2005 MERCEDES-BENZ C320 wiper

298 OperationVehicle careWiper blades
Fold wiper arms forward.

Clean the wiper blade inserts with a
clean cloth and detergent solution.Window cleaning

Fold wiper arms forward.

Use a window cleaning solution on all
glass surfaces.
An automotive glass cleaner is
recommended.Light alloy wheels
Mercedes-Benz approved Wheel Care
should be used for regular cleaning of the
light alloy wheels.
If possible, clean wheels once a week with
Mercedes-Benz approved Wheel Care,
using a soft bristle brush and a strong
spray of water.
Follow the instructions on container.
Instrument cluster
Use a gentle dishwashing detergent or
mild detergent for delicate fabrics as a
washing solution. Wipe with a cloth moist-
ened in lukewarm solution. Do not use
scouring agents.
Warning!
G
For safety reasons, switch off wipers and
remove SmartKey from starter switch
before cleaning the wiper blades, otherwise
the wiper motor might suddenly turn on and
cause injury.!Fold the windshield wiper arms back
onto the windshield before turning the
SmartKey in the starter switch.
Hold on to the wiper when folding the
wiper arm back. If released, the force
of the impact from the tensioning
spring could crack the windshield.
Warning!
G
For safety reasons, switch off wipers and
remove SmartKey from starter switch
before cleaning the windshield, otherwise
the wiper motor might suddenly turn on and
cause injury.!Fold the windshield wiper arms back
onto the windshield before turning the
SmartKey in the starter switch.
Hold on to the wiper when folding the
wiper arm back. If released, the force
of the impact from the tensioning
spring could crack the windshield.
iOnly use acid-free cleaning materials.
Acid may cause corrosion or damage
the clear coat.

301 Practical hints
What to do if …
Where will I find ...?
Unlocking/locking in an emergency
Opening/closing in an emergency
Replacing SmartKey batteries
Replacing bulbs
Replacing wiper blades
Flat tire
Battery
Jump starting
Towing the vehicle
Fuses

352 Practical hintsReplacing wiper bladesRemoving wiper blades
Remove SmartKey from starter switch.

Fold wiper arm forward.
1Unlock
2Lock

Pull the tab in direction of arrow1 and
remove wiper blade.
Installing wiper blades
Slide the wiper blade into the cutout on
the wiper arm (see arrows).

Slide the tab back in the direction of
arrow2 until it audibly engages.

Fold the wiper arm backward to rest on
the windshield. Make sure you hold on
to the wiper when folding the wiper arm
back.
Warning!
G
For safety reasons, remove SmartKey from
starter switch before replacing a wiper
blade. Otherwise the motor could suddenly
turn on and cause injury.
!Never open the hood when the wiper
arms are folded forward.
Hold on to the wiper when folding the
wiper arm back. If released, the force
of the impact from the tensioning
spring could crack the windshield.
Do not allow the wiper arms to contact
the windshield glass without a wiper
blade inserted.
Make certain that the wiper blades are
properly installed. Improperly installed
wiper blades may cause windshield
damage.
For your convenience, we recommend
that you have this work carried out by
an authorized Mercedes-Benz Center.

405 Index
A
ABS 77, 399
ABS control 77
Indicator lamp 25
Malfunction indicator lamp 302
Messages in display 310
Accelerator position,
automatic transmission* 163
Accident
In case of 53
Activating
Air conditioning (cooling) 181
Air recirculation mode 179
Anti-theft alarm system* 84
Central locking (control system) 145
Climate control 175
Climate control system 177
Defrosting 178
Easy-entry/exit feature* 146
Electric air pump 358
ESP 81Exterior headlamps 49
Exterior lamps 110
Exterior rear view mirror
parking position* 170
Hazard warning flasher 114
Headlamps 49
High beam headlamps 50
High beams 113
Ignition 33
Immobilizer 56, 83
Low beam headlamps 49
Manual shift program
(C 55 AMG only) 166
Rear window defroster 173
Seat heating* 105
Tow-away alarm* 85
Windshield wipers 51
Adding
Coolant 283
Engine oil 281
Additional turn signals 345
Adjustable air vents,
rear passenger compartment 182Adjusting 35
Air distribution 178
Air volume 178
Backrest contour 104
Backrest side bolsters 104
Backrest tilt, manual seat 36
Backrest tilt, power seat* 38
Exterior rear view mirrors 41
Folding back rear seat
head restraints, electrical 102
Folding back rear seat
head restraints, manual 102
Head restraint height,
manual seat 37
Head restraint height,
power seat* 38
Head restraint height, rear seats 101
Head restraint tilt, manual seat 37
Head restraint tilt, power seat* 39
Head restraint tilt, rear seats 103
Instrument cluster illumination 117
Interior rear view mirror 41
Manual seat 36
Mirrors 41

