Warning Lamp - Mercedes-Benz M-Class Operator's Manual

Warning and indicator lamps in the instrument cluster
Problem
8
The yellow reserve fuel
warning lamp lights up
while the engine is
running.
?
The red coolant
warning lamp lights up
while the engine is
running and the coolant
temperature gauge is
at the start of the scale.
Possible causes/consequences and M Solutions
The fuel level has dropped into the reserve range.
Refuel at the nearest gas station.
X
The temperature sensor for the coolant temperature gauge 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,
X
paying attention to road and traffic conditions. Do not continue
driving under any circumstances.
Apply the electric parking brake.
X
Consult a qualified specialist workshop.
X
I n f o r ma t i o n P r o v i d e d b y :
277
Z