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366 Display messages and warning and indicator lamps
Warning/indicator
lamp
Power steering system
warning lamp
Engine
Warning/indicator
lamp
?
Coolant warning lamp
Possible causes/consequences and
& WARNING Risk of accident if steering capability is impaired
If the steering no longer functions as intended, the vehicle's operat‐
ing safety is jeopardized.
Consult a qualified specialist workshop.
#
Read the messages on the multifunction display.
#
Possible causes/consequences and
The red coolant warning lamp lights up while the engine is running.
Possible causes:
temperature sensor malfunctioning
R
coolant level too low
R
air supply to the engine radiator obstructed
R
engine radiator fan faulty
R
If a warning tone also sounds, the coolant has exceeded the tempera‐
ture of 248 °F (120 °C).
& 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.
Stop immediately in accordance with the traffic conditions and
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switch off the engine. Do not continue driving.
Observe the messages on the multifunction display.
#
If the coolant temperature display is at the lower end of the tempera‐
ture scale:
Consult a qualified specialist workshop.
#
Otherwise:
Leave the vehicle and keep a safe distance from the vehicle until the
#
engine has cooled down.
Check the coolant level(
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Ensure that the air supply to the engine radiator is not obstructed.
#
Without subjecting the engine to excessive strain, continue to the
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nearest qualified specialist workshop. Ensure that the coolant tem‐
perature display remains below 248 °F (120 °C).
M M
Solutions
M M
Solutions
page 268).
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