Warning Lamp - Mercedes-Benz MY17 c-class Operator's Manual

Warning and indicator lamps in the instrument cluster
Warning/
N Signal type
indicator
Possible causes/consequences and M Solutions
lamp
8 N The yellow reserve fuel warning lamp flashes while the vehicle is in motion.
In addition, the ; Check Engine warning lamp may light up.
The fuel filler cap is not closed correctly or the fuel system is leaking.
Check that the fuel filler cap is correctly closed.
X
If the fuel filler cap is not correctly closed: close the fuel filler cap.
X
If the fuel filler cap is closed: visit a qualified specialist workshop.
X
? N The red coolant warning lamp lights up while the engine is running and the
coolant temperature gauge is at the start of the scale.
The temperature sensor for the coolant temperature gage is defective.
The coolant temperature is no longer being monitored. There is a risk of engine
damage if the coolant temperature is too high.
Pull over and stop the vehicle safely and switch off the engine, paying attention
X
to road and traffic conditions. Do not continue driving under any circumstances.
Secure the vehicle against rolling away (
X
Consult a qualified specialist workshop.
X
page 152).
Y
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Z