Mercedes-Benz SLC 300 2019 Operator's Manual page 197

Display messages
?
Coolant Too Hot Coolant Too Hot
Stop Vehicle Turn Stop Vehicle Turn
Engine Off Engine Off
#
See Operator's Man‐ See Operator's Man‐
ual ual
Possible causes/consequences and M M Solutions
The coolant is too hot.
A warning tone also sounds.
G
WARNING
Do not drive when your engine is overheated. This can cause some
fluids which may have leaked into the engine compartment to catch
fire.
Steam from the overheated engine can also cause serious burns
which can occur just by opening the hood.
There is a risk of injury.
Pull over and stop the vehicle safely and switch off the engine,
X
paying attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Leave the vehicle and keep a safe distance from the vehicle until
X
the engine has cooled down.
Make sure that the air supply to the engine radiator is not
X
blocked, e.g. by snow, slush or ice.
Do not start the engine again until the display message goes out
X
and the coolant temperature gage is below the H marking
( page 168). Otherwise, the engine could be damaged.
Y
Pay attention to the coolant temperature gage, observing the
X
warning notes ( page 242).
Y
If the temperature increases again, visit a qualified specialist
X
workshop immediately.
Under normal operating conditions and at the correct coolant level,
the coolant temperature gage may rise to the H marking
( page 168).
Y
The battery is not being charged.
A warning tone also sounds.
Possible causes are:
a defective alternator
R
a torn poly-V-belt
R
a malfunction in the electronics
R
!
Do not drive any further. Otherwise the engine may overheat.
Pull over and stop the vehicle safely and switch off the engine,
X
paying attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Consult a qualified specialist workshop.
X
Display messages
page 134).
Y
page 134).
Y
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Z