To avoid paint damage, you should
immediately remove:
R Grease and oil
R Fuel
R Coolant
R Brake fluid
R Bird droppings
R Insects
R Tree resins etc.
Frequent washing reduces and/or eliminates
the aggressiveness and potency of the above
adverse influences.
More frequent washings are necessary to
deal with unfavorable conditions:
R near the ocean
R in industrial areas (smoke, exhaust
emissions)
R during winter operation
You should check your vehicle from time to
time for stone chipping or other damage. Any
damage should be repaired as soon as
possible to prevent corrosion.
In doing so, do not neglect the underbody of
the vehicle. A prerequisite for a thorough
check is a washing of the underbody followed
by a thorough inspection. Damaged areas
need to be re-undercoated.
Your vehicle has been treated at the factory
with a wax-base rustproofing in the body
cavities which will last for the lifetime of the
vehicle. Post-production treatment is neither
necessary nor recommended by Mercedes-
Benz because of the possibility of
incompatibility between materials used in the
production process and others applied later.
We have selected vehicle-care products and
compiled recommendations which are
specially matched to our vehicles and which
always reflect the latest technology. You can
obtain Mercedes-Benz approved vehicle-care
products at an authorized Mercedes-Benz
Center.Scratches, corrosive deposits, corrosion or
damage due to negligent or incorrect care
cannot always be removed or repaired with
the vehicle-care products recommended
here. In such cases it is best to seek aid at an
authorized Mercedes-Benz Center.
The following topics deal with the cleaning
and care of your vehicle and give important
“how-to” information as well as references to
Mercedes-Benz approved vehicle-care
products.
Power washer
! Follow the instructions provided by the
power washer manufacturer on
maintaining a distance between the vehicle
and the nozzle of the power washer.
Never use a round nozzle to power-wash
tires. The intense jet of water can result in
damage to the tire.
Always replace a damaged tire.
Always keep the jet of water moving across
the surface. Do not aim directly at electrical
parts, electrical connectors, seals, or other
rubber parts.
i Vehicles with KEYLESS-GO:
If a door handle is hit by a strong jet of
water, and a SmartKey is within
approximately 3 ft (1 m) of the vehicle, it
could be inadvertently locked or unlocked.
Tar stains
Quickly remove tar stains before they dry and
become more difficult to remove. A tar
remover is recommended.
Paintwork, painted body components
! Affixing stickers, magnets, adhesive tape
or similar materials to painted body
components may damage the paintwork.
Mercedes-Benz approved Paint Care should
be applied when water drops on the paint
surface do not “bead up”. This should
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Light alloy wheels
If possible, clean wheels once a week.
XUse Mercedes-Benz approved Wheel Care,
a soft bristle brush and a strong spray of
water for cleaning the light alloy wheels.
! Only use acid-free cleaning materials.
Acid may cause corrosion or damage the
clear coat.
! The vehicle should not be parked for an
extended period of time immediately after
it has been cleaned. This applies especially
after the wheel rims have been cleaned
with wheel rim cleaner. Wheel rim cleaners
can lead to increased corrosion of the
brake disks and brake pads. Non-approved
wheel cleaners may also damage the wheel
paint if the vehicle is not driven after
cleaning.
Therefore, the vehicle’s brake system
should always be warmed-up before it is
parked after cleaning. Drive your vehicle for
several minutes to allow the brakes to dry.
When applying Mercedes-Benz approved
Tire Care and Mercedes-Benz approved
Wheel Care products, take care not to
spray them on the brake disks.
Plastic and rubber parts
XUse a gentle dishwashing detergent or mild
detergent for delicate fabrics as a washing
solution.XWipe with a cloth moistened in a lukewarm
solution.
The surface may temporarily change color.
If this is the case, wait for it to dry.GWarning!
Do not use cleaners or cockpit care sprays
containing solvents to clean the cockpit or the
steering wheel. Cleaners containing solvents
will make the surface porous and vehicle
occupants could suffer serious injuries from
plastic parts coming loose in the event of air
bag deployment.
! Do not use oil, wax or scouring agents.
Otherwise you may scratch or damage the
surface.
Hard plastic trim items XUse Mercedes-Benz approved Interior Care
on a soft, lint-free cloth and apply with light
pressure.
Audio or COMAND display
! You must switch off the audio or
COMAND display and allow it to cool prior
to cleaning.
! Do not use any liquids or cleaning agents.
These can damage or even destroy the
audio or COMAND display screen.
XUse a standard microfiber cloth and apply
with light pressure.
Steering wheel and gear selector lever
XWipe with a damp cloth and dry thoroughly
or clean with Mercedes-Benz approved
Leather Care.
Carpets
XUse Mercedes-Benz approved Carpet and
Fabric Care for cleaning the carpets.
