Mercedes-Benz SL Roadster 2012 Owner's Manual page 569

ASSYST PLUS
566
Park the vehicle on a level surface.
X
Only check the coolant level if the vehicle is
on a level surface and the engine has
cooled down.
Turn the key to position 2 in the ignition
X
lock ( page 155).
Y
On vehicles with KEYLESS-GO, press the
Start/Stop button twice (
Check the coolant temperature gauge in
X
the multifunction display.
The coolant temperature must be below
70 †.
Turn the key to position 0 (
X
the ignition lock.
Slowly turn cap ; half a turn anti-clock-
X
wise to allow excess pressure to escape.
Turn cap ; further anti-clockwise and
X
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 :.
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 627).
Y
Windscreen washer system and head-
lamp cleaning system
G WARNING
Certain components in the engine compart-
ment could be very hot, e.g. the engine, the
radiator and parts of the exhaust system.
There is a risk of injury when accessing the
engine compartment.
As far as possible, allow the engine to cool
down and only touch the following compo-
nents.
page 155).
Y
page 155) in
Y
Example
X
X
X
The washer fluid reservoir is used for both the
windscreen washer system and the headlamp
cleaning system.
If the washer fluid level drops below the rec-
ommended minimum of 1 litre, a message
appears in the multifunction display prompt-
ing you to top up the washer fluid
(
Y
Further information on windscreen washer
fluid/antifreeze (
The ASSYST PLUS service interval display
informs you of the next service due date.
Information on the type of service and service
intervals (see separate Service Booklet).
You can obtain further information from a
Mercedes-Benz Service Centre.
G WARNING
Windscreen washer concentrate is highly
flammable. If it comes into contact with hot
engine components or the exhaust system it
could ignite. There is a risk of fire and injury.
Make sure that no windscreen washer con-
centrate is spilled next to the filler neck.
To open: pull cap : upwards by the tab.
Top up with the premixed washer fluid.
To close: press cap : onto the filler neck
until it engages.
page 272).
page 628).
Y
ASSYST PLUS
Service messages