Vehicle Weight Rat-
ing) (definition) .............................. 260
Important safety notes .................. 240
Increased vehicle weight due to
optional equipment (definition) ...... 259
Kilopascal (kPa) (definition) ........... 260
Labeling (overview) ........................ 255
Load bearing index (definition) ...... 261
Load index ..................................... 258
Load index (definition) ................... 260
Maximum load on a tire (defini-
tion) ............................................... 260
Maximum loaded vehicle weight
(definition) ..................................... 260
Maximum permissible tire pres-
sure (definition) ............................. 260
Maximum tire load ......................... 258
Maximum tire load (definition) ....... 260
MOExtended tire s.......................... 242
Optional equipment weight (defi-
nition) ............................................ 261
PSI (pounds per square inch) (def-
inition) ........................................... 260
Replacing ....................................... 261
Service life ..................................... 242
Sidewall (definition) ....................... 261
Speed rating (definition) ................ 260
Storing ........................................... 262
Structure and characteristics
(definition) ..................................... 259
Summer tires in winter .................. 242
Temperature .................................. 255
TIN (Tire Identification Number)
(definition) ..................................... 261
Tire bead (definition) ...................... 261
Tire pressure (definition) ................ 260
Tire pressures (recommended) ...... 259
Tire size (data) ............................... 266
Tire size designation, load-bearing capacity, speed rating .................... 255
18Index
Page 21 of 286

Tire tread ....................................... 241
Tire tread (definition) ..................... 261
Total load limit (definition)............. 261
Traction ......................................... 254
Traction (definition) ....................... 261
Tread wear ..................................... 254
Uniform Tire Quality Grading
Standards ...................................... 254
Uniform Tire Quality Grading
Standards (definition) .................... 259
Wear indicator (definition) ............. 261
Wheel and tire combination ........... 268
Wheel rim (definition) .................... 259
see Flat tire
Top Tether ............................................ 63
Tow-starting
Emergency engine starting ............ 234
Important safety notes .................. 232
Towing away
Important safety guidelines ........... 232
Installing the towing eye ................ 233
Notes for 4MATIC vehicles ............ 234
Removing the towing eye ............... 233
With both axles on the ground ....... 233
With the rear axle raised ................ 234
Towing eye ......................................... 220
Traffic reports
see also Digital Operator's Man-
ual .................................................. 188
Traffic Sign Assist
Activating/deactivating the warn-ing function .................................... 164
Display message ............................ 165
Transfer case ..................................... 122
Transmission
see Automatic transmission
Transporting the vehicle .................. 234
Trim pieces (cleaning instruc-
tions) .................................................. 218
Trip computer (on-board com-puter) .................................................. 164
Trip odometer
Calling up ....................................... 164
Trunk
Emergency release .......................... 88
Important safety notes .................... 84
Locking separately ........................... 88 Opening/closing (automatically
from inside) ...................................... 87
Opening/closing (automatically
from outside) ................................... 85
Opening/closing (from outside,
HANDS-FREE ACCESS) .................... 86
Power closing .................................. 82
Trunk lid
Display message ............................ 165
Obstacle recognition ........................ 84
Opening dimensions ...................... 281
Opening/closing .............................. 84
Trunk load (maximum) ...................... 281
Turn signals
Display message ............................ 165
Switching on/of f........................... 103
TV
see Separate operating instructions
Two-way radio
Windshield (infrared reflective) ...... 198
Type identification plate
see Vehicle identification plate
U
Unlocking Emergency unlocking ....................... 83
From inside the vehicle (central
unlocking button) ............................. 82
V
Vanity mirror (in the sun visor) ........ 199
Vehicle
Correct use ...................................... 28
Data acquisition ............................... 29
Display message ............................ 176
Equipment ....................................... 24
Limited Warranty ............................. 28
Loading .......................................... 249
Locking (in an emergency) ............... 83
Locking (SmartKey) .......................... 79
Lowering ........................................ 266
Maintenance .................................... 25
Operating safety .............................. 26
Parking for a long period ................ 126
Pulling away ................................... 118
Raising ........................................... 263
Reporting problems ......................... 28
Index19
Page 22 of 286

