2004 MERCEDES-BENZ CLK320 COUPE airbag

401 Technical terms
Remote Vehicle Diagnostics
Transmission of vehicle data and cur-
rent location to the Mercedes-Benz
Customer Assistance Center for sub-
scribers to Tele Aid service.
REST
(Residual engine heat utilization)
Feature that uses the engine heat
stored in the coolant to heat the vehi-
cle interior for a short time after the en-
gine has been turned off.
Restraint systems
Seat belts, belt tensioners, airbags and
child restraint systems. As indepen-
dent systems, their protective func-
tions complement one another.RON
(R
esearch O
ctane N
umber)
The Research Octane Number for gaso-
line as determined by a standardized
method. It is an indication of a gaso-
line's ability to resist undesired detona-
tion (knocking). The average of both
the ->MON (Motor Octane Number)
and RON (Research Octane Number) is
posted at the pump, also known as
ANTI-KNOCK INDEX.Shift lock
When the vehicle is parked, this lock
prevents the gear selector lever from
being inadvertently moved out of
positionP without SmartKey turned
and brake pedal depressed.
Speedshift (CLK 55 AMG)
Steering wheel gearshift control. You
can change the gears yourself with the
steering wheel gearshift buttons.
SRS
(S
upplemental R
estraint S
ystem)
Seat belts, emergency tensioning de-
vice and airbags. Though independent
systems, they are closely interfaced to
provide effective occupant protection.

404 IndexAir conditioning (cooling)
Turning off 181
Turning on 181
Air conditioning refrigerant 390
Air distribution
Adjusting 176
Air pressure see Tire inflation pressure
Air recirculation mode 178
Activating 178
Deactivating 179
Air vents, rear passenger compartment
Adjustable 182
Air volume
Adjusting 177
Airbags 59
BabySmart
TM
airbag deactivation system 397
Children 60
Front 63
Passenger 63
Safety guidelines 62
Side impact 64
Window curtain 64Alarm
Audible 75, 83, 84
Canceling 83, 84
Visual 82
Alarm system
Anti-theft 82
Alignment bolt 360
Alignment bolt (vehicle tool kit) 397
Anticorrosion/antifreeze 393
Antiglare
Automatic 167
Antilock brake system (ABS) 397
Anti-theft alarm system
Arming 82
Canceling alarm 83, 84
Disarming 82
Anti-theft systems 81
Anti-theft alarm system 82
Immobilizer 81
Tow-away alarm 83
Aquaplaning see Hydroplaning
Armrest
Storage spaces 246Ashtray (Center console) 247
Opening 247
Reinstalling 248
Removing 248
Ashtray (Rear seat) 248
Opening 248
Reinstalling 248
Removing 248
At the gas station 278
ATF (automatic transmission fluid) 286
AUDIO menu 134
Selecting radio station 135
Selecting satellite radio* station 135
Audio system 183
Audio and telephone, operation 183
Button and soft key operation 186
Cassette operation 196
CD operation 199
Operating and display elements 184
Operating safety 183
Operation 186
Radio operation 189
Switching off 186
Switching on 186
Telephone operation 203

405 Index
Automatic antiglare
for rear view mirror 167
Automatic central locking
Activating/deactivating
(control system) 149
Automatic climate control 172
Adjusting air distribution 176
Air recirculation mode 178
Defrosting 177
Rear window defroster 171
Setting the temperature 175
Automatic headlamp mode 120
Automatic lighting control
Activating 124
Deactivating 125
Automatic locking when driving 105Automatic transmission 157
Accelerator position 163
Comfort (C) program mode 163, 164
Emergency operation
(Limp Home Mode) 165
Fluid level 286
Gear ranges 159
Gear selector lever position 157, 160
Gear shifting malfunctions 165
Kickdown 163
Manual (M) program mode 164
Manual shift program mode
(CLK 55 AMG) 164
One-touch gearshifting 158
Program mode selector switch 163
Program mode
selector switch CLK 55 AMG 164
Speedshift (CLK 55 AMG) 161
Sport (S) program mode 163, 164
Starting the engine 44
Steering wheel gearshift control
(CLK 55 AMG) 161
Transmission fluid 286
Auxiliary fuse box 374B
BabySmart
TM
Airbag deactivation system 70, 397
Compatible child seats 70, 397
Self-test 71
Backrest
Folding forward 241
Folding rearward 242
Backup lamps 351, 356
Bulbs 351
BAS 77, 397
Messages in display 316
Batteries, SmartKey
Changing 345
Check lamp 87, 92
Checking 88, 93
Batteries, SmartKey with KEYLESS-GO*
Changing 346
Check lamp 87, 92
Checking 88, 93
Battery discharged
Jump starting 366

