Page 424 of 473
423 Technical data
Parts service
Warranty coverage
Identification labels
Layout of poly-V-belt drive
Engine
Rims and Tires
Electrical system
Main dimensions and weights
Fuels, coolants, lubricants, etc.
Page 435 of 473
434 Technical data
Electrical system
ModelC55AMG
Generator (alternator)14 V/150 A
Starter motor14 V/1.7 kW
Battery12 V/100 Ah
Spark plugsNGK ILFR 6 A
Electrode gap0.031 in (0.8 mm)
Tightening torque18–22lb-ft (25–30Nm)
Page 444 of 473

443 Technical terms
ABS
(A
ntilock Brake System)
Prevents the wheels from locking up
during braking so that the vehicle can
continue to be steered.
Accessory weight
(
page 331)
Air pressure
(
page 331)
Alignment bolt
Metal pin with thread. The centering
pin is an aid used when changing a tire
to align the wheel with the wheel hub.
Aspect ratio
(
page 331)BabySmart
TM air bag deactivation
system
This system detects if a special system
compatible child restraint seat is
installed on the front passenger seat.
The system will automatically
deactivate the passenger front air bag
when such a seat is properly installed
(the56indicator lamp located
in the center console comes on and re-
mains illuminated).
BabySmart
TM compatible child seats
Special restraint system for children.
The sensor system for the passenger
seat prevents deployment of the
passenger front air bag if a
BabySmart
TM compatible child seat is
installed. See an authorized
Mercedes-Benz Center for availability.
Bar
(
page 331)BAS
(B
rake Assist System)
System for potentially reducing braking
distances in emergency braking
situations. The system is activated
when it senses an emergency based on
how fast the brake is applied.
Bead
(
page 331)
Bi-Xenon headlamps*
Headlamps which use an electric arc as
the light source and produce a more
intense light than filament headlamps.
Bi-Xenon headlamps produce low
beam and high beam.
CAC
(C
ustomer Assistance Center)
Mercedes-Benz customer service
center, which can help you with any
questions about your vehicle and
provide assistance in the event of a
breakdown.
Page 450 of 473

449 Index
A
ABS 25, 82, 443
Indicator lamp 350
Messages in display 360
Accelerator position,
automatic transmission 158
Accessory weight 331
Accident
In case of 53
Active head restraint 71, 391
Active head restraints
see Head restraints
Additional turn signals 395
Air bags 61
BabySmart
TM deactivation
system 75, 443
Children 75
Front passenger front air bag off
indicator lamp 27, 75, 357
Front, Driver 65
Front, Passenger 65
Passenger 65
Safety guidelines 64
Side impact (front and rear*) 66
Window curtain 66Air conditioning refrigerant 437
Air conditioning system
Automatic climate control*
(Canada only) 184
Climate control 174
Air conditioning, Cooling
Automatic climate control*
(Canada only) 194
Climate control 182
Air distribution
Automatic climate control*
(Canada only) 189
Climate control 178
Air pressure see Tire inflation pressure
Air pump, electric
Turning on 409
Air recirculation mode
Automatic climate control*
(Canada only) 191
Climate control 180
Air vents, Front
Automatic climate control*
(Canada only) 185
Climate control 175Air vents, Rear
Automatic climate control*
(Canada only) 196
Climate control 183
Air volume
Automatic climate control*
(Canada only) 190
Climate control 178
Alignment bolt (vehicle tool kit) 406, 443
Anticorrosion/antifreeze 440, 441
Anti-theft systems 88
Anti-theft alarm system* 88
Immobilizer 88
Tow-away alarm* 90
Aquaplaning see Hydroplaning
Armrest 257
Ashtrays 260
Aspect ratio 331
ATF (Automatic transmission fluid) 301
AUDIO menu (Control system) 131
Page 454 of 473

