Mercedes-Benz A-Class Series Owner's Manual page 178

Display messages
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Coolant Stop car,
turn eng. off
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Possible causes/consequences and M Solutions
The coolant is too hot.
Pull over and stop the vehicle safely and switch off the engine,
X
paying attention to road and traffic conditions.
Make sure that the air supply to the engine radiator is not
X
blocked, e.g. by snow, slush or ice.
Wait until the display message disappears before restarting the
X
engine. Otherwise, there is a risk of engine damage.
Pay attention to the coolant temperature display.
X
If the temperature increases again, visit a qualified specialist
X
workshop immediately.
The poly-V-belt may have torn.
Pull over and stop the vehicle safely and switch off the engine,
X
paying attention to road and traffic conditions.
Open the bonnet.
X
Check whether the poly-V-belt is torn.
X
If the poly-V-belt is torn:
! do not continue driving. The engine could otherwise overheat.
Consult a qualified specialist workshop.
X
If the poly-V-belt is OK:
Wait until the display message disappears before restarting the
X
engine. Otherwise, there is a risk of engine damage.
Pay attention to the coolant temperature display.
X
Visit a qualified specialist workshop.
X
The fan motor is faulty.
If the coolant temperature is less than 120 †, you can continue
X
driving to the nearest qualified specialist workshop.
Avoid subjecting the engine to heavy loads, e.g. driving in moun-
X
tainous terrain, and stop-start driving.
Display messages
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