Mercedes-Benz Metris Operator's Manual page 280

278 Display messages and warning and indicator lamps
278
W W ar arning/indicat ning/indicator lamp or lamp
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Coolant warning lamp
Possible causes/conseq P ossible causes/consequences and uences and
During normal driving and if the coolant level is correct, the coolant
temperature display is permitted to rise to letter
*The red coolant warning lamp is on while the vehicle is on. A warning
tone also sounds.
The coolant temperature has exceeded the maximum value speci ed
below. The air supply to the radiator may be impaired or the coolant
level may be too low.
The engine has not been su ciently cooled and may be damaged.
& W W ARNING
ARNING Risk of burns when opening the hood
If you open the hood in the event of an overheated engine or re in
the engine compartment, the following situations may occur:
You may come into contact with hot gases.
R
You may come into contact with other escaping hot operating
R
uids.
Before opening the hood, allow the engine to cool down.
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In the event of a re in the engine compartment, keep the
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hood closed and call the re service.
Pay attention to the display messages.
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Stop the vehicle immediately in accordance with the tra c condi-
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tions and switch it o .
Secure the vehicle against rolling away.
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Exit the vehicle and keep a safe distance from it until the engine has
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cooled down.
Check the coolant level and add coolant, complying with the
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instructions ( page 178).
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If the coolant has to be topped up frequently, have the engine cool-
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ing system checked at a quali ed specialist workshop.
Ensure that the air supply to the radiator is not impaired, e.g. by a
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plastic bag that has been blown onto the grille.
Check the coolant temperature:
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In vehicles without steering-wheel buttons – via the display on the
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on-board computer (
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In vehicles with steering-wheel buttons – via the analog display on
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the instrument cluster
If the coolant temperature is below the maximum value speci ed
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below, continue driving to the nearest quali ed specialist workshop.
In doing so, avoid high engine loads, e.g. driving in mountainous ter-
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rain or stop-and-go driving.
During normal driving and if the coolant level is correct, the coolant
temperature display is permitted to rise to letter
M M Solutions Solutions
H or the red mark.
page 140).
H or the red mark.