Mercedes-Benz G 550 2020, Operator'S Manual

Page: 488 / 530

Warning/indicator lamp
Possible causes/consequences and M M Solutions
R
The coolant level is 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.
#
Before opening the hood, allow the engine to cool down.
#
In the event of a fire in the engine compartment, keep the hood closed and call the fire service.
#
Pull over and stop the vehicle safely and switch off the engine, paying attention to road and traffic conditions. Do
not continue driving under any circumstances.
#
Observe 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 (
/
page 356).
486 Display messages and warning/indicator lamps