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

418 IndexIgnition 33
Switching on,
automatic transmission* 47
Switching on,
manual transmission 46
Immobilizer 83
Activating 83
Deactivating 83
Indicator lamps see
Lamps, indicator and warning
Infant and child restraint systems 67
Installing 72
LATCH-type child seat anchors 73
Information
About service and warranty 10
Inside door handle 92
Installing
Infant and child restraint systems 72
Ski sack* (Canada only) 237
Towing eye bolt 368
Wiper blades 352Instrument cluster 24, 117, 401
Cleaning 298
Coolant temperature gauge 118
Illumination 117
Lamps in 302–307
Multifunction display 121
Outside temperature indicator 119
Selecting language 136
Instrument lighting 117
Instruments and controls see Cockpit
Interior lighting 115
Activating automatic control 115
Deactivating automatic control 115
Delayed shut-off 145
Manual operation 115
Interior rear view mirror
Adjusting 41
Antiglare 168Interior storage spaces 241
Armrest 242
Cup holder in rear seat armrest 244
Cup holders in front of
seat armrest 243
Glove box 241
Parcel net in
front passenger footwell 245
Intermittent wiping 52
J
Jack 329
Jump starting 363
K
Key 191
Key dependency memory
Settings 147
Key positions in starter switch 33
Key, mechanical 337

426 IndexRemote door unlock
With Tele Aid* 255
Removing
Ski sack* (Canada only) 237
Vehicle battery 361
Vehicle tool kit
(C 55 AMG only) 330
Vehicle tool kit
(except C 55 AMG) 329
Wheel 355
Wiper blades 352
Replacing
Backup lamp bulbs 351
Brake lamp bulbs 351
Bulbs 344
Fog lamp bulb, rear 351
Front lamp bulbs 345, 347
Fuses 369
High beam bulbs 348
High beam bulbs
(xenon-type* headlamps) 349
License plate lamp bulbs 351
Low beam bulbs 347
Parking lamp bulbs, front 348, 350Parking lamp bulbs, rear 351
Rear lamp bulbs 345, 351
Side marker lamp bulbs, front 350
Side marker lamp bulbs, rear 351
Standing lamp bulbs, front 348, 350
Standing lamp bulbs, rear 351
Tail lamp bulbs 351
Turn signal lamp bulbs,
front 348, 350
Turn signal lamp bulbs,
rear 351
Wiper blades 352
Reporting
Safety defects 18
Research Octane Number see RON
Reset button in the
instrument cluster 117, 132, 133
Resetting
All functions (control system) 132
All functions of a submenu 133
Fuel consumption 150
Maintenance service indicator 294
Trip odometer 119REST 402
Restraint system
Message in display 313
Restraint system see Infant and
child restraint systems
Reverse (manual transmission)
Shifting into 155
Rims 380
Roadside Assistance 12
RON 276, 402
Roof rack* 234
Rubber parts
Cleaning 300
S
Safety
Occupant 58
Safety belts see Seat belts
Safety defects
Reporting 18
Safety systems
Driving 77

428 Index
Individual vehicle settings 132
Instrument lighting 117
Interior lighting delayed shut-off 145
Key dependent memory 147
Lamps and lighting
(control system) 141
Language, multifunction display 136
Locator lighting 143
Lower speed in cruise control 233
Miles/kilometers in
speedometer 135
Minutes (clock) 138
Night security illumination 143
Parking position* for exterior
rear view mirrors 148
Radio station 198
Speed in cruise control 233
Speedometer display mode 135
Temperature (Interior) 177
Temperature indicator 135
Time display mode (Clock) 139
Units
Speedometer 135
Temperature 135Setting current speed 232
Setting the temperature 177
Settings
Convenience functions 146
Factory, SmartKey 89
Individual, SmartKey 147
Lighting (control system) 141
Menus and submenus 123
Resetting all (control system) 132
Resetting in the submenu 133
Selective, SmartKey 89
Settings menu
Functions in 132
Individual vehicle settings 132
Submenus 133
Shift lock 402
Shift program mode 121
Shifting
Gear selector lever 47, 156
Gear selector lever positions 160
Gearshift lever 46, 155
Into optimal gear range
(automatic transmission*) 158
Into reverse
(Manual transmission) 155Side impact air bags 64
Side marker lamps, front
Messages in display 323
Replacing bulbs 345
Side marker lamps, rear
Replacing bulbs 345
Side markers
Cleaning 297
Side windows
Automatic opening 224
Cleaning 298
Closing 223, 224, 225
Closing fully 224
Closing with SmartKey 225
Opening 223, 224, 225
Opening fully 224
Opening with SmartKey 225
Stopping 225
Synchronizing power windows 226
Simultaneous wiping and washing
Windshield wipers 52
Single CD mode selector 185
Single wipe 52