Mercedes-Benz G-Class Owner's Manual page 475

472 Display messages and warning/indicator lamps
Warning/indicator lamp
Possible causes/consequences and
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.
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In the event of a fire in the engine compartment, keep the engine bonnet 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
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driving.
Note the messages on the multifunction display.
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If the coolant temperature display is at the lower end of the temperature scale:
Consult a qualified specialist workshop.
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or
Exit the vehicle and keep a safe distance from it until the engine has cooled down.
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Check the coolant level (
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Make sure that the air supply to the radiator is not obstructed.
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Avoiding high loads on the engine, drive to the nearest qualified specialist workshop. In doing so, ensure that the
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coolant temperature display remains below 120 °C.
M M Solutions
page 361).
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