Mercedes-Benz E-Class 2011 Owner's Manual page 327

Engine compartment
324
Replace cap : on the filler neck and turn
X
clockwise.
Make sure that the cap locks into place
securely.
Check the oil level again with the oil dip-
X
stick ( page 323).
Y
Further information on engine oil
( page 388).
Y
Checking and adding other service
products
Checking the coolant level
G
WARNING
The cooling system is pressurised. Therefore,
only unscrew the cap once the engine has
cooled down. The coolant temperature gauge
must display less than 70 † . Otherwise, you
could be scalded if hot coolant escapes.
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 display in
X
the instrument cluster.
The coolant temperature must be below
70 †.
Turn the key to position 0(
X
the ignition lock.
X
X
X
X
For further information on coolant, see
(
Y
Topping up the windscreen washer sys-
tem/headlamp cleaning system
page 155).
Y
X
X
X
page 155) in
Y
Slowly turn cap : half a turn anti-clock-
wise to allow excess pressure to escape.
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 ;.
If necessary, top up with coolant that has
been tested and approved by Mercedes-
Benz.
Replace cap : and turn it clockwise as far
as it will go.
page 390).
G WARNING
Windscreen washer fluid/antifreeze is highly
flammable. Avoid spilling windscreen washer
fluid/antifreeze on hot engine components as
it can ignite and burn. Severe burns could be
the result.
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.