2003 MERCEDES-BENZ C320 COUPE washer fluid

Contents
Air recirculation mode .................. 154
Charcoal filter .............................. 156
Rear window defroster ................. 156
Air conditioning ............................ 157
Residual heat and ventilation* ..... 158
Rear passenger compartment
adjustable air vents ...................... 158
Audio system ..................................... 159
Audio and telephone, operation ... 159
Operating safety ........................... 159
Operating and display elements ... 160
Button and soft key operation ...... 162
Operation ..................................... 162
Radio mode .................................. 165
Cassette mode ............................. 168
CD changer* operating mode ...... 172
Telephone* operation .................. 176
Power windows .................................. 182
Opening and closing the windows 182
Synchronizing power windows ..... 184
Panorama sliding/pop-up roof* ......... 185
Opening and closing the
sunshades for the panorama
sliding/pop-up roof ...................... 185
Opening and closing the panorama
sliding/pop-up roof ...................... 186Synchronizing the panorama
sliding / pop-up roof ..................... 188
Driving systems ................................. 189
Cruise control .............................. 189
Loading .............................................. 192
Roof rack* ................................... 192
Luggage cover ............................. 192
Split folding rear bench seat ......... 192
Loading instructions .................... 194
Useful features .................................. 195
Interior storage spaces ................ 195
Ashtrays ....................................... 198
Cigarette lighter ........................... 199
Telephone* ................................... 200
Tele Aid* ...................................... 201
Garage door opener ...................... 209
Operation ......................................... 213
The first 1000 miles (1500km) .......... 214
Driving instructions ........................... 215
Drive sensibly – save fuel ............. 215
Drinking and driving ..................... 215
Pedals .......................................... 215
Power assistance .......................... 216
Brakes........................................... 216Driving off .....................................217
Parking .........................................217
Tires ..............................................218
Hydroplaning ................................ 219
Tire traction ..................................219
Tire speed rating ...........................219
Winter driving instructions ............220
Standing water .............................221
Passenger compartment ...............221
Driving abroad ..............................221
Control and operation of radio
transmitter ....................................222
Catalytic converter .......................222
Emission control ...........................223
Coolant temperature ....................223
At the gas station ...............................224
Check regularly and before a
long trip ........................................225
Engine compartment .......................... 226
Hood .............................................226
Engine oil ......................................227
Transmission fluid level ................229
Coolant level .................................229
Battery ..........................................231
Windshield washer system and
headlamp cleaning system ...........232

Contents
Technical data................................. 305
Spare parts service ............................ 306
Warranty coverage ............................. 307
Loss of Service and Warranty
Information Booklet ..................... 307
Identification labels ........................... 308
Certification label ......................... 308
Vehicle Identification Number
(VIN) ............................................. 308
Identification labels and numbers 308
Layout of poly-V-belt drive ................. 309
C 230 Kompressor ....................... 309
C 320 ........................................... 309
Engine ................................................ 310
Rims and Tires ................................... 311
Same size tires ............................. 311
Mixed size tires ............................ 312
Spare wheel ................................. 313Electrical system ................................ 314
Main Dimensions ................................ 315
Weights .............................................. 316
Fuels, coolants, lubricants etc. .......... 317
Capacities ..................................... 317
Engine oils .................................... 319
Engine oil additives ....................... 319
Air conditioning refrigerant .......... 319
Brake fluid .................................... 319
Premium unleaded gasoline ......... 320
Fuel requirements ........................ 320
Gasoline additives ........................ 321
Coolants ...................................... 321
Windshield and headlamp
washer system ............................. 324
Consumer information ....................... 325
Uniform tire quality grading ......... 325
Technical terms ...............................327Index .................................................333

49 Getting started
Driving
Single wipe
Press switch briefly in the direction of
arrow1.
The windshield wipers wipe one time
without washer fluid.
Wiping with windshield washer fluid

