2005 MERCEDES-BENZ C240 gear

400 Technical termsCOMAND*
(C
ockpit M
anagement and D
ata
System)
Information and operating center for
vehicle sound and communications
systems, including the radio and the
navigation system, as well as other
optional equipment (CD changer*,
telephone*, etc.).
Control system
The control system is used to call up
vehicle information and to change
component settings. Information and
messages appear in the multifunction
display. The driver uses the buttons on
the multifunction steering wheel to
navigate through the system and to
adjust settings.
Cruise control
Driving convenience system that
automatically maintains the vehicle
speed set by the driver.Engine number
The number set by the manufacturer
and placed on the cylinder block to
uniquely identify each engine
produced.
Engine oil viscosity
Measurement for the inner friction
(viscosity) of the oil at different temper-
atures. The higher the temperature an
oil can tolerate without becoming thin,
or the lower the temperature it can
tolerate without becoming viscous, the
better the viscosity.
ESP
(E
lectronic S
tability P
rogram)
Improves vehicle handling and
directional stability.
ETD
(E
mergency T
ensioning D
evice)
Device which deploys in certain frontal
and rear collisions exceeding the
system's threshold to tighten the
seat belts.
->SRSFSS (Canada vehicles)
(F
lexible S
ervice S
ystem)
Maintenance service indicator in the
multifunction display that informs the
driver when the next vehicle mainte-
nance service is due. FSS evaluates
engine temperature, oil level, vehicle
speed, engine speed, distance driven
and the time elapsed since your last
maintenance service, and calls for the
next maintenance service accordingly.
Gear range
Number of gears which are available to
the automatic transmission for shifting.
The automatic gear shifting process
can be adapted to specific operating
conditions using the gear selector
lever.
GPS
(G
lobal P
ositioning S
ystem)
Satellite-based system for relaying
geographic location information to and
from vehicles equipped with special
receivers. Employs CD digital maps for
navigation.

401 Technical terms
Instrument cluster
The displays and indicator/warning
lamps in the driver’s field of vision,
including the tachometer, speedo-
meter, engine temperature display and
fuel gauge.
Kickdown
Depressing the accelerator past the
point of resistance shifts the transmis-
sion down to the lowest possible gear.
This very quickly accelerates the
vehicle and should not be used for
normal acceleration needs.
Lock button
Button on the door which indicates
whether the door is locked or
unlocked. Pushing the lock button
down on an individual door from inside
will lock that door.Maintenance System (U.S. vehicles)
Maintenance service indicator in the
multifunction display that informs the
driver when the next vehicle mainte-
nance service is due. The Maintenance
System in your vehicle tracks distance
driven and the time elapsed since your
last maintenance service, and calls for
the next maintenance service accord-
ingly.
Memory function*
Used to store three individual seat,
steering wheel and mirror positions for
each SmartKey.
MON
(M
otor O
ctane N
umber)
The Motor Octane Number for gasoline
as determined by a standardized
method. It is an indication of a
gasoline's ability to resist undesired
detonation (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.Multifunction display
Display field in the instrument cluster
used to present information provided
by the control system.
Multifunction steering wheel
Steering wheel with buttons for
operating the control system.
Overspeed range
Engine speeds within the red marking
of the tachometer dial. Avoid this
engine speed range, as it may result in
serious engine damage that is not
covered by the Mercedes-Benz Limited
Warranty.
Poly-V-belt drive
Drives engine-components (alternator,
AC compressor, etc.) from the engine.

402 Technical termsPower train
Collective term designating all
components used to generate and
transmit motive power to the drive
axles, including


engine


clutch/torque converter


transmission


transfer case


drive shaft


differential


axle shafts/axles
Program mode selector switch
Used to switch the automatic
transmission* between standard
operationS, comfort operationC and
manual operationM (C 55 AMG only).REST
(Residual engine heat utilization)
Feature that uses the engine heat
stored in the coolant to heat the
vehicle interior for a short time after
the engine has been turned off.
Restraint systems
Seat belts, belt tensioners, air bags
and child restraint systems. As inde-
pendent systems, their protective
functions 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 deto-
nation (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 transmission gear
selector lever from being moved out of
positionP without SmartKey turned
and brake pedal depressed.
SRS
(S
upplemental R
estraint S
ystem)
Seat belts, emergency tensioning
device and air bags. Though indepen-
dent systems, they are closely inter-
faced to provide effective occupant
protection.

