
Automatic car wash (care)...............305
Automatic engine start (ECO start/
stop function)....................................136
Automatic engine switch-off (ECO
start/stop function).......................... 136
Automatic headlamp mode.............. 109
Automatic transmission
Accelerator pedal position ............. 144
Changing gear ............................... 144
DIRECT SELECT lever ..................... 141
Display message ............................ 252
Double-clutch function .................. 144
Drive program ................................ 145
Drive program display.................... 142
Driving tips .................................... 144
DYNAMIC SELECT switch .............. 139
Emergency running mode .............. 150
Engaging drive position .................. 142
Engaging neutral ............................ 142
Engaging park position automati-
cally ............................................... 141
Engaging reverse gear ................... 142
Engaging the park position ............ 141
Gearshift recommendation ............ 149
Gliding mode................................. 144
Kickdown ....................................... 144
Manual shifting .............................. 147
Oil temperature (on-board com-
puter, Mercedes-AMG vehicles) ..... 223
Overview ........................................ 141
Permanent setting ......................... 147
Problem (malfunction) ................... 150
Pulling away ................................... 134
Starting the engine ........................ 133
Steering wheel paddle shifters ...... 147
Trailer towing ................................. 145
Transmission position display
(DIRECT SELECT lever) ................... 142
Transmission positions .................. 143
Automatic transmission emer-
gency mode....................................... 150
Axle load, permissible (trailer tow-
ing)...................................................... 365
B
Back button....................................... 269
Backup lamp
Display message ............................ 239
Bag hook............................................ 283
Ball coupling
Installing ........................................ 204
Removing ....................................... 206
BAS (Brake Assist System)................. 66
Battery (SmartKey)
Checking .......................................... 80
Important safety notes .................... 80
Replacing ......................................... 80
Battery (vehicle)
Charging ........................................ 321
Display message ............................ 241
Important safety notes .................. 319
Jump starting ................................. 322
Belt warning......................................... 48
Blind Spot Assist
Activating/deactivating (on-
board computer) ............................ 220
Display message ............................ 246
Notes/function .............................. 193
see Active Blind Spot Assist
Blower
see Climate control
Bluetooth®
Searching for a mobile phone ........ 275
see also Digital Operator's Man-
ual .................................................. 268
Brake
Active Brake Assist with cross-
traffic function ................................. 72
Brake Assist
see BAS (Brake Assist System)
Brake assistance
see BAS (Brake Assist System)
Brake fluid
Display message ............................ 233
Notes ............................................. 361
Brake force distribution
see EBD (electronic brake force
distribution)
Brake linings
Display message ............................ 233
Brakes
ABS .................................................. 65
Adaptive Brake Assist ...................... 67
6Index

Quick access for Audio .................. 271
Switching ....................................... 270
Switching input line ....................... 270
Tow-starting
Emergency engine starting ............ 327
Important safety notes .................. 324
Towing a trailer
Axle load, permissible.................... 365
Cleaning the trailer tow hitch ......... 310
Coupling up a trailer...................... 204
Decoupling a trailer ....................... 206
Driving tips .................................... 203
ESP®(Electronic Stability Pro-
gram) ............................................... 71
Important safety notes .................. 202
Installing the ball coupling ............. 204
Lights display message .................. 239
Power supply ................................. 206
Pulling away with a trailer.............. 135
Removing the ball coupling ............ 206
Trailer loads................................... 364
Towing away
Important safety guidelines ........... 324
Installing the towing eye ................ 325
Notes for 4MATIC vehicles ............ 327
Removing the towing eye ............... 326
Transporting the vehicle ................ 326
With both axles on the ground ....... 326
Towing eye......................................... 314
Traction system
see ETS/4ETS (Electronic Trac-
tion System)
Traffic reports
see also Digital Operator's Man-
ual .................................................. 268
Traffic Sign Assist
Activating/deactivating the warn-
ing function .................................... 220
Display message ............................ 247
Function/notes............................. 193
Important safety notes .................. 193
Instrument cluster display ............. 193
Trailer coupling
see Towing a trailer
Trailer loads and drawbar nose-
weights............................................... 206
Trailer towing
Active Blind Spot Assist ................. 199
Active Lane Keeping Assist ............ 202
Blind Spot Assist ............................ 195
Permissible trailer loads and
drawbar noseweights ..................... 206
Transfer case..................................... 150
Transmission
Display message ............................ 253
see Automatic transmission
Transmission oil
Temperature (on-board computer,
Mercedes-AMG vehicles) ............... 223
Transmission position display......... 142
Transporting the vehicle.................. 326
Trim pieces (cleaning instruc-
tions).................................................. 311
Trip computer (on-board com-
puter).................................................. 213
Trip odometer
Calling up ....................................... 212
Resetting (on-board computer) ...... 214
Trunk
see Cargo compartment
Turn signals
Display message ............................ 239
Replacing bulbs (front) ................... 115
Switching on/off........................... 110
Two-way radio
Frequencies ................................... 356
Installation ..................................... 356
Transmission output (maximum) .... 356
Type identification plate
see Vehicle identification plate
U
Unlocking
Emergency unlocking ....................... 84
From inside the vehicle (central
unlocking button) ............................. 83
USB devices
Connecting to the Media Inter-
face ............................................... 277
V
Vanity mirror (in the sun visor)........ 290
Vehicle
Correct use ...................................... 31
Index23

