Page 373 of 474

372 Practical hintsWhat to do if …Display symbol
Display message
Possible cause
Possible solution
K
Close slid./pop-up
sunroof
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the panorama roof with power
tilt/sliding panel open.
Close the panorama roof with power
tilt/sliding panel (
page 242).
J
Close slid./pop-up
sunroof
You have opened the driver’s door with
the SmartKey removed from the starter
switch and the panorama roof with power
tilt/sliding panel open.
Close the panorama roof with power
tilt/sliding panel (
page 242).
L
Tele Aid malfunction.
Drive to workshop
One or more main functions of the Tele
Aid system* are malfunctioning.
Have the Tele Aid system* checked by
an authorized Mercedes-Benz Center.
t
Function unavailable.
This display appears if buttont
or s on the multifunction steering
wheel is pressed and the vehicle is not
equipped with a telephone*.
Ê
Trunk open
This message will appear whenever the
trunk lid is open.
Close the trunk lid.
W
Washer fluid
please refill
The fluid level has dropped to
about
1/3of total reservoir capacity.
Add washer fluid (
page 299).
Page 427 of 474
426 Technical dataFuels, coolants, lubricants, etc.CapacitiesVehicle components and their respective
lubricants must match. Therefore use only
brands tested and approved by
Mercedes-Benz. Please refer to the Factory Approved Service Products
pamphlet, or inquire at your authorized
Mercedes-Benz Center.
Model
Capacity
Fuels, coolants, lubricants, etc.
Engine with oil filter
C230Kompressor
C320
5.8 US qt (5.5 l)
7.9 US qt (7.5 l)
approved engine oils
Automatic transmission
8.5 US qt (8.0 l)
MB Automatic Transmission Fluid
Manual transmission
1.3 US qt (1.2 l)
MB Manual Transmission Oil
Rear axle
1.2 US qt (1.1 l)
Hypoid gear oil SAE 85 W 90
Power steering
approx. 1.1 US qt (1.0 l)
MB Power Steering Fluid (Pentosin CHF 11S)
Front wheel hubs
approx. 2.1 oz (60 g) each
High temperature roller bearing grease
Cooling system
C230Kompressor
C320
approx. 5.9 US qt (5.6 l)
approx. 6.8 US qt (6.4 l)
MB 325.0 Anticorrosion/Antifreeze Agent
Page 448 of 474

447
Index
Checking
Brake fluid 290
Coolant level 290, 296, 359
Headlamp cleaning fluid 290
Oil level 290, 292
Tire inflate pressure 290
Vehicle lighting 290
Windshield washer fluid 290
Child safety 70 Air bags 62
Front passenger front air bag off indica-tor lamp 27, 76, 345
Infant and child restraint systems 66, 70
LATCH child seat anchors 78
OCS 73
Child seat anchors see LATCH child seat anchors
Cigarette lighter 259
Cleaning Cup holders 337
Gear selector lever 337
Hard plastic trim items 337
Headlamps 167
Headliner 337
Instrument cluster 337 Leather upholstery 338
Light alloy wheels 336
MB Tex upholstery 338
Plastic and rubber parts 338
Seat belts 337
Steering wheel 337
Upholstery 338
Windows 336
Windshield 54
Wiper blades 336
Wood trims 338
Cleaning tires 302
Climate control 172 Adjusting air distribution and volume 176
Defogging windshield 176
Defrosting 177
Rear window defroster 170
Setting the temperature 175
Clock 25, 139
Closing Ashtray, center console 258
Cup holder 257
Glove box 254
Hood 292
Luggage compartment 95 Panorama roof with power tilt/sliding
panel* in an emergency 381
Panorama roof with power tilt/sliding panel* with SmartKey 244
Storage compartment, armrest 255
Trunk lid 95
Windows 238
Windows with SmartKey 239
Cockpit 22, 437
Cockpit management and data system (COMAND*) 437
Cold tire inflation pressure 323
Collapsible tire 437
Collapsible wheel chock 375
COMAND* see separate operating instructions 437
Combination switch 114 Turn signals 52
Windshield wipers 53
Comfort driving Transmission program mode 164
Control and operation of radio transmitters 284
Page 458 of 474

457
Index
MON 289
MON (Motor Octane Number) 439
Mph or km/h in speedometer 137
Multifunction display 123, 440
Displaying gear range 161
Selecting language 138
Setting date (day) 142
Setting date (month) 141
Setting date (year) 143
Standard display 127
Multifunction display messages ABS 353
BAS 354
Brake fluid 358
Brake pads 358
Coolant 359–361
Cruise control 362
Display 362
Doors 362
Engine oil 363–364
ESP 355–356
Fuel cap 365
Hood 365
Key, SmartKey 365
Lamps, exterior 366–370
Oil 363–364 Panorama roof with power tilt/sliding
panel* 372
Parking brake 358
Restraint system 356
SRS 356
Steering gear oil level 371
Tele Aid* 372
Telephone* 372
Trunk lid 372
Windshield washer fluid 372
Multifunction steering wheel 26, 124, 440Buttons 124
N
Navigation system* Operating 131
See separate COMAND* operating in-structions
Night security illumination 112 Setting 146
Normal occupant weight 324 O
Occupant Classification System see OCS
Occupant distribution 324
Occupant safety 60
Air bags 61
Children and air bags 62
Children in the vehicle 70
Fastening the seat belt 44
Front passenger front air bag off indica-tor lamp 27, 76, 345
Infant and child restraint systems 66, 70
LATCH child seat anchors 78
OCS 73, 440
Seat belts 44, 64
OCS 73, 440 Self-test 77
Odometer, main 25
Oil Adding 294
Consumption 292
Filler neck 295
Viscosity 438
Oil level Checking 290