2005 MERCEDES-BENZ C COUPE check oil

363 Practical hints
What to do if …
Display symbol
Display messages
Possible cause
Possible solution
:
USA only:At next gas station
add 1.0 qt engine oilCanada only:At next gas station
add 1.0 l engine oil
The engine oil level is too low.

Add engine oil (
page 294) and check
the engine oil level (
page 293).
Engine oil level
Stop, engine off!
There is no oil in the engine. There is a
danger of engine damage.

Carefully bring the vehicle to a halt as
soon as possible.

Turn off the engine.

Add engine oil (
page 294) and check
the engine oil level (
page 293).
Engine oil level
Reduce oil level
You have added too much engine oil.
There is a risk of damaging the engine or
the catalytic converter.

Have oil siphoned or drained off.
Observe all legal requirements with
respect to its disposal.
Change engine oil
Visit workshop.
It may be that there is water in the engine
oil.

Have the engine oil checked.

364 Practical hintsWhat to do if …When the message
At next gas station
add 1.0 qt engine oil
(Canada:
1.0 l
)
appears while the engine is running and at
operating temperature, the engine oil level
has dropped to approximately the mini-
mum level.When this occurs, the warning will first
come on intermittently and then stay on if
the oil level drops further.
Visually check for oil leaks. If no obvious oil
leaks are noted, drive to the nearest
service station where the engine oil should
be topped to the required level with an
approved oil specified in the Factory
Approved Service Products pamphlet.
Display symbol
Display messages
Possible cause
Possible solution
:
Engine oil level
Visit workshop.
The engine oil has dropped to a critical
level.

Check the engine oil level
(page 294) and add oil as required
(page 293).

If you must add engine oil frequently,
have the engine checked for possible
leaks.
Oil sensor malfunction
Visit workshop.
The measuring system is malfunctioning.

Have the measuring system checked
by an authorized Mercedes-Benz
Center.!The engine oil level warnings should
not be ignored. Extended driving with
the symbol displayed could result in
serious engine damage that is not
covered by the Mercedes-Benz Limited
Warranty.

371 Practical hints
What to do if …
Display symbol
Display message
Possible cause
Possible solution
<
Belt system
Drive to workshop
The seat belt system is malfunctioning.

Visit an authorized Mercedes-Benz
Center as soon as possible.
_
Steering oil
Visit workshop.
The steering gear oil level is too low.
There is a danger of steering gear
damage.

Have the system checked by an
authorized Mercedes-Benz Center.
Warning!
G
If the level of steering gear oil in reservoir is
too low, the steering power assistance could
fail. Much greater effort will then be needed
to turn the steering wheel.
Do not add steering oil without checking the
steering system.
Do not drive the vehicle. Have the system
checked at an authorized Mercedes-Benz
Center as soon as possible.

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 337Leather 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 95Panorama 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

451 Index
Engine oil 292, 428
Adding 294
Additives 428
Checking level 292
Consumption 292
Display messages 363–364
Filler neck 295
Messages in display 293, 363–364
Viscosity 438
Engine oil level see Oil level
ESP 25, 83, 438
Messages in display 355–356
Switching off 84
Switching on 85
Warning lamp 343
ETD 438
Safety guidelines 64
ETD (Emergency tensioning device) 69
Ethanol fuel
At the gas station 288
Switching fuels 431
Exterior lamp switch 110
Exterior lamps
Delayed shut-off 146
Exterior rear view mirror
Parking position* for 150Exterior rear view mirrors
Adjusting 42
F
Fahrenheit
Setting temperature units 137
Fastening the seat belts 44
Fine adjustment
Cruise control 249
First aid kit 373
Flat tire 394
Inflating the spare tire 398
Lowering the vehicle 400
Mounting the spare wheel 394
Preparing the vehicle 394
Spare wheel 375
Tighten wheel bolts 400
Flexible fuel vehicles 431
At the gas station 288
Switching fuels 431
Flexible Service System (Canada
vehicles) 330, 438
Fog lamp, rear
Message in display 368
Switching on 113Fog lamps, front
Messages in display 366
Replacing bulbs 385, 386
Switching on 113
Front air bags 65
Front lamps
Bi-Xenon* type 388
Halogen-type 386
Messages in display 366–370
Replacing bulbs 385, 386
Switching on 110
Front passenger front air bag off indicator
lamp 27, 76, 345
Front seat backrest
Folding backrest back 40
Folding backrest forward 39
Front seat head restraints
Installing 102
Power seat* 103
Manual seat 102
Power seat* 103
Removing 102
Power seat* 103
Front seats
Heating* 106

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 363–364Panorama 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,
440
Buttons 124
N
Navigation system*
Operating 131
See separate COMAND* operating in-
structions
Night security illumination 112
Setting 146
Normal occupant weight 324O
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

467 Index
Useful features 254
Ashtrays 257, 258
Cigarette lighter 259
Electrical outlet 260
Storage compartments 254
Tele Aid* 261
Telephone* 260
V
Vehicle
Individual settings 133, 136
Locking 27
Locking in an emergency 379
Lowering 400
Performance in cold weather 431
Performance in hot weather 432
Service battery 401
Towing 406
Unlocking 27
Unlocking in an emergency 377
With flexible fuel 431
Vehicle battery 401
Vehicle capacity weight 326Vehicle care 333
Cup holders 337
Engine cleaning 335
Gear selector lever 337
Hard plastic trim items 337
Headlamps 335
Instrument cluster 337
Leather upholstery 338
Light alloy wheels 336
MB Tex upholstery 338
Ornamental moldings 335
Paintwork 334
Plastic and rubber parts 338
Power washer 334
Seat belts 337
side markers 335
Steering wheel 337
Tail lamps 335
Tar stains 334
Turn signals 335
Upholstery 338
Vehicle washing 335
Window cleaning 336
Wiper blades 336
Wood trims 338Vehicle jack 374
Vehicle lighting
Checking 290
Vehicle loading terminology 323
Vehicle maximum load on the tire 326
Vehicle status message memory 132
Vehicle tool kit 373
Air pump 373
Alignment bolt 373
Collapsible wheel chock 373
Gloves 373
Spare fuses 373
Special fuse puller 373
Towing eye bolt 373
Vehicle jack 373
Wheel bolts 373
Wheel wrench 373
Vehicle washing 335
VIN (Vehicle Identification Number) 441
Viscosity
Engine oil 438
Voice control system*
Hands-free microphone 29