Page 445 of 498
443 Technical data
Rims and tires
Minispare wheel (except CLK 55 AMG)Collapsible tire (CLK 55 AMG only)
CLK 320
CLK 320 (Appearance Package*)
CLK 500
Rim
3.5 B x 16 H2
3.5 B x 17 H2
Wheel offset
0.67 in (17 mm)
0.67 in (17 mm)
Tire
T 125/90 R 16 98M
1
1Must not be used with snow chains.
T 125/80 R 17 99M
1
Model
CLK 55 AMG
Rim (steel)
4.5 B x 17 H2
Wheel offset
0.47 in (12 mm)
Tire
145/70 - 17 92P
1
Page 462 of 498

460 Technical termsTele 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.
Tire speed rating
Part of tire designation; indicates the
speed range for which a tire is ap-
proved.
Traction
Force exerted by the vehicle on the
road via the tires.VIN
(V
ehicle I
dentification N
umber)
The number set by the manufacturer
and placed on the body to uniquely
identify each vehicle produced.
Voice control system*
Voice control system for car phones,
portable cell phones and audio sys-
tems (radio, CD, etc.).
Page 467 of 498

465 Index
Central locking
Automatic 110
From inside 110
Switch 110
Switching on/off
(control system) 158
Unlocking from inside 110
Central locking switch 110
Changing
CDs 225
Key setting 158
Charcoal filter 202
Activating 203
Deactivating 203
Charging
Vehicle battery 422
CHECK ENGINE
malfunction indicator lamp 356
Checking
Coolant level 313
Oil level 307, 310
Tire inflate pressure 307
Vehicle lighting 307Child safety 70
Air bags 62
Front passenger front
air bag off indicator lamp 77
Infant and child
restraint systems 67, 70
LATCH child seat anchors 80
OCS 73
Child safety switch see
Blocking of rear window operation
Child seat anchors see
LATCH child seat anchors
Cigarette lighter 277Cleaning 347
Cup holder 351
Gear selector lever 351
Hard plastic trim items 351
Headlamps 178
Headliner 352
Instrument cluster 351
Leather upholstery 352
Light alloy wheels 351
Nubuck leather upholstery
(CLK 55 AMG) 352
Parktronic system* sensor 350
Plastic and rubber parts 352
Seat belts 352
Steering wheel 351
Upholstery 352
Windows 351
Windshield 53
Wiper blades 350
Wood trims 352
Cleaning and care of vehicle 347
Cleaning tires 318
Page 470 of 498

468 Index
Headlamps 56
Immobilizer 89
Interior lighting
delayed switch-off 157
Rear window defroster 183
Residual heat 205
Seat heating* 119
Seat ventilation* 120
Tow-away alarm 91, 92
Deep water see Standing water
Defogging
Windshield 189, 199
Defrosting 189, 200
Delayed switch-off
Interior lighting 157
Department of Transportation see DOT
Dialing
A number (telephone) 163
Difficulties
While driving see
Problems while driving
With starting 48
Digital speedometer 142
Direction of rotation (tires) 319
Discharged battery
Jump starting 423Disconnecting
Vehicle battery 421
Display
Selecting 150, 151
Display elements
Audio system 208
Displays
Digital speedometer 142
Maintenance service indicator 344
Messages 311, 362
Selecting 150
Showing vehicle
status message memory 145
Distance to empty (range)
Calling up 160
Door control panel 30
Door entry lamps 133
Door handle 30
Door unlock
With Tele Aid 286
Doors
Message in display 378
Opening from inside vehicle 105
Opening from outside 96, 101
DOT 338Downhill driving
Cruise control 257
Downshifting
Automatic transmission 167
Drinking and driving 295
Driving
General instructions 43, 295
Hydroplaning 299
In winter 301
Problems 54
Safety systems 84
Through standing water 302
Traveling abroad 302
Driving instructions 295
Driving off 297
Driving safety systems
ABS 84
BAS 85
ESP 86
Driving systems 255
Cruise control 255
Parktronic system* 260
Page 481 of 498

479 Index
Parts service 434
PASS AIR BAG OFF indicator lamp see
Front passenger front
air bag off indicator lamp
Passenger compartment 302
Fuse box in 430
Interior lighting 132
Interior rear view mirror 41
Parcel net in
front passenger footwell 274
Rear armrest 274
Storage bags, rear side
of the front seats 274
Passenger safety see Occupant safety
Pedals 295
Phone book*
Loading 163
Quick search 164
Phone number*
Dialing 163
Redialing 164
Plastic and rubber parts
Cleaning 352
Playing
CDs 228Poly-V-belt drive 458
Layout 437
Positions (Memory function)
Recalling from memory 122
Storing into memory 122
Potential problems associated with under-
inflated and overinflated tires 327
Power assistance 295
Power seat
Adjusting backrest tilt 38
Adjusting head restraint height 38
Adjusting head restraint tilt 39
Adjusting seat cushion tilt 38
Adjusting seat height 38
Front seat head restraints 114
Seat fore and aft adjustment 38
Power tilt/sliding sunroof* 251
Closing 251, 401
Closing with KEYLESS-GO* 250, 253
Closing with SmartKey 253
Opening 251, 401
Opening with SmartKey 253
Stopping 252
Synchronizing 254Power train 458
Power washer 348
Power windows 247
Blocking of rear window operation 82
Side windows 247
Synchronizing 250
Practical hints
Collapsible tire
(CLK 55 AMG only) 394
Collapsible wheel chock 392
First aid kit 389
Fuses 429
Lamp in center console 360
Lamps in instrument cluster 354
Messages in the display 362
Minispare wheel
(except CLK 55 AMG) 393
Spare wheel bolts 396
Towing the vehicle 425
Unlocking/locking
in an emergency 397
Vehicle jack 389, 391
Vehicle tool kit 389
Page 484 of 498

