X
Turn cap
:
further anti-clockwise and
remove it.
If the coolant is at the level of marker bar
=
in the filler neck when cold, there is enough
coolant in coolant expansion tank
;
.
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
;
.
X
If necessary, top up with coolant that has
been tested and approved by Mercedes-Benz.
X
Replace cap
:
and turn it clockwise as far as
it will go.
Further information on coolant (
Y
page 376).
Topping up the windscreen washer sys-
tem
X
To open: pull cap
:
upwards by the tab and
open.
X
Top up with the premixed washer fluid.
X
To close: press cap
:
onto the filler neck
until it engages.
If the washer fluid level drops below the recom-
mended minimum of 1 litre, a message appears
in the multifunction display prompting you to
top up the washer fluid (
Y
page 283).
Further information on windscreen washer
fluid/antifreeze (
Y
page 377).
ASSYST PLUS
Service message
The ASSYST PLUS service interval display
informs you of the next service due date.
Information on the type of service and service
intervals (see the separate Service Booklet).
You can obtain further information from a
Mercedes-Benz Service Centre.
i
The ASSYST PLUS service interval display
does not show any information on the engine
oil level. Observe the notes on the engine oil
level (
Y
page 323).
The multifunction display shows a service mes-
sage for a few seconds, e.g.:
R
Service A in XX days
Service A in XX days
R
Service A due
Service A due
R
Service A overdue by XX days
Service A overdue by XX days
Depending on the operating conditions of the
vehicle, the remaining time or distance until the
next service due date is displayed.
The letter indicates which service is due.
AA
stands for a minor service and
BB
for a major ser-
vice. A number or another letter may be dis-
played after the letter.
Only for certain countries: the position after the
letter
AA
or
BB
indicates any necessary additional
maintenance work. If you notify a qualified spe-
cialist workshop of this display, you will receive
a statement on the associated costs.
The ASSYST PLUS service interval display does
not take into account any periods of time during
which the battery is disconnected.
Maintaining the time-dependent service sched-
ule:
X
Note down the service due date displayed in
the multifunction display before disconnect-
ing the battery.
or
X
After reconnecting the battery, subtract the
battery disconnection periods from the ser-
vice date shown on the display.
Hiding service messages
X
Press the
a
or
%
button on the steering
wheel.
Displaying service messages
X
Switch the ignition on.
X
Use
ò
on the steering wheel to call up the
list of menus.
ASSYST PLUS
325
Maintenance
and
care
Z
