Mercedes-Benz Mercedes-AMG GT4-door coupe, Owner'S Manual

Page: 442 / 489

Warning/indicator lamp
Possible causes/consequences and M M Solutions
#
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.
If the coolant temperature display is at the upper end of the temperature scale:
#
Exit the vehicle and keep a safe distance from it until the engine has cooled down.
#
Check the coolant level (
/
page 315).
#
Make sure that the air supply to the radiator is not obstructed.
#
Avoiding high loads on the engine, drive to the nearest qualified specialist workshop. In doing so, ensure that the
coolant temperature display remains below 120°C.
ÿ
Coolant warning lamp (yel‐
low)
* The yellow coolant warning lamp is lit while the engine is running.
Possible causes:
R
The temperature sensor is malfunctioning
R
The charge air, transmission oil or battery cooling is faulty
R
The radiator shutters are blocked or defective
#
Avoiding high loads on the engine, drive to the nearest qualified specialist workshop.
Display messages and warning/indicator lamps 439