Push switch in the direction of arrow1
past the resistance point.
The windshield wiper operates with
washer fluid.
iVehicles without rain sensor*: Fast
wiper speed III goes to setting II when
the vehicle is standing still.
Vehicles with rain sensor*: Intermittent
wiping interval dependent on wetness
of windshield. Wiping will not occur
with a door open.!Vehicles with rain sensor*: Do not
leave in intermittent setting when vehi-
cle is taken to an automatic car wash or
during windshield cleaning. Wipers will
operate in presence of water sprayed
on the windshield, and wipers may be
damaged as a result.
The switch should not be left in inter-
mittent setting as the wipers will wipe
the windshield once every time the en-
gine is started. Dust that accumulates
on the windshield might scratch the
glass when wiping occurs on a dry
windshield.
!If leaves, snow, etc. block the wind-
shield wipers, switch off the wipers.

For safety reasons, withdraw key
from starter switch. Remove block-
age.


Turn the windshield wipers on
again.
If windshield wipers fail to function at
all in switch positionI,


set the combination switch to the
next highest wiper speed.


have the windshield wipers
checked at the nearest authorized
Mercedes-Benz Center.

225 Operation
At the gas station
Check regularly and before a long trip
1Coolant level
More information on the coolant level
can be found in the “Operation” section
(
page 229).
2Brake fluid (fuse box cover removed)
More information on brake fluid can be
found in the “Technical data” section
(page 317).
Removing fuse box cover see page
(page 303).
3Windshield washer and headlamp
cleaning system
For more information on refilling the
reservoir, see the “Operation” section
(page 232).Engine oil level
More information on engine oil can be
found in the “Operation” section
(
page 227).
Opening hood see (
page 226).
Coolant
For normal replenishing, use water (pota-
ble water quality). More information on
coolant can be found in the“Operation”
section (
page 229).
Vehicle lighting
Check function and cleanliness. For more
information on replacing light bulbs, see
the “Practical hints” section (
page 280).
Exterior lamp switch (
page 96).
Tire inflation pressure
More information on tire inflation pressure
can be found in the “Operation” section
(
page 234).
iUse only premium unleaded gasoline
with a minimum Posted Octane Rating
of 91 (average of 96 RON / 86 MON).
Information on gasoline quality can
normally be found on the fuel pump.
More information on gasoline can be
found in the Factory Approved Service
Products pamphlet.iLeaving the engine running and the fuel
cap open can cause the
?
lamp to
illuminate.
More information can be found in the
“Practical hints” section (
page 250).

232 OperationEngine compartmentWindshield washer system and headlamp cleaning system
Fluid for the windshield washer system and
the headlamp cleaning system is supplied
from the windshield washer reservoir. It
has a capacity of

Vehicles without headlamp cleaning
system: approx. 3.2 US qt. (3 l).


Vehicles with headlamp cleaning sys-
tem: approx. 6.4 US qt. (6 l).
During all seasons, add MB Windshield
Washer Concentrate “S” to water. Premix
the windshield washer fluid in a suitable
container.

Refill the reservoir with MB Windshield
Washer Concentrate and water (or
commercially available premixed wind-
shield washer solvent / antifreeze, de-
pending on ambient temperatures).Always use washer solvent/antifreeze
where temperatures may fall below
freezing. Failure to do so could result in
damage to the washer system/reser-
voir.
More information can be found in the
“Technical data” (
page 324).1Washer fluid reservoir
Warning!
G
Washer solvent / antifreeze is highly flam-
mable. Do not spill washer
solvent / antifreeze on hot engine parts, be-
cause it may ignite. You could be seriously
burned.
!Only use washer fluid which is suitable
for plastic lenses. Improper washer flu-
id can damage the plastic lenses of the
headlamps.

