Page 476 of 506

474 Technical termsMemory function*
Used to store three individual seat, 
steering wheel and exterior mirror posi-
tions for each SmartKey.
MON
(M
otor O
ctane N
umber)
The Motor Octane Number for gasoline 
as determined by a standardized meth-
od. It is an indication of a gasoline's 
ability to resist undesired detonation 
(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.
Multifunction display
The display field in the instrument clus-
ter used to present information provid-
ed by the control system.
Multifunction steering wheel
Steering wheel with buttons for operat-
ing the control system.Overspeed range
Engine speeds within the red marking 
on the tachometer dial. Avoid this en-
gine speed range, as it may result in se-
rious engine damage that is not 
covered by the Mercedes-Benz Limited 
Warranty.
Parktronic (Parking assist)*
System which uses visual and acoustic 
signals to assist the driver during park-
ing maneuvers.
Poly-V-belt drive
Drives engine-components (alternator, 
AC compressor, etc.) from the engine.Power train
Collective term designating all compo-
nents used to generate and transmit 
motive power to the drive axles, includ-
ing:
Engine
Clutch/torque converter
Transmission
Transfer case*
Drive shaft
Axle shafts/axles
Program mode selector switch
Used to switch the automatic transmis-
sion between standard operationS and 
operationC.
E 55 AMG with steering wheel gearshift 
control and manual shift program: in 
addition to S and C (for sporty S or 
comfortable C operation), you can use 
M for manual shift program. 
     
        
        Page 477 of 506

475 Technical terms
PTC heating element
(P
ositive T
emperature C
oefficient)
Electronic component that warms up 
quickly as electricity is supplied to it 
and is used as a ->heater booster sys-
tem in diesel vehicles.
Restraint systems
Seat belts, belt tensioners, air bags 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 
ANTI-KNOCK INDEX.SBC 
(S
ensotronic B
rake C
ontrol) 
Electronically controlled hydraulic 
braking system for increased braking 
safety and comfort.
Shift lock
When the vehicle is parked, this lock 
prevents the transmission selector le-
ver from being moved out of positionP 
without the ignition or engine on and 
brake pedal depressed.
SRS
(S
upplemental R
estraint S
ystem)
Seat belts, emergency tensioning de-
vice and air bags. Though independent 
systems, they are closely interfaced to 
provide effective occupant protection.Tele Aid System
(T
elematic A
larm I
dentification on D
e-
mand)
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. 
     
        
        Page 482 of 506

480 IndexBattery discharged
Jump starting 436
Bead 337
Bi-Xenon headlamps* 471
Bleeding the fuel system 432
Block heater* 342
Blocking
Rear window operation 83
Brake assist system (BAS) 471
Brake fluid 301, 382
Brake pads
Message in display 380
Brakes
Warning lamp 358
Break-in period 286Bulbs, replacing
Additional turn signals 417
Fog lamps 417
Front lamps 417, 420
High beam 418
High mounted brake lamp 418
License plate lamps 418, 422
Low beam 418
Parking lamps 418
Side marker lamps 417, 422
Standing lamps 418
Tail lamp 418
Tail lamp assemblies 422
Turn signal lamp 417
C
CAC (Customer Assistance Center) 471
Calling up
Distronic* settings 152
Maintenance service indicator 345
Range (distance to empty) 171
CAN system 471
Cargo tie-down rings 261
CD player
Operating 151Center console
Lower part 28
PASS AIR BAG OFF indicator 
lamp 365
Upper part 27
Centigrade
Setting temperature units 157
Central locking
From inside 119
Switch 119
Switching on/off (control 
system) 166
Unlocking from inside 119
Central locking switch 119
Changing
Batteries (SmartKey with 
KEYLESS-GO*) 415, 416
Batteries (SmartKey) 415, 416
SmartKey setting 167
Vehicle level 249
Charging
Vehicle batteries 435
CHECK ENGINE malfunction indicator 
lamp 359, 360 
     