407 Index
Center console 25
Lower part 26
PASS. AIRBAG OFF
indicator lamp 313
Upper part 25
Centigrade
Setting temperature units 142
Central locking
Automatic 105
From inside 106
Switch 106
Switching on/off
(control system) 149
Unlocking from inside 106
Central locking switch 106
Changing
Batteries (SmartKey
with KEYLESS-GO*) 346
Batteries (SmartKey) 345
Key setting 149
Changing CDs 199
Charcoal filter 179
Activating 179
Deactivating 180Charging
Vehicle battery 364
CHECK ENGINE malfunction
indicator lamp 308
Checking
Coolant level 286
Oil level 280, 283
Tire inflate pressure 280
Vehicle lighting 280
Child safety 68
Airbags 60
Infant and
child restraint systems 64, 68
LATCH child seat anchors 73
Child safety switch see
Blocking of rear window operation
Child seat anchors see
LATCH child seat anchors
Cigarette lighter 248Cleaning
Cup holder 303
Distronic* system sensor cover 301
Gear selector lever 303
Hard plastic trim items 303
Headlamps 166
Headliner 303
Instrument cluster 303
Leather upholstery 304
Light alloy wheels 303
Nubuck leather upholstery
(CLK 55 AMG) 304
Parktronic* system sensor 301
Plastic and rubber parts 304
Seat belts 303
Steering wheel 303
Upholstery 304
Windows 302
Windshield 49
Wiper blades 302
Wood trims 304
CLK 55 AMG
Manual shift program mode 164
Clock 23, 144

413 Index
F
Fahrenheit
Setting temperature units 142
Fastening the seat belts 40
Fine adjustment
Cruise control 220
Distronic* 227
First aid kit 337
Flat tire 358
Lowering the vehicle 362
Minispare wheel 340
Mounting the Minispare wheel 358
Preparing the vehicle 358
Flexible Service System (FSS) 296, 399
Floormates*
Installing 249
Removing 249
Floormats* 249
Fog lamp, rear 122, 351
Fog lamps
Replacing bulbs 351
Fog lamps, front
Messages in display 329
Replacing bulbs 352
Switching on 122Front airbags 63
Front lamps
Messages in display 329–331
Replacing bulbs 351, 352
Switching on 119
Front seat head restraints
Installing 108
Power seat 108
Removing 108
Front seats
Heating* 114
Ventilation* 113
FSS (Flexible Service System) 296, 399
Fuel 279
Additives 391
Fuel reserve warning lamp 311
Gasoline additives 391
Premium unleaded
gasoline 279, 389, 391
Requirements 391
Reserve warning 23
Technical data 388
Fuel additives 391
Fuel consumption statistics
After start 152
Since last reset 153Fuel filler flap 278
Locking 278
Opening 347
Unlocking 278
Fuel requirements 391
Fuel reserve tank
Message in display 328
Fuel tank
Capacity 389
Filler flap 278
Fuels, coolants, lubricants etc.
Capacities 388
Functions (control system) 130, 133
Resetting 140
Fuse box 372, 373
Fuse chart 372
Fuse extractor 374
Fuses 372
Auxiliary fuse box in trunk 374
F us e box i n engi ne com p art me nt 3 73
Fuse box in
passenger compartment 372
Fuse chart 372
Fuse extractor 374
Spare fuses 374

