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Warning/indicator lamp
Possible causes/consequences and
The coolant level is too low
R
The air supply to the radiator is obstructed
R
The radiator fan is faulty
R
If there is an additional warning tone, the coolant temperature has exceeded 120 °C.
& WARNING Danger of burns when opening the bonnet
If you open the engine bonnet when the engine has overheated or during a fire in the engine compartment, you
could come into contact with hot gases or other escaping operating fluids.
Before opening the bonnet, allow the engine to cool down.
#
In the event of a fire in the engine compartment, keep the engine bonnet closed and call the fire service.
#
Stop the vehicle immediately in accordance with the traffic conditions and switch off the engine. Do not continue
#
driving.
Note the messages on the multifunction display.
#
If the coolant temperature display is at the lower end of the temperature scale:
Consult a qualified specialist workshop.
#
or
Exit the vehicle and keep a safe distance from it until the engine has cooled down.
#
Check the coolant level (
#
M M
Solutions
page 300).
/
Display messages and warning/indicator lamps 423
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