Mercedes-Benz SLR McLaren. Operator's Manual.

Operation
Trunk
Windshield 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 approximately
7.4USqt(7l).
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
windshield washer solvent/antifreeze,
depending on ambient temperatures).
Always use washer solvent/antifreeze
where temperatures may fall below the
freezing point. Failure to do so could
result in damage to the washer
system/reservoir.
252
!
Only use washer fluid which is suitable
for plastic lenses. Improper washer
fluid can damage the plastic lenses of
the headlamps.
Warning! G
Washer solvent/antifreeze is highly flammable.
Do not spill washer solvent/antifreeze
on hot engine parts, because it may ignite
and burn. You could be seriously burned.
The washer fluid reservoir is located in the
trunk underneath the floor on the left hand
side.
1 Quick-release fasteners
2 Loop
Lift up the interior floor panel by
loop 2.
Turn the quick-release fasteners
counterclockwise 1 and remove the
cover.