407 Index
Anti-theft systems 83
Anti-theft alarm system* 83
Immobilizer 83
Tow-away alarm* 85
Aquaplaning see Hydroplaning
Armrest
Changing inclination of 242
Storage spaces 242
Armrest in rear passenger
compartment 243
Ashtrays 245
ATF 282
AUDIO menu 127
Selecting radio station 128
Selecting satellite radio* station 128
Audio system 183
Audio and telephone, operation 183
Button and soft key operation 186
CD* operation 201
Operating and display elements 184
Operating safety 183Operation 186
Radio operation 191
Switching off 187
Switching on 186
Telephone* operation 208
Automatic antiglare* for rear view
mirror 169
Automatic central locking
Activating/deactivating (control
system) 145
Automatic headlamp mode 110
Automatic lighting control
Activating 115
Deactivating 115
Automatic locking when driving 96
Automatic shift program
Automatic transmission* 162
Automatic time change (Daylight Saving
Time (DST) summer/winter) 139
Automatic Transmission Fluid see ATFAutomatic transmission* 156
Accelerator position 163
Automatic shift program 162
Emergency operation
(Limp Home Mode) 167
Fluid level 282
Gear ranges 159
Gear selector lever 47, 156
Gear selector lever position 156, 160
Gear shifting malfunctions 167
Kickdown 163
Kickdown, manual shift program
(C 55 AMG only) 167
Manual shift program
(C 55 AMG only) 165
Manual shifting 158
One-touch gearshifting 158
Program mode selector switch,
automatic shift program 162
Program mode selector switch,
manual shift program
(C 55 AMG only) 166

408 Index
Starting with 47
Steering wheel gearshift control
(C 55 AMG only) 164
Transmission fluid 282
B
BabySmart
TM
Air bag deactivation system 70, 399
Compatible child seats 70, 399
Self-test 70
Backrest
Folding forward 238
Folding rearward 238
Backrest contour
Adjusting 104
Backrest side bolsters
Adjusting 104
Backrest tilt
Manual seat 36
Power seat* 38
Backup lamps
Messages in display 323
Replacing bulbs 345BAS 78, 399
Messages in display 311
Batteries, SmartKey
Changing 343
Check lamp 90
Checking 91
Battery discharged
Jump starting 363
Battery, vehicle 284, 360
Charging 361
Disconnecting 361
Reconnecting 362
Reinstalling 361
Removing 361
Bi-Xenon headlamps* 399
Bi-Xenon type*
Front lamp bulbs 349
Block heater (Canada only) 291
Blocking
Rear door window operation 75
Bolts
For spare wheel 336Brake Assist System see BAS
Brake fluid 390
Checking 277
Message in display 315
Brake lamp bulbs 345
Brake lamp, high mounted 345
Brake lamps
Messages in display 323
Brake pads
Message in display 315
Brakes 266
Warning lamp 25, 303
Break-in period 264
Bulbs, replacing 344
Additional turn signals 345
Backup lamps 345, 351
Brake lamps 345, 351
Fog lamp, rear 345, 351
Fog lamps, front 345
Front lamps 345
High beam flasher 345
High beam headlamps 345