Headliner and shelf below rear window
XUse a soft bristle brush or a dry-shampoo
cleaner in case of excessive dirt.
Seat belts
XOnly use clear, lukewarm water and soap.
! The seat belts must not be treated with
chemical cleaning agents. Do not dry the
seat belts at temperatures above 176‡
(80†) or in direct sunlight.
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Display messagesPossible causes/consequences and M Solutions4Check
Engine
Oil At
Next
RefuelingThe engine oil has dropped to a critical level.XCheck the engine oil level ( Y page 225) and add engine oil
as required ( Y page 226).XIf you must add engine oil frequently, have the engine
checked for possible leaks.If the message Check Engine Oil At Next
Refueling appears while the engine is
running and at operating temperature, the
engine oil level has dropped to approximately
the minimum level.
The message will be stored in the vehicle
status message memory after you have
cleared it from the multifunction display.
Visually check for oil leaks. If there are no
obvious oil leaks, drive to the nearest service
station to refill your engine oil to the required
level.For information on approved engine oils
contact an authorized Mercedes-Benz Center
or visit www.mbusa.com (USA only).
! 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.Display messagesPossible causes/consequences and M Solutions8Fuel
Level LowThe fuel level has dropped below the reserve mark.XRefuel at the next gas station.8Gas Cap
LooseA loss of pressure has been detected in the fuel system. The
fuel cap may not be closed properly or the fuel system may
be leaking.XCheck the fuel cap ( Y page 222).XIf it is not closed properly: Close the fuel cap.XIf it is closed properly: Have the fuel system checked at
an authorized Mercedes-Benz Center.Vehicle status messages in the multifunction display291Practical hints204_AKB; 5; 23, en-USd2ureepe,Version: 2.11.8.12009-07-16T17:54:06+02:00 - Seite 291Z
GObserve Safety notes, see page 313.
ROnly use 12-volt bulbs of the same type and
with the specified watt rating.
RSwitch the lights off before changing a bulb
to prevent short circuits.
RAlways use a clean lint-free cloth when
handling bulbs.
RYour hands should be dry and free of oil and
grease.
RIf the newly installed bulb does not come
on, contact an authorized Mercedes-Benz
Center.
iMercedes-Benz recommends using
Longlife (LL) bulbs.
Replacing bulbs for front lamps
XSwitch off the ignition.XTurn the exterior lamp switch to position
$.
XOpen the hood (Y page 224).GWarning!
Do not remove the cover for the Bi-Xenon
headlamp. Because of high voltage in Xenon
lamps, it is dangerous to replace the bulb or
repair the lamp and its components. It is
recommended to have such work done by a
qualified technician.
Low-beam bulb (halogen headlamps
only)
XTurn housing cover : counterclockwise
and remove it.
XPull electric plug ; off the bulb ?.XRemove wire clip = from bulb holder by
pushing down and release from arrestor
hook.
XPull bulb ? at its socket out of bulb holder.XInsert the new bulb so that its socket
locates in the recess of bulb holder and is
level to it.
XFold wire clip = back and press it down on
bulb holder to engage it in the arrestor
hook.
XConnect electric plug ; on bulb ?.XAlign housing cover and turn it clockwise.
Front turn signal lamp bulb
XTurn bulb socket = with handle ;
counterclockwise and remove it.
XPull bulb out of bulb socket =.XGently press the new bulb into bulb socket
= until the bulb engages.
XPlace bulb socket = back into the housing.
Handle ; must be in a horizontal line and
mark : must be on the upper part (driver’s
side headlamp) or lower part (passenger-
side headlamp).
XTurn bulb socket = clockwise until it
engages.
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XPlace jack = on firm ground.XPosition jack = under take-up
bracket ; so that it is always vertical as
seen from the side, even if the vehicle is
parked on an incline.
XTurn crank ? clockwise until jack = is
fully seated in take-up bracket ; and the
jack base evenly meets the ground.
XJack up the vehicle until the wheel is a
maximum of 1.2 in (3 cm) from the ground.
Removing the wheel
XUnscrew and remove the wheel bolts.
! Do not place wheel bolts in sand or dirt.
This could result in damage to the wheel
bolts and wheel hub threads.
XRemove the wheel.Attaching the spare wheelGWarning!
Always replace wheel bolts that are damaged
or rusted.
Never apply oil or grease to wheel bolts.
Damaged wheel hub threads should be
repaired immediately. Do not continue to
drive under these circumstances! Contact an
authorized Mercedes-Benz Center or call
Roadside Assistance.
Incorrect wheel bolts or improperly tightened
wheel bolts can cause the wheel to come off.
This could cause an accident. Make sure to
use the correct wheel bolts.
GWarning!
Only use genuine Mercedes-Benz wheel bolts.
Other wheel bolts may come loose.
