Engine
Warning/indicator lamp
Possible causes/consequences and M
M Solutions
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Coolant warning lamp
The red coolant warning lamp is lit while the engine is running.
*Possible causes:
R
The temperature sensor is malfunctioning
R
Coolant level too low
R
The air supply to the radiator is obstructed
R
The radiator fan is faulty
If there is an additional warning tone, the coolant temperature has exceeded the maximum permissible temperature.
&
WARNING Danger of burns when opening the hood
If you open the hood 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.
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Before opening the hood, allow the engine to cool down.
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In the event of a fire in the engine compartment, keep the hood closed and call the fire service.
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Stop the vehicle immediately in accordance with the traffic conditions and switch off the engine. Do not continue
driving under any circumstances.
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Note the messages on the multifunction display.
If the coolant temperature display is at the lower end of the temperature scale:
Display messages and warning/indicator lamps
625
