Owners Manual

Specifications for Service Products can be
called up by visiting http://
www.mbusa.com (USA only). More
information about tested and approved
engine oils and oil filters is available from
any authorized Mercedes-Benz Center.
Damage
to the engine or exhaust system is
caused by the following:
R
using engine oils and oil filters which
have not been specifically approved for
the service system.
R
replacing the engine oil or oil filter after
the replacement interval required by the
service system has elapsed
R
using engine oil additives.
!
Do not add too much oil. If the oil level is
above the "max" mark on the dipstick, too
much oil has been added. This can lead to
damage to the engine or the catalytic
converter. Have excess oil siphoned off.
Example: engine oil cap
X
Turn cap :
counterclockwise and remove
it.
X
Add engine oil.
Vehicles with oil level measurement
function
in the on-board computer: observe
the information in the on-board computer
when doing so. Vehicles with oil dipstick: if
the oil level is at or below the MIN mark on
the oil dipstick,
add 0.55 to 1.1 US qt (0.5 to 1.0 l) engine
oil.
X
Replace cap : on the filler neck and turn
clockwise.
Ensure that the cap locks into place
securely.
X
Check the oil level again with the oil
dipstick (Y page 409) or the on-board
computer (Y page 410).
Further information on engine oil
(Y page 478).
Checking and adding other service
products
Checking the coolant level
Only check the coolant level when the vehicle
is
on a level surface and the engine has cooled
down.
X
Turn the SmartKey to position
2 (Y page 267) in the ignition lock.
On vehicles with KEYLESS-GO, press the
Start/Stop button twice (Y page 267).
X
Check the coolant temperature display in
the instrument cluster.
The coolant temperature must be below
158 ‡
(70 †).
G
WARNING
In order to avoid any potentially serious burns:
R
use extreme caution when opening the
hood if there are any signs of steam or
coolant
leaking from the cooling system, or
if the coolant temperature display indicates
that the coolant is overheated.
R
do not remove the pressure cap on the
coolant reservoir if the coolant temperature
is above 158 ‡ (70 †). Allow the engine to
cool down before removing the cap. The
coolant reservoir contains hot fluid and is
under pressure.
R
using a rag, slowly turn the cap
approximately
1
/
2
turn to relieve excess
pressure. If opened immediately, scalding
Engine compartment
411
Maintenance and care
Z