Page 446 of 464

446 IndexRear passenger compartment
Adjustable air vents 182
Rear seat head restraints
Lowering with lower switch 111
Raising 111
Rear seats
Rear seat head restraints 111
Rear side-impact airbags 64
Rear view mirror automatic antiglare 168
Rear view mirrors see Mirrors
Rear window
Blocking operation 74
Rear window defroster 171
Activating 171
Deactivating 171
Reconnecting
Vehicle battery 387
Refrigerant
Air conditioning 412
Refueling 284
Regular checks 286Reinstalling
Ashtray (Center console) 254
Ashtray (Rear seat) 254
Reinstalling vehicle battery 386
Remote controls
SmartKey 88, 92
SmartKey with KEYLESS-GO* 91
Remote door unlock
With Tele Aid 264
Remote Vehicle Diagnostics 424
Removing
Ashtray (Center console) 253
Ashtray (Rear seat) 254
Floormates* 255
Minispare wheel 346
Ski sack* 248
Vehicle battery 386
Vehicle tool kit 344
Wheel 382
Wind screen 225
Wiper blades 379Replacing
Backup lamp bulbs 378
Brake lamp bulbs 378
Bulbs 372
Front lamp bulbs 374
Front turn signal bulbs (Halogen) 375
Fuses 396
High beam bulbs (Halogen) 375
High beam bulbs for
high beam flasher (Bi-Xenon*) 376
License plate lamp bulbs 378
Low beam bulbs (Halogen) 375
Parking lamp bulbs 375, 377
Rear fog lamp bulb 378
Rear lamp bulbs 373, 378
Rear turn signal bulbs 378
Side marker lamp bulbs 377
Standing lamp bulbs 375, 377
Wiper blades 379
ProCarManuals.com
Page 447 of 464
447 Index
Reporting
Safety defects 18
Reset button in the
instrument cluster 139
Resetting
All functions (control system) 139
All functions of a submenu 140
Fuel consumption 153
Last stored speed ("Resume" function)
in Distronic* 235
Service indicator (FSS) 303
Trip odometer 127
Residual heat utilization 181, 424
Residual ventilation 181
REST
(Residual engine heat utilization) 424
Restraint system see
Infant and child restraint systemsRims 403
Roadside assistance 12
Tele Aid* 260
Roll bar 68, 424
Lowering manually 354
Messages in display 338
Operating manually 353
Warning lamp 317
RON 285
RON (Research Octane Number) 424
Rotating wheels 299
Rubber parts
Cleaning 310S
Safety
Occupant 58
Safety belts see Seat belts
Safety defects
Reporting 18
Safety systems
Driving 76
Searching
Radio station 135
Seat belt force limiter 67
Seat belts 64
Cleaning 310
Fastening 40
Proper use of 42, 66
Safety guidelines 62
Warning lamp 318
Seat cushion depth
Adjusting 112
ProCarManuals.com
Page 452 of 464

452 IndexSubmenus
Convenience 149
For settings 131
In control system 133
Instrument cluster 142, 144
Lighting 145
Resetting functions
in Control system 140
Selecting 140
Settings menu 140
Vehicle 148
Sun visors 170
Supplemental Restraint System
(SRS) 424
Switching off
Audio system 186
Automatic central locking
(control system) 149
Engine 54
ESP 80
Hazard warning flasher 124
Headlamps 54Switching on
Audio system 186
Automatic central locking
(control system) 149
ESP 81
Front fog lamps 122
Front lamps 119
Hazard warning flasher 123
Headlamps 47
High beams 123
Parking lamps 119
Rear fog lamp 122
Windshield wipers 48
Symbol (Distronic*)
Distance warning function* 137
Synchronizing
Power windows 214T
Tachometer 23, 127
Overspeed range 127
Overspeed range (CLK 55 AMG) 127
Tail lamps
Cleaning 307
Replacing bulbs 373, 378
Tar stains 305
Technical data 412
Brake fluid 412
Coolant 410
Coolants 414
Electrical system 407
Engine 402
Engine oil 412
Engine oil additives 412
Fuel requirements 413
Fuels 410
Gasoline additives 413
Lubricants 410
Main dimensions 408
Premium unleaded gasoline 413
Rims and tires 403
Weights 409
Windshield and headlamp
washer* system 411, 416
ProCarManuals.com
Page 455 of 464

455 Index
U
Units
Setting speedometer units 142
Setting temperature units 142
Unlocking 30, 88
Driver’s door in an emergency 348
Fuel filler flap 284
Gear selector lever manually 352
Global with KEYLESS-GO* 94
Global, SmartKey 89
In an emergency 348
Selective setting 89, 94
Trunk lid with KEYLESS-GO* 96
Trunk lid with SmartKey 90
Trunk lid, separately 107
Vehicle in an emergency 264
With KEYLESS-GO* 32
With the SmartKey 30Upgrade signals
Tele Aid* 263
Uphill driving
Cruise control 227
Upholstery
Cleaning 310
Upshifting
Manual shift program mode
(CLK 55 AMG) 165
One-touch gearshifting 158
Steering wheel gearshift control
(CLK 55 AMG) 162
Useful features 250
Ashtray (Center console) 253
Ashtray (Rear seat) 254
Cigarette lighter 254
Floormats* 255
Interior storage spaces 250
Tele Aid* 257
Telephone* 256V
Vehicle
Individual settings 139, 141
Locking 25
Locking in an emergency 349
Lowering 384
Service battery 385
Towing 390
Unlocking 25
Unlocking in an emergency 348
Vehicle battery 385
Vehicle care 304
Cup holder 309
Distronic* system sensor cover 308
Engine cleaning 306
Gear selector lever 309
Hard plastic trim items 310
Headlamps 307
Instrument cluster 309
Leather upholstery 310
Light alloy wheels 309
ProCarManuals.com