453 Index
Driving
Abroad 290
Hydroplaning 287
In winter 288
Instructions 42, 283
Problems 52
Safety systems 82
Systems 245
Through standing water 289
Driving safety systems
ABS 82
BAS 84
ESP
®84
E
Easy-entry/exit feature 39, 148
Electrical fuses see Fuses
Electrical outlet 263
Electrical system, Technical data 434
Electronic Stability Program see ESP
®
Emergency calls
911 calls 235
Tele Aid* calls 266, 267, 271
Emergency operation
(Limp-Home Mode) 168Emergency operations
Gear selector lever, Unlocking 388
Locking/unlocking the vehicle 386
Power tilt/sliding sunroof*,
Manual operation 389
Remote door unlock 272
Trunk lid, Releasing from inside 102
Trunk lid, Unlocking 387
Emergency Tensioning Device see ETD
Emergency, in case of
Battery, Jump starting 415
First aid kit 350, 380
Flat tire, Changing 404
Fuses 420
Hazard warning flasher 119
Instrument cluster,
Indicator lamps 350–356
Roadside Assistance 12, 268
Towing the vehicle 417
Emission control 291
Information label 426
System warranties 10Engine
Belt layout 427
Block heater (Canada only) 337
Brake-in recommendations 282
Cleaning 343
Compartment 297
Malfunction indicator lamp 25, 352
Maximum engine speed 428
Number 426
Starting 46
Technical data 428
Turning 56
Engine coolant see coolant
Engine number 444
Engine oil 298, 437
Adding 300
Additives 437
Changing 436
Checking level 299
Consumption 298
Display messages 299
Filler neck 301
Messages in display 299, 371, 372
Recommended engine and
oil filter 371
Viscosity 444
Page 463 of 473

462 Index
Settings
Control system menus and
submenus 128, 129
Date 142, 143
Factory, SmartKey 96
Individual, SmartKey 96
Individual, Vehicle 135
Lighting (control system) 144
Memory function 111
Menus and submenus 127
Resetting all (control system) 136
Selective, SmartKey 96
Time 140, 141
Shelf below rear window, cleaning 347
Shift lever position indicator 125, 156
Shift lock 447
Shift program (manual)
Automatic transmission 165
Shift program mode, Automatic
transmission 125
Shifting 155
Automatic transmission 45
Into optimal gear range
(automatic transmission) 162
Side impact air bags (front and rear*) 66Side marker lamps
Cleaning lenses 344
Messages in display 374
Replacing bulbs 400
Side windows see Power windows
Sidewall 333
Ski sack (Canada only) 249
Ski sack* (Canada only) 251, 252
SmartKey see Key, SmartKey
Snow chains 337
Sound system* 202
Spare fuses 420
Spare wheel 433
Bolts 385
Mounting 404
Speed settings
Cruise control 247
Speedometer 25, 138
Split rear bench seat* 252
SRS 68, 447
Indicator lamp 25, 356
Message in display 363
Standing lamps
Replacing bulbs 395, 396
Standing water, Driving through 289Starter switch 23, 33
Positions 33
Starting difficulties, Engine 46
Steering column 38
Easy entry/exit feature 39
Steering gear oil
Message in display 378
Steering wheel 38
Buttons 26
Cleaning 346
Electrical adjustment 38
Stolen vehicle
Recovery services 272
Storage compartments
Armrest 257
Cup holder 258
Glove box 256
Parcel net in front passenger
footwell 258
Storing (memory function)
Positions into memory 112
Storing tires 307
Submenus see Control system submenus
Substitute lamps
Bulbs 394
Summer opening feature 241
Page 464 of 473

463 Index
Sun visors 171
Sunshade* 172
Supplemental Restraint System see SRS
Symbols used in this operator’s
manual 15
T
Tachometer 25, 124
Overspeed range 124
Tail lamps
Cleaning 344
Messages in display 376
Replacing bulbs 396, 400
Tar stains 342
Technical data
Air conditioning refrigerant 437
Brake fluid 437
Coolant 436, 439
Electrical system 434
Engine 428
Engine oil additives 437
Engine oils 437
Fuel requirements 439
Fuels 436
Fuels, coolants, lubricants, etc 436
Gasoline additives 438
Lubricants 436Premium unleaded gasoline 438
Rims and tires 429
Weights 435
Windshield washer 436
Windshield washer and headlamp
cleaning* system 436, 442
Tele Aid* 264, 265, 271
Emergency calls 266
Hands-free microphone 29
Information 270
Initiating an emergency call
manually 267
Message in display 379
Remote door unlock 272
Roadside Assistance 268
SOS button 267
Stolen Vehicle Recovery
services 272
System self-check 266
Telematics* 448Telephone* 26, 263
Answering/ending a call 153
Hands-free microphone 29
Message in display 379
Operation 152, 223
Phone book 153
Redialing 154
Temperature
Display mode 130
Interior temperature 178
Temperature, Tires 316
Tether attachment points, see
Children in the vehicle
Tie-down rings*, Trunk 255
Tightening torque, Wheel bolts 410, 448
Tilt/sliding sunroof see Power tilt/sliding
sunroof
Time 140
TIN 333
Tire and Loading Information
Placard 309
Tire and loading Information
Terminology 331