Do not tighten the wheel bolts when the
vehicle is raised. Otherwise the vehicle could
fall off the jack.
XClean contact surfaces of wheel and wheel
hub.
! To avoid paint damage, place wheel flat
against hub and hold it there while
installing first wheel bolt.
XGuide the spare wheel onto the wheel hub
and push it on.
XInsert the wheel bolts and tighten them
slightly.
320Flat tirePractical hints
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ModelCapacityFuels, coolants,
lubricants, etc.Engine with
oil filterC 250 64
C 250 Sport 64
C 300
C 300 Sport 65
C 3508.5 US qt (8.0 l)Approved engine
oilsC 250 4MATIC 64
C 250 4MATIC Sport 64
C 300 4MATIC
C 300 4MATIC Sport 65
C 350 4MATIC 647.4 US qt (7.0 l)C 63 AMG669.0 US qt (8.5 l)Manual
transmissionC 250 64
C 250 Sport 641.3 US qt (1.2 l)MB Manual
Transmission OilC 300
C 300 Sport 651.6 US qt (1.5 l)Automatic
transmissionC 250 64
C 250 Sport 649.0 US qt (8.5 l)MB Automatic
Transmission FluidC 250 4MATIC 64
C 250 4MATIC Sport 6410.3 US qt (9.7 l)C 300
C 300 Sport 65
C 350 64
C 350 Sport 659.5 US qt (9.0 l)C 300 4MATIC
C 300 4MATIC Sport 65
C 350 4MATIC 6410.5 US qt (9.9 l)C 63 AMG679.6 US qt (9.1 l)64
Canada only.
65 USA only.
66 Engine with oil cooler.
67 Automatic transmission with oil cooler.350Fuels, coolants, lubricants, etc.Technical data
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ModelCapacityFuels, coolants,
lubricants, etc.Front axleC 250 4MATIC 64
C 250 4MATIC Sport 640.63 US qt (0.6 l)Hypoid gear oil
(SAE 85W-90)C 300 4MATIC
C 300 4MATIC Sport 65
C 350 4MATIC 641.2 US qt (1.1 l)Rear axleC 25064
C 250 Sport 641.1 US qt (1.0 l)Hypoid gear oil
(SAE 85W-90)C 250 4MATIC 64
C 250 4MATIC Sport 64
C 300
C 300 Sport 65
C 300 4MATIC
C 300 4MATIC Sport 65
C 350 64
C 350 Sport 65
C 350 4MATIC 641.2 US qt (1.1 l)C 63 AMG1.3 US qt (1.2 l)Fuchs Titan
EG 5010 DPower
steeringAll modelsapprox. 0.9 US qt (0.8 l)MB Power Steering
Fluid (Chevron
Texaco PSF 9109)Brake systemAll models0.53 US qt (0.5 l)MB Brake Fluid
(DOT 4+)Cooling
systemAll models,
except C 63 AMGapprox. 5.1 US qt (4.8 l)MB 325.0
Anticorrosion/
AntifreezeC 63 AMGapprox. 12.4 US qt (11.7 l)64 Canada only.
65 USA only.Fuels, coolants, lubricants, etc.351Technical data204_AKB; 5; 23, en-USd2ureepe,Version: 2.11.8.12009-07-16T17:54:06+02:00 - Seite 351Z
ModelCapacityFuels, coolants,
lubricants, etc.Fuel tankAll models17.4 US gal (66.0 l)Premium unleaded
gasoline (Minimum
Posted Octane 91
[Avg. of
96 RON/86 MON])
C 300, all models
(with automatic
transmission):
Flexible Fuel
Vehicles (identified
by a label reading
Premium
gasoline or E85
only! on the fuel
filler flap).
Alternative fuel:
Ethanol fuel (E85)Fuel tank
reserveAll models,
except C 63 AMGapprox. 2.1 US gal (8.0 l)C 63 AMGapprox. 3.7 US gal (14.0 l)Air
conditioning
systemAll models—R134a refrigerant
and special
PAG lubricant oil
(never R 12)Washer
systemC 250 64
C 250 Sport 64
C 250 4MATIC 64
C 250 4MATIC Sport 644.2 US qt (4.0 l)MB Windshield
Washer
Concentrate 68
( Y page 358)
Washer fluid mixing
ratio ( Y page 358)C 300
C 300 Sport 65
C 350
C 350 Sport 653.7 US qt (3.5 l)Washer
system and
headlamp
cleaning
systemC 300 4MATIC
C 300 4MATIC Sport 65
C 350 4MATIC 64
C 63 AMG6.3 US qt (6.0 l)64 Canada only.
68 Mixed with water or commercially available premixed washer solvent/antifreeze.
65 USA only.352Fuels, coolants, lubricants, etc.Technical data
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