482 IndexS
Safety
Occupant 60
Safety belts see Seat belts
Safety defects
Reporting 18
Safety systems
Driving 84
Seat belt force limiter 69
Seat belts 67
Cleaning 352
Fastening 43
Proper use of 45, 68
Safety guidelines 64
Warning lamp 359
Seat cushion depth
Adjusting 118
Seat heating* 119
Switching off 119
Switching on 119
Seat ventilation* 120
Switching off 120
Switching on 120
Seating capacity 321Seats 112
Adjusting 37
Easy entry/exit feature 112
Multicontour seat* 118
Seat heating* 119
Seat ventilation* 120
Split rear bench seat 267
Securing cargo
Cargo tie-down rings 271
Selecting
Automatic time change
(Daylight Saving Time
(DST) summer/winter) 153
Display 150
Selecting display 151
Self-test
OCS 78
Tele Aid 280
Service
Parts service 434
Service (maintenance) 344
Service and Warranty Booklet
Loss of 435
Service and warranty information 10
Service life (tires) 317Service System see
Maintenance service system
Setting
Convenience functions 148, 158
Cruise control 256
Date (day) 153
Date (month) 153
Date (year) 154
Daytime running lamp mode 155
Higher speed in cruise control 258
Hours (clock) 152
Individual vehicle settings 146
Interior lighting
delayed switch-off 157
Key-dependent memory 160
Lamps and lighting
(control system) 154
Language, multifunction display 150
Locator lighting 156
Lower speed in cruise control 258
Miles/kilometers
in speedometer 149
Minutes (clock) 152
Parking position for
exterior rear view mirrors 160
Slower speed in cruise control 258
Page 486 of 498

484 IndexSmartKey with KEYLESS-GO*
Checking the batteries 97, 103
Global locking and unlocking 101
Locking the vehicle 103
Loss of 105
Message in display 381
Messages in display 381
Remote controls 99
Restoring to factory setting 97, 102
Turning off the engine 57
Unlocking with 33
Snow chains 343
Soft keys
Audio system 210
Spare fuses 430
Spare parts service see Parts service
Spare wheel
Bolts 396
Mounting 413
Speed
Setting current 256
Speed settings
Cruise control 258
To last stored speed
("Resume" function)
in Cruise control 259Speed shift 459
Speedometer 25
Settings units 149
Speedometer display mode
Selecting 149
Split rear bench seat 267
SRS 68, 459
Indicator lamp 61, 359
Standing lamps 124
Replacing bulbs 404, 405, 407, 409
Standing water
Driving instructions 302
Starter switch 23, 34
Positions 34
Starting difficulties 48
Starting position 34
Starting the engine 46
Steering column
In/out adjustment 41
Up/down adjustment 41
Steering gear oil
Message in display 387Steering wheel 40
Adjusting 40
Buttons 26
Cleaning 351
Height adjustment 41
Steering wheel gearshift control 172
CLK 500 only 173
CLK 55 AMG only 174
Stolen vehicle
Tracking services 286
Stopping
Power tilt/sliding sunroof* 252
Windows 249
Storage bags 274
Storage compartments 272
Armrest 273
Cup holder 275
Glove box 272
Parcel net 274
Storage bags 274
Storing (Memory function)
Positions into memory 122
Storing tires 318
Page 487 of 498

485 Index
Submenus
Control system 141
Convenience 158
For settings 139
Instrument cluster 149, 151
Lighting 154
Resetting functions
in Control system 147
Selecting 147
Settings menu 147
Vehicle 158
Sun visors 181
Sunroof*
Message in display 388
Supplemental Restraint System see SRS
Switching off
Audio system 210
Automatic central locking
(control system) 158
Engine 56
ESP 87
Hazard warning flasher 131
Headlamps 56
Parktronic system* 263Switching on
Audio system 210
Automatic central locking
(control system) 158
ESP 88
Front fog lamps 128
Front lamps 124
Hazard warning flasher 131
Headlamps 50
High beams 129
Parking lamps 124
Parktronic system* 263
Rear fog lamp 128
Windshield wipers 52
Synchronizing
Power tilt/sliding sunroof* 254
Power windows 250T
Tachometer 25, 136
Overspeed range 136
Tail lamps
Cleaning 349
Replacing bulbs 405, 410
Tar stains 348
Technical data 450
Brake fluid 450
Coolant 447
Coolants 452
Electrical system 444
Engine 438
Engine oil 449
Engine oil additives 449
Fuel requirements 451
Fuels 447
Gasoline additives 451
Lubricants 447
Main dimensions 445
Premium unleaded gasoline 450
Rims and tires 439
Weights 446
Windshield and headlamp
washer* system 448, 454