BMW 740i SEDAN, Owner'S Manual

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Temperature gauge Service Interval Display
Blue
The engine is still cold. Drive at moder-
ate engine and vehicle speeds.
Red
When you switch on the ignition, the
warning lamp comes on briefly to con-
firm that the system is operational.
Lights up while driving, or the message
"COOLANT TEMPERATURE” appears
in the Check Control: the engine is
overheated. Switch the engine off im-
mediately and allow it to cool down.
380de007
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: Refer to
page
146 .
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
Maintenance is overdue.
380us008
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