Mercedes-Benz E-Class Owner's Manual page 313

Engine compartment
310
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 159).
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.
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
X
X
For further information on coolant, see
(
Y
Topping up the windscreen washer sys-
tem/headlamp cleaning system
page 159).
Y
X
X
page 159) in
Y
X
The washer fluid reservoir is used for both the
windscreen washer system and the headlamp
cleaning system.
Further information on windscreen washer
fluid/antifreeze (
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 376).
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.
page 377).
Y