Mercedes-Benz Metris Operator's Manual page 180

178 Maintenance and care
178
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ENVIRONMENT ENVIR ONMENTAL NO AL NOTE TE Environmental
damage caused by spilling oil when re ll-
ing
Damage is caused to the environment if spilled
oil enters the soil.
When re lling oil, make sure none is spil-
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led.
Example: engine oil ller opening
Observe the information regarding approved
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engine oil under "Operating uids and capaci-
ties" ( page 239).
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Unscrew and remove cap 1.
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Re ll engine oil.
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Place cap 1 on the ller opening and tighten.
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When doing so, make sure that the cap
engages correctly.
If present, check the oil level using the oil dip-
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stick ( page 177).
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In the case of vehicles without an oil dipstick,
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check the oil level with the on-board computer
a er the next journey (
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It is necessary to run the engine for an extended
period a er each oil re ll to correctly detect the oil
level. Fill level changes during oil re lls may not be
immediately visible. Depending on the driving pro-
le, the new oil level can only be displayed a er a
driving time of up to 60 minutes.
If necessary, only re ll the quantity of oil shown in
the instrument cluster display and check the oil
level again a er the next journey.
Checking/adding coolant Chec
& W W ARNING
If antifreeze comes into contact with hot com-
ponent parts in the engine compartment, it
may ignite.
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& W W ARNING
If you open the cap, you could be scalded.
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Check and add coolant only when the vehicle is
stationary and in a horizontal position and the
engine has cooled down. The coolant temperature
must be below 122°F (50°C).
& W W ARNING
Certain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of the exhaust system.
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page 175).
Coolant contains glycol and is therefore poison-
ous.
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* NO
If coolant gets on painted surfaces, the paint-
work can be damaged.
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king/adding coolant
ARNING ‑ Risk of re and injury from
antifreeze
Allow the engine to cool down before
adding antifreeze.
Make sure that no antifreeze spills out
next to the ller opening.
Thoroughly clean o any antifreeze from
component parts before starting the
vehicle.
ARNING Risk of scalding from hot cool-
ant
Let the motor cool down before opening
the cap.
When opening the cap, wear protective
gloves and safety glasses.
Open the cap slowly to release pressure.
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Allow the engine to cool down and only
touch component parts described in the
following.
Observe the information under "Operating u-
ids and capacities" ( page 241).
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NOTE TE Paintwork damage due to coolant
Add coolant carefully.
Remove spilled coolant.