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 468 of 498

466 IndexClimate control 184
Activating 185
Adjusting air distribution 188
Air recirculation mode 190
Deactivating 185
Defrosting 189
Rear window defroster 183
Clock 25, 152
Closing
Cup holder 275
Glove box 272
Hood 309
Power tilt/sliding sunroof* 251, 401
Power tilt/sliding sunroof*
with KEYLESS-GO* 250, 253
Power tilt/sliding sunroof*
with SmartKey 253
Side windows 248
Trunk 107
Windows 247
Windows
with KEYLESS-GO* 250, 253
Windows
with SmartKey 249Closing power tilt/sliding sunroof*
In an emergency 401
Cockpit 22, 455
Cockpit management
and data system (COMAND*) 456
Cold tire inflation pressure 338
Collapsible tire (CLK 55 AMG only) 394
Collapsible wheel chock 392
COMAND* see separate
operating instructions
Combination switch 129
High beam flasher 129
Turn signals 51
Windshield wipers 52
Comfort driving
Transmission program mode 170
Control and
operation of radio transmitters 302Control system 137, 456
AUDIO menu 143
Convenience submenu 158
Display digital speedometer 142
Functions 138, 141
Instrument
cluster submenu 149, 151
Lighting submenu 154
Menus 140, 141, 457
Multifunction display 137
Multifunction steering wheel 138
NAV menu 144
Operate CD player 144
Selecting radio system 143
Selecting satellite radio* system 143
Settings menu 146
Standard display menu 142
Submenus 139, 141
TEL* menu 162
Trip computer menu 160
Vehicle status
message memory menu 145
Vehicle submenu 158
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 475 of 498

473 Index
Instrument cluster 24, 134, 457
Cleaning 351
Coolant temperature indicator 135
Illumination 134
Lamps in 354–359
Multifunction display 137
Outside temperature indicator 136
Selecting language 150
Instruments and controls see Cockpit
Interior lighting 132
Activating automatic control 132
Deactivating automatic control 132
Delayed switch-off 157
Manual operation 133
Interior rear view mirror
Adjusting 41
Auto-dimming 178
Interior storage compartments 272
Intermittent wipe 53
J
Jack 389
Jump starting 423K
Key, mechanical 397
Key, SmartKey with KEYLESS-GO*
Replacing the batteries 403
Key-dependency memory
Settings 160
KEYLESS-GO* 457
Activating ignition with 36
Closing power
tilt/sliding sunroof* with 250, 253
Closing windows with 250, 253
Factory setting 101
Global locking 101
Global unlocking 101
Important notes 100
Locking the vehicle 103
Messages in display 381
Remote controls 99
Starting the engine 47
Turning off the engine 57
Unlocking with 33
Unlocking, trunk lid 104
Kickdown 171, 457
Kilometers/miles in speedometer 149
Kilopascal 339
Km/h or mph in speedometer 149L
Labels, identification 436
Lamp bulbs, exterior 404
Lamp sensor
Messages in display 383
Lamps, exterior
Front 404
Light sensor 383
Messages in display 382–385
Rear 405
Lamps, indicator and warning
ABS 354
Battery (SmartKey) 96, 102
Brakes 355
Center console 360
CHECK ENGINE 356
Coolant 357, 375
Engine diagnostics 356
ESP 358
Front passenger front
air bag off indicator lamp 66, 360
Fuel reserve 359
Instrument cluster 354–359
Page 480 of 498