410 IndexCharging
Vehicle battery 361
Checking
Brake fluid 277
Coolant level 277, 283
Engine oil level 277, 280
Tire inflation pressure 277
Vehicle lighting 277
Washer reservoir level 277
Child safety 67
Air bags 60
Infant and child restraint
systems 64, 67
LATCH-type child seat anchors 73
Child safety switch see
Blocking of rear door window operation
Child seat anchors see
LATCH-type child seat anchors
Cigarette lighter 246
Cleaning
Cloth upholstery 300
Cup holders 299
Gear selector lever 299Hard plastic trim items 299
Headlamps 168
Headliner and shelf below
rear window 299
Instrument cluster 298
Leather upholstery 299
Light alloy wheels 298
MB Tex upholstery 300
Plastic and rubber parts 300
Seat belts 299
Steering wheel 299
Upholstery 299
Windows 298
Windshield 52
Wiper blades 298
Wood trims 300
Climate control 174
Clock 25, 121, 137, 138
Closing
Cup holder, in rear seat armrest 245
Glove box 241
Hood 279Tilt/sliding sunroof* 227
Tilt/sliding sunroof*
in an emergency 341
Tilt/sliding sunroof*
with SmartKey 229
Trunk lid 94
Windows 223, 224
Windows with SmartKey 225
Cloth upholstery
Cleaning 300
Cockpit 22, 399
Cockpit Management and
Data System see COMAND*
Collapsible tire 383
Collapsible tire (C 55 AMG only) 334
Collapsible wheel chock 332
COMAND* 400
COMAND* see separate
operating instructions
Combination switch 113
High beam flasher 50
Turn signals 50
Windshield wipers 51

416 IndexFuel cap
Message in display 305, 322
Fuel consumption statistics
After start 149
Since last reset 149
Fuel filler flap 275
Locking 275
Opening in an emergency 339
Unlocking 275
Fuel gauge 25
Fuel requirements 391
For ethanol fuel 392
Fuel reserve
Warning lamp 25
Fuel tank
Capacity 388
Filler flap 275
Fuels, coolants, lubricants etc.
Capacities 387
Functions (control system) 122, 125
Resetting 133Fuse box
In engine compartment 370
In trunk 371
Fuse chart 369
Fuse extractor 369, 371
Fuses 369
Aids for changing fuses 369
Fuse box in engine compartment 370
Fuse box in trunk 371
Fuse chart 369
Fuse extractor 369, 371
Main fuse box in
passenger compartment 370
Spare fuses 369
G
Garage door opener* 256
Gasoline additives 392
Gasoline see Fuel
Gear range 400
Automatic transmission* 159
Limiting 159
Shifting into optimal 158Gear range limit
Canceling 158
Gear selector lever 47, 156
Cleaning 299
Lock 47
Position (Automatic
transmission*) 121, 160
Position (automatic
transmission*) 156
Gearshift lever 46, 155
Global
Locking 89
Unlocking 89
Global Positioning System see GPS
Glove box 241
Closing 241
Locking 241
Opening 241
Unlocking 241
Good visibility 168
GPS 400

420 IndexLight sensor 324
Lighter see Cigarette lighter
Lighting 109
Automatic headlamp mode 110
Combination switch 113
Daytime running lamp mode 111
Door entry lamps 116
Exterior lamp switch 109
Front fog lamps 112
High beams 113
Instrument cluster illumination 117
Instruments 117
Interior 115
Locator lighting 112
Low beam 109
Manual headlamp mode 110
Night security illumination 112
Parking lamps 109
Rear fog lamp 113
Settings (control system) 141
Standing lamps 109
Trunk lamp 116Limiting the gear range 159
Limp Home Mode 167
Loading 234
Cargo tie-down rings* 240
Instructions 239
Roof rack* 234
Split rear bench seat* 237
Locator lighting 112
Setting 143
Lock button 401
Locking 54, 88
Automatic while driving 96
Centrally from inside 96
Fuel filler flap 275
Global, SmartKey 89
Glove box 241
Vehicle in an emergency 338
Loss of keys 91
Loss of Service and Warranty
Information Booklet 375
Low beam headlamps
Indicator lamp 25
Messages in display 324–325
Replacing bulbs 345, 347
Switching on 49Lowering
Vehicle 359
Lubricants
Technical data 387
M
Main dimensions 385
Main fuse box
In passenger compartment 370
Mainodometer 121
Maintenance 12, 292
Vehicles with E85 fuel 393
Maintenance service
Calling up the maintenance
service indicator 293
Major service (Service B) 292
Minor service (Service A) 292
Overdue 293
Types 293
When due 292
Maintenance service indicator 292
Calling up 293, 294
Clearing 293, 294
Maintenance System
(U.S. vehicles) 292, 401