Checking and adding other service products, Coolant, Maintenance and care – Mercedes-Benz CLS-Class 2012 Owners Manual User Manual
Page 284: Engine compartment

Adding engine oil
H
Environmental note
When adding oil, take care not to spill any. If
oil enters the soil or waterways, it is harmful
to the environment.
G
WARNING
If engine oil comes into contact with hot
engine parts, it may ignite and you could burn
yourself. Do not spill any engine oil on hot
engine parts.
!
Use only engine oils and oil filters that
have been approved for vehicles equipped
with a service system. A list of the engine
oils and oil filters tested and approved in
accordance with the Mercedes-Benz
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.
Example: engine oil cap
X
Turn cap : counter-clockwise and remove
it.
X
Add the amount of oil required.
Fill carefully to the maximum mark on the oil
dipstick.
i
Depending on the engine, the difference
in quantity between the MIN mark and the
MAX mark on the dipstick is approximately
1.6 to 2.1 US qt (1.5 to 2 l).
!
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.
For further information on engine oil, see
(
X
Replace cap : on the filler neck and
tighten clockwise.
Ensure that the cap locks into place
securely.
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 (
page 132) in the ignition lock.
On vehicles with KEYLESS-GO, press the
Start/Stop button twice (
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
282
Engine compartment
Maintenance and care