Controls and features -> Coolant temperature gage for your BMW X5 2000-2006

Coolant temperature gage  
Service Interval Display 79n  
Between blue and red zones  
Normal operating range. The dial may  
wander up to the red field.  
Blue  
The range of available displays varies  
according to your individual vehicle's  
equipment.  
The engine is still cold. Drive at moder-  
ate engine and vehicle speeds.  
Green lamps  
Red  
The number of illuminated lamps  
decreases as the time for your next  
maintenance visit approaches.  
When you switch on the ignition, the  
warning lamp* comes on briefly to con-  
firm that the system is operational.  
If the warning lamp lights up during  
driving or the message COOLANT  
TEMPERATURE appears in the Check  
Control: the engine is overheated.  
Switch off the engine immediately and  
allow it to cool down.  
Yellow lamp  
This field appears together with  
OILSERVICE or INSPECTION.  
Maintenance is due. Please contact  
your BMW Sports Activity Vehicle cen-  
ter for an appointment.  
Checking coolant level, refer to  
page 152.  
Red lamp  
The maintenance deadline has been  
passed.