Specifications

2004 VOLVO XC90
Operation
Press
to operate the Air Quality sensor (normal setting).
Or:
Select one of the following three functions by pressing
1, 2 or 3 times.
1. The AUT LED lights. The Air Quality sensor is now activated.
2. No LED lights. Recirculation is not activated unless needed to cool the passenger compartment in a warm climate.
3. The MAN LED lights. Recirculation is now activated.
Keep in mind the following:
Make it a rule to have the Air Quality sensor activated at all times.
Recirculation is limited in cold climates to avoid fogging.
If window fogging occurs, you should deactivate the Air Quality sensor.
If fogging occurs, use the defroster functions for the windshield, side windows and rear window. See page 49.
The filter should be changed at the intervals recommended in the maintenance schedule. However, if the vehicle is used
in a severely contaminated environment, it may be necessary to change the filter more frequently.
pg. 52 Climate control
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