Securing from rolling away ............ 262
Towing away .................................. 232
Transporting .................................. 234
Unlocking (in an emergency) ........... 83
Unlocking (SmartKey) ...................... 79
Vehicle data ................................... 281
Vehicle dimensions ........................... 281
Vehicle emergency locking ................ 83
Vehicle identification number
see VIN
Vehicle identification plate .............. 274
Vehicle level
Active Body Control ABC ............... 140
Vehicle maintenance
see ASSYST PLUS
Vehicle tool kit .................................. 220
Video
see also Digital Operator's Man-
ual .................................................. 188
Video (DVD) ........................................ 164
VIN ...................................................... 274
Voice Control System
see Separate operating instructions
W
Warning and indicator lampsABS ................................................ 179
Brakes ........................................... 178
Check Engine ................................. 176
Coolant .......................................... 183
Distance warning ........................... 184 ESP ®
.............................................. 181
ESP ®
OFF ....................................... 182
General notes ................................ 176
Overview .......................................... 34
PASSENGER AIR BAG ...................... 43
Reserve fue l................................... 176
Restraint system ............................ 182
Seat belt ........................................ 177
Steering ......................................... 186
Tire pressure monitor .................... 185
Warranty .............................................. 24
Washer fluid
Display message ............................ 165
Wheel and tire combination
see Tires
Wheel bolt tightening torque ........... 266Wheel chock
...................................... 262
Wheels
Changing a whee l.......................... 261
Checking ........................................ 241
Cleaning ......................................... 217
Important safety notes .................. 240
Interchanging/changing ................ 261
Mounting a new whee l................... 265
Mounting a whee l.......................... 262
Removing a whee l.......................... 265
Storing ........................................... 262
Tightening torque ........................... 266
Wheel size/tire size ....................... 266
Window curtain air bag
Operation ......................................... 51
Windows
see Side windows
Windshield
Defrosting ...................................... 111
Infrared reflective .......................... 198
Windshield washer fluid
see Windshield washer system
Windshield washer system
Adding washer fluid ....................... 215
Notes ............................................. 280
Windshield wipers
Problem (malfunction) ................... 107
Replacing the wiper blades ............ 106
Switching on/of f........................... 106
Winter driving
Important safety notes .................. 242
Slippery road surfaces ................... 128
Snow chains .................................. 242
Winter operation
Summer tires ................................. 242
Winter tires
M+S tires ....................................... 242
Wiper blades
Cleaning ......................................... 217
Important safety notes .................. 106
Replacing ....................................... 106
Wooden trim (cleaning instruc-
tions) .................................................. 218
Workshop
see Qualified specialist workshop
20Index
Page 23 of 286

Introduction
The printed Operator's Manual provides infor-mation about the safe operation of your vehi-
cle. The Digital Operator's Manual addition-
ally describes further functions and equip-
ment installed in your vehicle. The vehicle
functions and functions of COMAND are
described in the Digital Operator's Manual.
You can call up the Digital Operator's Manual via COMAND.
iYou will not incur any costs when calling
up the Digital Operator's Manual. The Dig-
ital Operator's Manual works without con-
necting to the Internet.
There are three ways to access the topics of
the Digital Operator's Manual:
R Visual search
The visual search allows you to explore your
vehicle "virtually". Starting from either the
vehicle exterior view or interior view, you
can access many of the different topics
covered by the Digital Operator's Manual.
To access the vehicle interior section,
select the "Vehicle interior" view.
R Keyword Search
The keyword search allows you to search
for a keyword by entering characters. Fur-
ther information can be found in the Digital
Operator's Manual in the "COMAND" sec-
tion under the "Character entry (teleph-
ony)" keyword.
R Contents
You can select individual sections in the
contents.
iThe Digital Operator's Manual is deacti-
vated for safety reasons while driving.
Operation
Calling up the Digital Operator's Man-
ual
X Press the Øbutton in the center con-
sole.
The overview relating to the vehicle opens.
X Select the "Operator's Manual" menu item
by turning 3or sliding 1the con-
troller.
X Confirm 7the message about the warning
and safety notes.
The basic menu for the Digital Operator's
Manual opens.
Operating the Digital Operator's Man-
ual
General notes
Please observe the information about the
operation of the controller ( Ypage 192).
Content pages
The content pages can be accessed by means
of a visual search, a keyword search or using
the contents.
X To scroll forward/backward: turn3
the controller.
X To display in full-screen/animation: slide 8 the controller to the left :.
Digital Operator's Manual21
Page 24 of 286
XTo select information texts/save book- marks: slide9 the controller to the
right ;.
X To select a link: slide6the controller
downwards =.
X To exit a content page: actuate the
% ?symbol.
X To call up the basic menu of the Digital
Operator's Manual: actuate symbolÞ
A .
X To switch functions to COMAND using
the buttons on the center console: press
the $ ,% ,Õ orØ button.
The selected menu opens. The Digital Oper-
ator's Manual remains open in the back-
ground.
22Digital Operator's Manual