        
        Page 484 of 506

482 IndexConvenience submenu 167
Activating easy-entry/exit 
feature* 167
Setting parking position for exterior 
rear view mirror 168
Setting SmartKey-dependency 168
Coolant
Checking level 308
Messages in display 383, 384, 385
Temperature gauge 143
Warning lamp 361
Coolant temperature 298
Cruise control 231, 472
Canceling 233
Driving downhill 232
Driving uphill 232
Fine adjustment 234
Lever 239
Saving current speed 232
Setting speeds 234Cruise control lever 231
Cup holder in the center console 265
Cup holders 265
Curb weight 337
Customer Assistance Center (CAC) 471
D
Daytime running lamp mode 134
Setting 162
Deactivating
Air conditioning 201
Air recirculation mode 200, 213
Alarm 95
Anti-theft alarm system 95
Automatic climate control 
(Dual-zone) 194, 195, 197
Central locking (control system) 166
Cruise control 233
Defrost 199, 211, 212
Distance warning function* 244
Distronic* 242
Engine with KEYLESS-GO* 57ESP 89
Exterior lamps 134
Hazard warning flasher 138
Headlamps 56
Immobilizer 94
Interior lighting delayed 
switch-off 165
Manual shift program (E 55 AMG 
only) 185
Rear window defroster 191
Residual heat 202
Seat heater* 127
Seat ventilation* 128
SmartKey
Turning off the engine 56
Tow-away alarm 96
Deceleration
With Distronic* 238
Defogging
Windshield 198, 211
Defrosting 199, 211 
     
        
        Page 494 of 506

492 IndexOperating
CD player 151
Radio 150
Safety 16
Telephone* 171
Vehicle outside the USA and 
Canada 13
Operating safety 16
Operation
Garage door opener 284
Integrated remote control 284
Operator’s Manual 10
Ornamental moldings 350
Outside temperature indicator 144
Overdue maintenance service 343
Overhead control panel 29
Garage door opener 279
Overspeed range 474
P
Paintwork 349
Panic alarm 84
Panic button on SmartKey 84
Panorama sliding/pop-up roof* 226
Parcel net in front passenger 
footwell 262
Parking 55Parking brake 48, 55
Engaging 55
Message in display 381
Releasing 48
Parking lamps 418
Switching on 133
Parking position
Exterior rear view mirrors 132, 168, 
187
Parktronic system* 474
Warning sounds 253
Parktronic*
Malfunctioning 253
Sensor 351
Parts service 446
PASS AIR BAG OFF indicator lamp 365
Passenger compartment
Fuse box 443
Interior lighting 139
Interior rear view mirror 41
Passenger safety see Occupant 
safety 60
Pedals 287
Phone book*
Loading 172
Quick search 173Phone number*
Dialing 172
Redialing 173
Plastic and rubber parts
Cleaning 354
Pliers, universal (vehicle tool kit) 409
Poly-V-belt drive 474
Positions (Memory function)
Recalling from memory 131
Positions (Memory function*)
Storing into memory 131
Potential problems associated with under-
inflated and overinflated tires 326
Power assistance 288
Power seat
Adjusting backrest tilt 38
Adjusting head restraint height 39
Adjusting head restraint tilt 39
Adjusting seat cushion tilt 38
Adjusting seat height 38
Memory function 130
Removing/installing head 
restraints 123
Seat fore and aft adjustment 38
Power train 474
Power washer 349 
     
        
        Page 500 of 506

498 IndexSwitching off
Automatic central locking (control 
system) 166
Engine 56
ESP 89
Hazard warning flasher 138
Headlamps 56
Seat heating* 128
Switching on
Automatic central locking (control 
system) 166
ESP 90
Front fog lamps 136
Hazard warning flasher 138
Headlamps 50
High beams 137
Parking lamps 133
Rear fog lamp 137
Seat heating* 128
Windshield wipers 51
Symbol (Distronic*)
Distance warning function* 152Synchronizing
ESP 372
Panorama sliding/pop-up roof* 229
Power windows 220
Sliding/pop-up roof* 225
Time 160
T
Tachometer 144
Displaying gear range 177
Overspeed range 144
Tail lamps 422
Tar stains 349
Tele Aid
Messages in display 403, 404
Tele Aid System 475Tele Aid* 271
Emergency calls 273
Information 276
Initiating an emergency call 
manually 274
Remote door unlock 278
Roadside Assistance 275
Stolen vehicle tracking services 279
System self-check 272
Tele Aid System 271
Upgrade signals 277
Telematics* 475
Telephone* 26, 270
Answering a call 172
Dialing a number from the phone 
book 172
Ending a call 172
Loading phone book* 172
Messages in the display 405
Operating 171
Redialing 173