449 Technical data
Fuels, coolants, lubricants, etc.
ModelCapacityFuels, coolants, lubricants, etc.
Cooling systemCLK 350
CLK 550approx. 7.8 US qt (7.4 l)
approx. 9.7 US qt (9.2 l)MB 325.0 Anticorrosion/Antifreeze
Agent
Fuel tank
including a reserve of16.35 US gal (62.0 l)
2.11 US gal (8.0 l)Premium unleaded gasoline:
Minimum Posted Octane 91
(Avg.of96RON/86MON)
Air conditioning systemR-134a refrigerant and special PAG lu-
bricant oil (never R-12)
Windshield washer and
headlamp cleaning system*6.4 US qt (6.0 l)MB Windshield Washer Concentrate1
1Use MB Windshield Washer Concentrate “MB SummerFit” and water for temperatures above freezing point or MB Windshield Washer Concentrate “MB SummerFit”
and commercially available premixed windshield washer solvent / antifreeze for temperatures below freezing point. Follow suggested mixing ratios (page 455).
455 Technical data
Fuels, coolants, lubricants, etc.
Windshield washer system and
headlamp cleaning system*
Both the windshield washer and headlamp
cleaning system are supplied from the
windshield washer fluid reservoir.
The washer fluid reservoir has a capacity of
approx. 6.4 US qt (6.0 l).
Refill the reservoir with MB Windshield
Washer Concentrate “MB SummerFit”
and water (or concentrate and com-
mercially available premixed wind-
shield washer solvent / antifreeze,
depending on ambient temperatures).Windshield and headlamp washer fluid
mixing ratio
For temperatures above freezing point, use
MB Windshield Washer Concentrate
“MB SummerFit” and water:
1 part “MB SummerFit” to 100 parts
water
(1.34 fl oz [40 ml] “MB SummerFit” to
1 gallon [4.0 l] water)
For temperatures below freezing point, use
MB Windshield Washer Concentrate
“MB SummerFit” and commercially avail-
able premixed windshield washer
solvent / antifreeze:
1 part “MB SummerFit” to 100 parts
solvent
(1.34 fl oz [40 ml] “MB SummerFit” to
1 gallon [4.0 l] solvent)
Warning!G
Washer solvent/antifreeze is highly flam-
mable. Do not spill washer
solvent/antifreeze on hot engine parts, be-
cause it may ignite and burn. You could be
seriously burned.
457 Index
A
ABS 27, 88
Malfunction indicator lamp 356
Messages in display 370
Accelerator position,
automatic transmission 172
Accessory weight 337
Accident 58
Active head restraints 79
Resetting 403
Air bags 65
Children 80
Front passenger front
air bag off indicator lamp 74
Front side impact air bags 70
Front, Driver 69
Front, Passenger 69
Occupant Classification System
(OCS) 70
Rear side impact air bags* 70
Safety guidelines 68
Window curtain 70
Air conditioning refrigerant 450
Air conditioning system
see Climate control systemAir conditioning, Cooling 192, 204
Air distribution 188, 199
Air pressure see Tires, Inflation pressure
Air recirculation mode 190, 201
Air vents 193, 206
Air volume 188, 200
Alarm system see Anti-theft systems
Alignment bolt (vehicle tool kit) 394, 418
Anticorrosion/antifreeze 453, 454
Antiglare, Rear view mirror 179, 180
Anti-theft systems 94
Anti-theft alarm system 94
Immobilizer 94
Aquaplaning see Hydroplaning
Armrest 270, 271
Ashtrays 272, 273
Aspect ratio 337
ATF 309
AUDIO menu 147
CD player (CD, MP3-CD) 148
Radio station 147
Radio station (satellite*) 147
Search function 161Audio system 207
Button and soft key operation 210
CD changer* 226
CD operation 223
Emergency calls "911" 243
MP3 224
Operating and display elements 208
Operating audio system 207
Operating safety 207
Radio operation 214
Sound system* 211
Switching on/off 210
Telephone* operation 207, 230
Auto-dimming, Rear view mirror 180
Automatic central locking,
Control system 118, 162
Automatic climate control see
Climate control system
Automatic headlamp mode see Headlamps
Automatic lighting control,
Interior lighting 136
Automatic locking when driving 118
Automatic shift program 174