270 Practical hintsWhat to do if …Display
Possible cause
Suggested solution
#
UNDERVOLTAGE
ENGINE ON!
The battery has insufficient voltage and
can no longer supply the convenience
functions such as seat heater*.
Start the engine (
page 44).
UNDERVOLTAGE
SWITCH CONSUMERS OFF!
The battery is malfunctioning.

Have the battery checked at a ser-
vice station.
G
VISIT WORKSHOP!
DISPLAY DEFECTIVE
The instrument cluster display is malfunc-
tioning.

Continue driving with added caution.

Visit an authorized Mercedes-Benz
Center as soon as possible.
±
VISIT WORKSHOP!
DISPLAY DEFECTIVE
Certain electronic systems are unable to
relay information to the control system.
The following systems may have failed:

Coolant temperature gauge


Tachometer


Cruise control display

Have the electronic systems checked
by an authorized Mercedes-Benz
Center (
page 250).
W
WASHER FLUID
CHECK LEVEL!
The fluid level has dropped to about
1/3 of
total reservoir capacity.

Add washer fluid (
page 232).

324 Technical dataFuels, coolants, lubricants etc.Windshield and headlamp washer system
Both the windshield and headlamp washer
systems are supplied from the windshield
washer fluid reservoir.
The washer fluid reservoir has a capacity of
approx.

6.4 US qt (6.0 l) in vehicles with head-
lamp cleaning system*


3.2 US qt (3.0 l) in vehicles without
headlamp cleaning system

Refill the reservoir with MB Windshield
Washer Concentrate and water (or con-
centrate and commercially available
premixed windshield washer sol-
vent/antifreeze, depending on ambient
temperatures).Windshield and headlamp washer fluid
mixing ratio
For temperatures above freezing use
MB Windshield Washer Concentrate “S”
and water:


1 part “S” to 100 parts water
[40 ml “S” to 1 gallon (4 liters) water]
For temperatures below freezing use
MB Windshield Washer Concentrate “S”
and commercially available premixed
windshield washer solvent/antifreeze:


1 part “S” to 100 parts solvent
[40 ml “S” to 1 gallon (4 liters) solvent].
Warning!
G
Washer solvent/antifreeze is highly flamma-
ble. Do not spill washer solvent/antifreeze
on hot engine parts, because it may burn.
You can be seriously burned.

341 Index
Gear selector lever
Cleaning 243
Position 135
Global
Locking 83
Unlocking 83
Global Positioning System (GPS) 329
Glove box 21, 195
Closing 195
Opening 195
Good visibility 138
GPS 329
GPS see COMAND* 207
H
Halogen-type
Front lamp bulbs 282
Hand-held transmitter
Programming integrated remote
control 210
Hands-free microphone 26
Hard plastic trim items
Cleaning 244
Hazard warning flasher 99
Switching off 99
Switching on 99Head restraints 90
Manual seats 33
Power seats* 35
Rear seats 36
Headlamp cleaning system 232
Headlamps
Automatic control 97
Bi-Xenon 327
Bi-Xenon type*
Replacing bulbs 283
Cleaning 242
Cleaning system 140, 232
Halogen-type
Replacing bulbs 282
Refilling washer fluid 232
Switching off 52
Switching on 47
Washer fluid 324
Washer system 324
Headliner
Cleaning 244
Heated seats 91
Height adjustment
Head restraints 33, 35, 37
Seat belts 43
Steering wheel 37High beam flasher 48, 99
High beam headlamps
Messages in display 265
Replacing bulbs 280, 282
Switching on 99
High beam headlamps xenon type
Replacing bulbs 283
High mounted brake lamp 281
Hood 226
Closing 227
Message in display 263
Opening 226
Hydroplaning see Aquaplaning 219
I
Identification labels 308
Certification label 308
Vehicle Identification Number (VIN)
308
Ignition 31
Switching on 45
Immobilizer 78
Activating 78
Deactivating 78
Infant and child restraint systems 65
Installing 69
LATCH child seat mounts 70