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Coolant temperature gauge Service Interval Display
Blue
The engine is still cold. Drive at moder-
ate engine and vehicle speeds.
Red
If the warning lamp comes on or the
message "COOLANT TEMPERATURE"
is displayed in the Check Control:
The engine is overheated. Shut off the
engine immediately and allow it to cool
down.
39mde026
Between the blue and red zones
Normal operating range. It is not un-
usual for the needle to rise as far as the
edge of the red zone in response to
high outside temperatures or severe
operating conditions.
Checking coolant level: page 129.
Green lamps
The number of illuminated lamps de-
creases as the time for your next main-
tenance visit approaches.
Yellow lamp
This field appears together with
OILSERVICE or INSPECTION.
Maintenance is due. Please contact
your BMW center for an appointment.
Red lamp
The maintenance deadline has been
passed.
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