
477 Index
Parking brake 374
SmartKey with KEYLESS-GO* 381
Steering gear oil level 387
Sunroof* 388
Symbol messages 373–388
Tele Aid 386
Telephone* 388
Text messages 364–372
Trunk 388
Washer fluid 388
Multifunction
steering wheel 26, 138, 458
Buttons 138N
Navigation system
Operating 144
See separate COMAND*
operating instructions
Night security illumination 127
Normal occupant weight 339
Nubuck leather upholstery (CLK 55 AMG)
Cleaning 352
O
Occupant Classification System see OCS
Occupant distribution 339
Occupant safety 60
Air bags 61
Children and air bags 62
Children in the vehicle 70
Fastening the seat belts 43
Front passenger front
air bag off indicator lamp 77, 360
Infant and child restraint systems 70
LATCH child seat anchors 80
OCS 73
Seat belts 43, 64OCS 73, 458
Self-test 78
Odometer, main 25
Oil
Adding 312
Checking level 310
Consumption 309
Filler cap 312
Filler neck 312
Viscosity 456
Oil level
Checking 307
One-touch gearshifting 167
Canceling gear range limit 167
Downshifting 167
Upshifting 167

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

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

481 Index
Reinstalling
Ashtray (Center console) 276
Ashtray (Rear seat) 277
Vehicle battery 422
Remote controls
SmartKey 94
SmartKey with KEYLESS-GO* 99
Remote door unlock
With Tele Aid 286
Removing
Ashtray (Center console) 276
Ashtray (Rear seat) 277
Floormats* 278
Ski sack* 267
Vehicle battery 421
Vehicle tool kit
(CLK 55 AMG only) 390
Vehicle tool kit
(except CLK 55 AMG) 389
Wheel 415
Wiper blades 411Replacing
Backup lamp bulbs 410
Batteries (SmartKey
with KEYLESS-GO*) 403
Batteries (SmartKey) 402
Brake lamp bulbs 410
Bulbs 404
Front lamp bulbs 406
Front turn signal bulbs (Halogen) 407
Fuses 430
High beam bulbs (Halogen) 406
High beam bulbs for
high beam flasher (Bi-Xenon*) 408
License plate lamp bulbs 410
Low beam bulbs (Halogen) 406
Parking lamp bulbs 407, 409
Rear fog lamp bulb 410
Rear lamp bulbs 405, 410
Rear turn signal bulbs 410
Side marker lamp bulbs 409
Standing lamp bulbs 407, 409
Wiper blades 411
Reporting
Safety defects 18Reset button
in the instrument cluster 146, 147
Resetting
All functions (control system) 146
All functions of a submenu 147
Fuel consumption 161
Maintenance service indicator 346
Trip odometer 135
Residual heat utilization 205, 459
Residual ventilation 205
REST
(Residual engine heat utilization) 459
Restraint system see
Infant and child restraint systems 79
Restraint systems 459
Rim 339
Rims 439
Roadside Assistance 12, 283
Information button 284
Tele Aid 280
RON
(Research Octane Number) 306, 459
Roof rack 264
Rubber parts
Cleaning 352

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

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

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

487 Index
Towing eye bolt (vehicle tool kit)
CLK 320/CLK 500 427
CLK 55 AMG 428
Installing 427
Installing (CLK 55 AMG) 428
Towing the vehicle 425
Tracking services
For stolen vehicle 286
Traction 171, 340, 460
Transmission see Automatic transmission
Traveling abroad 302
Tread 340
Tread depth 318
Tread depth (tires) 342
Treadwear indicators 340
Trip computer 160
Trip odometer
Resetting 135Trunk
Auxiliary fuse box 432
Closing 107
Lock button, KEYLESS-GO* 103
Message in display 388
Opening 106
Opening from inside vehicle 107
Tie-down rings 271
Trunk lid 106
Trunk lock 398
Unlocking with KEYLESS-GO* 104
Unlocking with SmartKey 98
Trunk lid emergency release 109
Turn signal lamps
Replacing bulbs 405
Turn signals 51
Additional in mirrors 404
Cleaning lenses 349
Front bulbs 404
Front bulbs (Bi-Xenon*) 409
Front bulbs (Halogen) 407
Indicator lamps 25
Rear bulbs 405, 410
Replacing bulbs 404
Turning off
Engine 56U
Uniform Tire Quality
Grading Standards 340
Units
Setting speedometer units 149
Setting temperature units 149
Unlocking 32, 94
Driver’s door in an emergency 397
Fuel filler flap 305
Gear selector lever manually 400
Global 96
Global with KEYLESS-GO* 101
In an emergency 397
Selective setting 96, 102
Trunk lid with KEYLESS-GO* 104
Trunk lid with SmartKey 98
Vehicle in an emergency 286
With KEYLESS-GO* 33
With the SmartKey 32