Warning/
indicator
lamp
N
N
Signal type
Possible causes/consequences and
M
M
Solutions
?
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 gauge is malfunctioning.
The coolant temperature is no longer being monitored. The engine could be dam-
aged if the coolant temperature is too high.
X
Stop the vehicle immediately, paying attention to road and traffic conditions,
and switch off the engine. Do not continue driving.
X
Secure the vehicle against rolling away (
Y
page 159).
X
Consult a qualified specialist workshop.
Warning and indicator lamps in the instrument cluster
279
On-bo
ard
computer
and
displays
Z
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