Data acquisition ............................... 32
Display message ............................ 252
Electronics .....................................356
Equipment ....................................... 28
Individual settings .......................... 219
Limited Warranty .............................32
Loading .......................................... 340
Locking (in an emergency) ............... 84
Locking (SmartKey) .......................... 77
Lowering ........................................ 354
Maintenance .................................... 29
Operating safety .............................. 30
Operation outside the USA/
Canada ............................................ 29
Parking .......................................... 152
Parking for a long period ................ 155
Pulling away................................... 134
Raising ........................................... 351
Reporting problems ......................... 31
Securing from rolling away ............ 351
Technical data ............................... 356
Towing away .................................. 324
Transporting .................................. 326
Unlocking (in an emergency) ........... 84
Unlocking (SmartKey) ...................... 77
Vehicle data ................................... 363
Vehicle data
Dimensions .................................... 363
Vehicle emergency locking................ 84
Vehicle identification number
see VIN
Vehicle identification plate.............. 357
Vehicle level
AIR BODY CONTROL ...................... 173
Display message ............................ 244
Vehicle maintenance
see ASSYST PLUS
Video
Operating the DVD ......................... 217
see also Digital Operator's Man-
ual .................................................. 268
VIN
Seat ............................................... 358
Type plate ...................................... 357
W
Warning and indicator lamps
ABS ................................................ 259
Active Brake Assist ........................ 265
Airbag ............................................ 262
Brakes ........................................... 258
Coolant .......................................... 263
Distance warning ........................... 265
Engine diagnostics ......................... 262
ESP®.............................................. 259
ESP®OFF ....................................... 261
Fuel tank ........................................ 262
General notes ................................ 256
Overview .......................................... 36
Parking brake ................................ 262
PASSENGER AIR BAG ...................... 44
Reserve fuel ................................... 262
Restraint system ............................ 262
Seat belt ........................................ 257
SPORT handling mode ................... 261
Steering ......................................... 267
Tire pressure monitor .................... 266
Warranty.............................................. 28
Washer fluid
Display message ............................ 255
Weather display (COMAND)
see also Digital Operator's Man-
ual .................................................. 268
Wheel and tire combinations
Tires ............................................... 354
Wheel bolt tightening torque........... 354
Wheel chock...................................... 351
Wheels
Changing a wheel.......................... 350
Checking ........................................ 330
Cleaning ......................................... 308
Important safety notes .................. 330
Information on driving .................... 330
Interchanging/changing ................ 350
Mounting a new wheel ................... 353
Mounting a wheel .......................... 351
Removing a wheel.......................... 353
Snow chains .................................. 332
Storing ........................................... 351
Tightening torque ........................... 354
Wheel size/tire size ....................... 354
24Index

PRE-SAFE®takes the following measuresdepending on the hazardous situation detected:
Rthe front seat belts are pre-tensioned.
Rif the vehicle skids, the side windows and thesliding sunroof are closed.
Rvehicles with the memory function for thefront-passenger seat: the front-passengerseat is adjusted if it is in an unfavorable posi-tion.
If the hazardous situation passes without result-
ing in an accident, PRE-SAFE®slackens the belt
pre-tensioning. All settings made by PRE-SAFE®
can then be reversed.
If the seat belt pre-tensioning is not reduced:
XMove the seat backrest or seat back slightlywhen the vehicle is stationary.The seat belt pre-tensioning is reduced andthe locking mechanism is released.
The seat-belt adjustment is an integral part of
the PRE-SAFE®convenience function. Informa-tion about the convenience function can befound under "Belt adjustment" (Ypage 47).
PRE-SAFE®PLUS (anticipatory occu-
pant protection system PLUS)
Introduction
PRE-SAFE®PLUS is only available in vehicleswith the Driving Assistance package.
Using the radar sensor system, PRE-SAFE®
PLUS is able to detect that a frontal or rear-endcollision is imminent. In certain hazardous sit-
uations, PRE-SAFE®PLUS takes pre-emptivemeasures to protect the vehicle occupants.
Important safety notes
The intervention of PRE-SAFE®PLUS cannotprevent an imminent collision.
The driver is not warned about the intervention
of PRE-SAFE®PLUS.
PRE-SAFE®PLUS does not intervene:
Rif the vehicle is backing up
Rwhen the vehicle is towing a trailer and thereis a risk of a rear-end collision
When driving, or when parking or exiting a park-ing space using Active Parking Assist, PRE-
SAFE®PLUS will not apply the brakes.
Function
PRE-SAFE®PLUS intervenes in certain situa-tions if the radar sensor system detects animminent frontal or rear-end collision.
PRE-SAFE®PLUS takes the following measuresdepending on the hazardous situation detected:
Rif the radar sensor system detects that ahead-on collision is imminent, the seat beltsare pre-tensioned.
Rif the radar sensor system detects that a rear-end collision is imminent:
-the brake pressure is increased if the driverapplies the brakes when the vehicle is sta-tionary.
-the seat belts are pre-tensioned.
The PRE-SAFE®PLUS braking application is can-celed:
Rif the accelerator pedal is depressed when agear is engaged
Rif the risk of a collision passes or is no longerdetected
Rif Active Distance Assist DISTRONIC indicatesan intention to intervene
If the hazardous situation passes without result-ing in an accident, the original settings arerestored.
Automatic measures after an acci-
dent
Immediately after an accident, the followingmeasures are implemented, depending on thetype and severity of the impact:
Rthe hazard warning lamps are switched on
Rthe emergency lighting is activated
Rthe vehicle doors are unlocked
Rthe front side windows are lowered
Rvehicles with a memory function: the electri-cally adjustable steering wheel is raised whenthe driver's door is opened
Rthe engine is switched off and the fuel supplyis cut off
Rvehicles with mbrace: automatic emergencycall
58Occupant safety
Safety