Mercedes-Benz 2009 SLK-Class Operator's Manual page 230

Operation
Engine compartment
X
Using a rag, turn cap slowly approxi-
2
1
mately / counterclockwise to release any
2
excess pressure.
X
Continue turning cap counterclockwise
2
and remove it.
The coolant level is correct if the level
for cold coolant: reaches marking bar
R
in expansion tank
3 1
for warm coolant: is approximately 0.6 in
R
(1.5 cm) higher
X
Add coolant as required.
X
Replace and tighten cap 2.
For more information on coolant, see the
"Technical data" section ( Y page 356).
228
Washer system and headlamp clean-
ing system
G Warning!
Washer solvent/antifreeze is highly flam-
mable. Do not spill washer solvent/anti-
freeze on hot engine parts, because it may
ignite and burn. You could be seriously
burned.
! Always use washer solvent/antifreeze
where temperatures may fall below freez-
ing point. Failure to do so could result in
damage to the washer system/fluid reser-
voir.
! Only use washer fluid which is suitable for
plastic lenses. Improper washer fluid can
damage the plastic lenses of the head-
lamps.
! Do not use distilled or de-ionized water in
the washer fluid reservoir. Otherwise, the
washer fluid level sensor could be dam-
aged.
SLK 350 (example illustration)
Cap for washer fluid reservoir
1
Fluid for the washer system and the headlamp
cleaning system is supplied from the washer
fluid reservoir.
During all seasons, add MB Windshield
Washer Concentrate "MB SummerFit" to
water. Premix the washer fluid in a suitable
container.
X
Opening washer fluid reservoir: Pull tab
of cap upwards.
1
X
Refill the washer fluid reservoir with MB
Windshield Washer Concentrate "MB Sum-
merFit" and water (or commercially availa-
ble premixed washer solvent/antifreeze,