462 Index
Emergency tensioning device see ETD
Emergency, In case of
Battery, Jump starting 425
First aid kit 394
Flat tire, Changing 415
Fuses 431
Hazard warning flasher 135
Roadside Assistance 12, 282
Towing the vehicle 427
Emission control 302
Emission control information label 439
Emission control vacuum line
routing diagram label 439
Emission system warranties 10
Engine
Belt layout 440
Block heater (Canada only) 342
Break-in recommendations 292
Cleaning 348
Compartment 306
Malfunction indicator lamp 27, 359
Maximum engine speed 441
Message in display 380
Number 439
Starting 50
Starting difficulties 52Starting with KEYLESS-GO* 51
Starting with SmartKey 51
Technical data 441
Turning off 60
Turning off with KEYLESS-GO* 61
Turning off with SmartKey 61
Engine coolant see Coolant
Engine oil 308, 450
Adding 309, 450
Additives 450
Changing 309, 450
Checking level 305, 308
Consumption 308
Filler cap 309
Filler neck 309
Engine oil level 305
ESP
®91
Messages in display 370–371
Warning lamp 362
ETD 78
Safety guidelines 68
Exterior rear view mirrors 45, 180
Exterior view 22F
Filler cap, Engine oil 309
Filler neck, Engine oil 309
First aid kit 394
Flat tire 415
Jacking up the vehicle 416
Lowering the vehicle 419
Minispare wheel 397
Mounting the spare wheel 416
Preparing the vehicle 415
Flexible Service System
see FSS (Canada vehicles)
Floormats* 275
Fluids
Brake fluid 305, 450
Engine coolant 305
Engine oil 305, 450
Windshield washer and headlamp
cleaning* system 305, 449
Fog lamps 132, 407
Messages in display 387
Replacing bulbs 407, 408, 411
Front air bags 69
Front lamps see Headlamps
464 Index
Glove box 268
Gloves 394
Good visibility 179
Gross Axle Weight Rating see GAWR
Gross Vehicle Weight Rating see GVWR
Gross Vehicle Weight see GVW
GVW 337
GVWR 338H
Halogen headlamp see Headlamps
Hands-free microphone 31
Hard plastic trim items, cleaning 353
Hazard warning flasher 135
Head restraints 40, 120
Active head restraints 79
Front seat 120
Power seat, Adjusting 40
Rear seat 120
Rear seat, Folding back 121
Rear seat, Placing upright 122
Rear seat, Removing/installing 122
Headlamp
cleaning system* 179, 312, 449
Headlamp delayed shut-off
see Delayed shut-off, Exterior lamps
Headlamps
Automatic headlamp mode 129
Cleaning lenses 350
Daytime running lamp mode 130
Halogen 409
High beam see High beam flasher
High beam see High beam headlamps
Light sensor 386
Locator lighting 131Low beam see Low beam headlamps
Manual headlamp mode 129
Messages in display 387–390
Night security illumination 131
Replacing bulbs 407, 409
Switch 55, 128
Headliner and shelf below rear window,
Cleaning and care of 353
Heated seats* 124
High beam flasher 55, 133
Replacing bulbs (Bi-Xenon*) 407
Replacing bulbs (Halogen) 407
High beam headlamps 133
Indicator lamp 27
Messages in display 387
Replacing bulbs (Bi-Xenon*) 407
Replacing bulbs (Halogen) 407, 409
Replacing bulbs for
high beam flasher (Bi-Xenon*) 410
Switching on 55, 129
High mounted brake lamp 407
Hood 306
Horn 25
HVAC see Climate control system
Hydroplaning 297
466 Index
KEYLESS-GO* 101
Battery check lamp, SmartKey 105
Factory setting 104, 106
Ignition 38
Important notes 103
Lock button 62
Locking/unlocking 35, 62, 101
Locking/unlocking,
Global setting 104
Locking/unlocking, Global with
lock button on trunk lid 106
Locking/unlocking,
Selective setting 105
Loss of key 107
Messages in display 385
Remote control 101
Start / stop button 37
Starting the engine 51
Turning off the engine 61
Unlocking/opening trunk lid 107
Kickdown 172
Kilopascal 338L
Labels 438
Certification 438
Emission control information 439
Vacuum line routing diagram 439
Lamp sensor see Light sensor
Lamps, exterior 407
Light sensor 386
Messages in display 387–390
Lamps, indicator and warning
ABS 27, 356
Battery (SmartKey) 100, 105