478 IndexOpening
Ashtray (Center console) 276
Ashtray (Rear seat) 277
Cup holder 275
Doors from the inside 105
Fuel filler flap 305
Fuel filler flap manually 399
Glove box 272
Hood 308
Power tilt/sliding sunroof* 251, 401
Power tilt/sliding sunroof*
in an emergency 401
Power tilt/sliding sunroof*
with SmartKey 253
Side windows 248
Trunk 106
Trunk from the inside 107
Windows 247
Windows with SmartKey 249Operating
Audio system 207
CD player 144
COMAND* see
separate operating instructions
Navigation system 144
Radio 143
Radio transmitters 302
Telephone* 162, 207, 232
Vehicle outside the
USA and Canada 13
Operating safety
Audio system 207
Operator’s Manual 10
Ornamental moldings 349
Outside temperature indicator 136
Overdue maintenance service 345
Overhead control panel 29
Override switch
Activating 82
Deactivating 82
Overspeed range 458P
Paintwork 348
Panic alarm 83
Panic button on SmartKey 83
Parcel net in
front passenger footwell 274
Parking 55, 297
Parking assist* see Parktronic system*
Parking brake 49, 55
Engaging 55
Message in display 374
Releasing 49
Parking lamps
Replacing bulbs 404, 405, 407, 409
Switching on 124
Parking position
Exterior rear
view mirrors 123, 160, 180
Parktronic system* 260, 458
Cleaning the sensors 350
Malfunction 263
Range of the sensors 260
Switching on/off 263
Warning indicators 262
Warning sounds 262, 263
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 482 of 498

480 IndexPremium unleaded gasoline 450
Problems
While driving 54
With vehicle 17
Product information 9
Production options weight 339
Program mode selector switch 458
Automatic transmission 170
PSI 339
Q
Quick search
Phone book* 164R
Radio
Selecting stations 143
Selecting stations (satellite*) 143
Radio operation 215
Radio transmitters,
control and operation 302
Range (distance to empty)
Calling up 162
Reading lamp 29
Rear bench seat
Foldable 267
Rear fog lamp 405
Bulb 405
Switching on 128
Rear lamp bulbs
Replacing 410
Rear lamps see Tail lamps
Rear passenger compartment
Adjustable air vents 193, 206Rear seat head restraints
Folding back with release button 116
Folding back with switch 116
Installing 117
Placing upright 116
Rear seats 115
Removing 117
Rear seats
Rear seat head restraints 115
Rear view mirrors auto-dimming 178
Rear view mirrors see Mirrors
Rear window
Blocking operation 82
Rear window defroster 183
Activating 183
Deactivating 183
Rear window sunshade* 182
Recommended inflation pressure 339
Reconnecting
Vehicle battery 422
Refrigerant
Air conditioning 450
Refueling 305
Regular checks 307
Page 485 of 498

483 Index
Speedometer display mode 149
Temperature (Interior) 187
Temperature (interior) 197
Temperature indicator 149
To last stored speed
("Resume" function)
in cruise control 259
Units
Speedometer 149
Temperature 149
Setting current speed 256
Setting the temperature 187
Settings
Convenience functions 158
Factory, KEYLESS-GO* 101
Factory, SmartKey 96
Individual (SmartKey) 160
Lighting (control system) 154
Menus and submenus 139
Resetting all (control system) 146
Resetting in the submenu 147
Selective 96, 102
Settings menu
Functions in 146
Individual vehicle settings 146
Submenus 147Shift lock 459
Shifting
Gear selector lever 165
Gear selector lever positions 169
Into optimal gear range
(Automatic transmission) 167
Side impact air bags 66
Side marker lamps
Replacing bulbs 404, 405, 409
Side windows
Automatic opening 248
Cleaning 351
Closing 247, 248, 249
Closing with KEYLESS-GO* 250, 253
Closing with SmartKey 249
Opening 247, 248, 249
Opening fully 248
Opening with SmartKey 249
Stopping 249
Synchronizing power windows 250
Sidewall 339
Simultaneous wiping and washing
Windshield wipers 53
Single wipe 53Ski sack* 264
Removing 267
Unfolding and loading 264
Unloading and folding 266
SmartKey 94
Battery check lamp 96, 102
Checking the batteries 97, 103
Factory setting 96
Global locking 96
Global unlocking 96
Locking and unlocking 94
Loss of 98
Message in display 381
Opening and closing the power
tilt/sliding sunroof* with 253
Opening and closing
windows with 249
Positions in starter switch 34
Remote controls 94
Replacing the batteries 402
Restoring to factory setting 97, 102
Selective setting 96, 102
Starting the engine 47
Turning off the engine 56
Unlocking with 32