Maintenance - Mercedes-Benz E-Class Coupe Owner's Manual

Maintenance

284
If the coolant level is approximately 1.5 cm
above marker bar = in the filler neck when
warm, there is enough coolant in coolant
expansion tank ;.
If necessary, top up with coolant that has
X
been tested and approved by Mercedes-
Benz.
Replace cap : and turn it clockwise as far
X
as it will go.
For further information on coolant, see
( page 337).
Y
Windscreen washer system and head-
lamp cleaning system
The washer fluid reservoir is used for both the
windscreen washer system and the headlamp
cleaning system.
i
Components and service products must
be matched. Mercedes-Benz recommends
that you use products tested and approved
by Mercedes-Benz. They are listed in this
Mercedes-Benz Owner's Manual in the
appropriate section.
You can identify service products approved
by Mercedes-Benz by the following inscrip-
tions on the container:
MB-Freigabe (e.g. MB-Freigabe 371.0)
R
MB-Approval (e.g. MB-Approval 371.0)
R
Other labels and recommendations that
make reference to quality level or a speci-
fication according to an MB Sheet no. (e.g.
MB 371.0) are not necessarily approved by
Mercedes-Benz.
You can obtain further information from
any Mercedes-Benz Service Centre.
G
WARNING
Windscreen washer fluid is highly flammable.
Fire, naked flames and smoking are prohibi-
ted when handling washer fluid concentrate.
! Only use washer fluid concentrate which
is suitable for plastic lamp lenses. Unsuit-
able washer fluid concentrate could dam-
age the plastic lamp lenses of the head-
lamps.
! Do not use distilled or de-ionised water in
the washer fluid reservoir. Otherwise, the
level sensor may be damaged.
i
Add windscreen washer concentrate, e.g.
MB SummerFit, to the washer fluid all year
round.
Example: washer fluid reservoir
Mix the windscreen washer fluid in a con-
X
tainer beforehand.
At temperatures above freezing: fill the
X
washer fluid reservoir with a mix of water
and windscreen washer concentrate (e.g.
MB SummerFit).
At temperatures below freezing: fill the
X
washer fluid reservoir with a mix of water
and windscreen washer concentrate (e.g.
MB WinterFit). Adapt the mixing ratio to the
outside temperatures.
To open: pull cap : upwards by the tab.
X
Top up with the premixed washer fluid.
X
To close: press cap : onto the filler neck
X
until it engages.
Maintenance
ASSYST PLUS service interval display
Service messages
Information on the type of service and service
intervals (see separate Service Booklet).