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Display messages
?
Coolant Too Hot: Stop
Vehicle Switch Engine
Off
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Display messages and warning and indicator lamps 253
Possible causes/consequences and
* A warning tone also sounds. The coolant is too hot.
& WARNING Risk of burns when opening the hood
If you open the hood when the engine has overheated or when
there is a fire in the engine compartment, the following situa‐
tions may occur:
You could come into contact with hot gases.
R
You could come into contact with other hot, escaping oper‐
R
ating fluids.
Before opening the hood, allow the overheated engine to
#
cool down.
In the event of a fire in the engine compartment, keep the
#
hood closed and call the fire service.
& WARNING Risk of scalding from hot coolant
If you open the cap, you could be scalded.
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.
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Stop immediately in accordance with the traffic conditions and
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switch off the engine.
Monitor the coolant temperature display ? on the instrument
#
cluster.
Wait until the engine has cooled down.
#
Ensure that the air supply to the radiator is not obstructed.
#
Avoiding high engine loads, drive on to the nearest qualified spe‐
#
cialist workshop. In doing so, ensure that the coolant tempera‐
ture display remains below the red marking.
* The fan motor is defective.
Vehicles without steering-wheel buttons:
Check the coolant temperature (
#
Vehicles with steering-wheel buttons:
Check the coolant temperature display ? on the instrument
#
cluster.
If the coolant temperature is below the maximum value specified
below, you can continue driving to the nearest qualified specialist
workshop.
Avoid high engine loads, e.g. driving on hilly roads 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 H.
M M
Solutions
page 142).
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