Brakes 27, 358
Center console 366–367
CHECK ENGINE 359
Coolant 361
Coolant temperature 27, 139
Distance warning 27
Engine diagnostics 359
Engine malfunction 27, 359
ESP
®27, 362
Fog lamps 132
Front passenger front air bag off 69
Front passenger front
air bag off indicator lamp 366
Fuel reserve 27, 363High beam headlamp 27
Instrument cluster 356–365
Low beam headlamps 27
Parktronic system* warning indicators
(Canada only) 259
Seat belt telltale 27
SRS 27, 65, 365
Turn signals 27
Language, Setting 154
LATCH-type child seat anchors
see Children in the vehicle
License plate lamps
Messages in display 388
Replacing bulbs 407, 412
Light alloy wheels, cleaning 352
Light sensor
Messages in display 386
Lighter see Cigarette lighter
Lighting, Exterior and interior 128
Limp-home mode 178
Loading
Ski sack* (Canada only) 262
Loading see Vehicle loading
Loading the vehicle 316
Locator lighting 131, 159
467 Index
Lock buttons
Door handle (KEYLESS-GO*) 62, 105
Trunk lid (KEYLESS-GO*) 106
Loss of keys 107
Loss of Service and
Warranty Information Booklet 437
Low beam headlamps
Indicator lamp 27
Messages in display 388
Replacing bulbs (Bi-Xenon*) 407
Replacing bulbs (Halogen) 407, 409
Switching on 27, 55
Lubricants 448M
Maintenance 12, 343
Calling up service indicator 345
Clearing service indicator 344
FSS (Canada vehicles) 343
Maintenance System
(U.S. vehicles) 343
Resetting service indicator 345
Service indicator 343
Service term exceeded 344
Maintenance system (U.S. vehicles) 343
Manual headlamp mode see Headlamps
MAXCOOL maximum cooling 201
Maximum load rating, Tires 338
Maximum loaded vehicle weight,
Tire inflation pressure 338
Maximum tire inflation pressure 338
Mechanical key 399
Memory function see Seats, Power
Menus see Control system menus
Microphone, Hands-free 31
Minispare wheel see Spare wheelMirrors
Adjusting 45
Antiglare position 179
Auto-dimming 180
Exterior rear view mirrors 45
Interior rear view mirror 45
Mobile phone see Telephone*
MOE tires* see MOExtended system*
MOE* see MOExtended system*
MOExtended system* 420
MOExtended tires* 442
MON 304
Motor Octane Number see MON
MP3 224
Multicontour seat*
see Seats, Multicontour*
Multifunction display 141
Changing settings
see Control system menus and
Control system submenus
Selecting language 154
Symbol messages 378–393
Text messages 370–376
468 Index
Multifunction display messages 368
ABS 370
Battery 378
Brake fluid 379
Brake pads 379
Check engine 380
Coolant 380–382
Engine 380
Engine coolant 380–382
ESP
®370
Fog lamps 387
Front passenger
front air bag 372–375
Fuel cap 383
Fuel reserve tank 385
Gear selector lever 376
Headlamps 387–390
Key, SmartKey 385
KEYLESS-GO* 385
Lamps 388
Lamps, exterior 387–390
License plate lamp 388
Light sensor 386
Parking brake 379
Parking lamps 388
Power tilt/sliding sunroof* 393SRS 391
Steering gear oil 392
Tele Aid 393
Telephone* 393
Turn signals 387
Windshield washer fluid 393
Multifunction steering wheel 28, 142
Button operation 142
N
Navigation system* 149
See separate COMAND*
operating instructions
Net, Parcel 269
Neutral gear position,
Automatic transmission 168, 170
New vehicle break-in 292
Night security illumination 131
Normal occupant weight 338
Number, paintwork code 438
Number,
vehicle identification (VIN) 438, 439O
Occupant Classification System see OCS
Occupant distribution 338
Occupant safety 64
Active head restraints 79
Air bags 65
Children and air bags 80
Children in the vehicle 80
ETD 78
Fastening the seat belts 47
Front air bags 69
Front passenger front air bag off
indicator lamp 74, 366
Front side impact air bags 70
Infant and child restraint systems 80
LATCH-type child seat anchors 85
OCS 70
Rear side impact air bags* 70
Seat belts 47, 75
Seat belts, safety guidelines 68
SRS 64
Window curtain air bags 70