Mercedes-Benz Metris Operator's Manual page 181

Regularly check the engine cooling system and the
heating system for leaks. If there is a loss of cool-
ant, have the cause determined and recti ed in a
quali ed specialist workshop without delay.
Example: cap and coolant expansion reservoir
Checking t Chec king the coolant lev he coolant level el
Slowly turn cap 1 of the coolant expansion
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reservoir 2 half a turn counter-clockwise and
allow overpressure to escape.
Turn cap 1 further and remove it.
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The coolant level is correct in the following cases:
Up to marker bar 3 when the engine is cold
R
If the engine is warm, up to 0.6 in (1.5 cm)
R
over marker bar 3
A A dding coolant dding coolant
Only use coolant approved for Mercedes-Benz to
avoid damaging the engine cooling system.
Refer to the information on coolant
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( / page 241).
Re ll the coolant up to marker bar
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ller opening of the coolant expansion reser-
voir 2.
Replace cap 1 and tighten in a clockwise
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direction.
Start the engine.
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Set the temperature in the vehicle interior to
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the maximum output on the control panel of
the climate control.
A er about ve minutes, switch o the engine
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again and allow it to cool down.
Check the coolant level again and add coolant
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if necessary.
F F illing up t illing up the windshield w he windshield washer syst
& W W ARNING
ARNING Risk of re and injury from
windshield washer concentrate
Windshield washer concentrate is highly am-
mable.
Avoid re, open ames, smoking and the
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creation of sparks when using windshield
washer concentrate.
& W W ARNING
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Certain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of the exhaust system.
Allow the engine to cool down and only
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touch component parts described in the
following.
* N N O O TE TE Damage to the exterior lighting due
to unsuitable windshield washer uid
Unsuitable windshield washer uid may dam-
age the plastic surface of the exterior lighting.
Only use windshield washer uids that
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are also suitable for use on plastic surfa-
ces, e.g. MB SummerFit or MB WinterFit.
A A dding w dding washer asher uid
3 in the
Washer uid reservoir (example)
Observe the notes on windshield washer uid
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( page 241).
/
Pull cap
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Add washer uid.
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Maintenance and care 179
asher system em
uid
1 upwards by the tab.
179