417 Index
Fuel reserve 311
Instrument cluster 306–312
PASS. AIRBAG OFF 63, 313
Seat belts 311
Service indicator 296
SRS 59, 312
Turn signals 23
Language
Multifunction display 143
Setting 143
LATCH child seat anchors 73
Folding back 73
Layout of poly-V-belt drive 379
Leather upholstery
Cleaning 304
Lever
For cruise control 225
License plate lamps
Messages in display 330
Replacing bulbs 351, 356
Light alloy wheels
Cleaning 303
Technical data 382Light sensor 330
Lighter see Cigarette lighter
Lighting 119
Automatic headlamp mode 120
Combination switch 123
Daytime running lamp mode 121
Door entry lamps 125
Exterior lamp switch 119
Front fog lamps 122
High beam flasher 123
High beams 123
Instrument cluster illumination 126
Interior 124
Locator lighting 121
Low beam 119
Manual headlamp mode 120
Night security illumination 121
Parking lamps 119
Rear fog lamp 122
Settings (control system) 145Limiting the gear range 159
Limp Home Mode 165
Line of fall 399
Loading 237
Cargo tie-down rings 243
Instructions 242
Roof rack 237
Ski sack* 237
Split rear bench seat 240
Locator lighting 121
Setting 146
Lock buttons 399
Door handle (KEYLESS-GO*) 55
Locking 51, 86
Fuel filler flap 278
Global with KEYLESS-GO* 92
Global, SmartKey 87
The vehicle with KEYLESS-GO* 93
Trunk lid, separately 104
Vehicle in an emergency 344

420 Index
License plate lamp 330
Low beam 330
Parking brake 321
SmartKey with KEYLESS-GO* 328
Steering gear oil level 335
Sunroof* 336
Symbol messages 320–336
Tele Aid 334
Telephone* 336
Text messages 315–319
Trunk 336
Washer fluid 336
Multifunction
steering wheel 24, 130, 400
Buttons 130N
Navigation system
Operating 137
See separate COMAND*
operating instructions
Night security illumination 121
Nubuck leather upholstery (CLK 55 AMG)
Cleaning 304O
Occupant safety 58
Airbags 59
Children and airbags 60
Children in the vehicle 68
Fastening the seat belts 40
Infant and child restraint systems 68
LATCH child seat anchors 73
Seat belts 40, 62
Odometer, main 23
Oil
Adding 285
Checking level 283
Consumption 283
Filler cap 285
Filler neck 285
Viscosity 399
Oil level
Checking 280
One-touch gearshifting 158
Canceling gear range limit 158
Downshifting 158
Upshifting 158

421 Index
Opening
Ashtray (Center console) 247
Ashtray (Rear seat) 248
Cup holder 245
Doors from the inside 95
Fuel filler flap 278
Fuel filler flap manually 347
Glove box 244
Hood 281
Side windows 211
Sliding/pop-up roof* 214, 348
Sliding/pop-up roof*
in an emergency 348
Sliding/pop-up roof*
with SmartKey 216
Trunk 96
Trunk from the inside 97
Windows 210
Windows with SmartKey 212Operating
Audio system 183
Cassette player 136
CD player 136
COMAND* see separate
operating instructions
Navigation system 137
Radio 135
Radio transmitters 275
Telephone* 154, 183, 203
Vehicle outside the
USA and Canada 13
Operating safety
Audio system 183
Operator’s Manual 10
Ornamental moldings 300
Outside temperature indicator 128
Overdue service 296
Overhead control panel 27
Overspeed range 400P
Paintwork 299
Panic alarm 75
Panic button on SmartKey 75
Parcel net in
front passenger footwell 247
Parking 51, 269
Parking assist* see Parktronic*
Parking brake 46, 52
Engaging 52
Message in display 321
Releasing 46
Parking lamps
Replacing bulbs 351, 353, 355
Switching on 119
Parking position
Exterior rear
view mirrors 118, 151, 168
Parktronic* 233, 400
Sensor 301
Parts see Spare parts service
PASS. AIRBAG OFF indicator lamp 313