Volvo XC90: Climate control / Activating and deactivating max defroster
Max defroster is used to quickly remove condensation and ice from windows.
Max defroster deactivates automatic climate control and air recirculation, activates
the air conditioning, and changes blower speed to 5 and temperature to
HI.
NOTE
The volume increases when the blower speed is changed to 5.
When max defroster is deactivated, the climate system reverts to the previous
settings.
Activating and deactivating max defroster from the center console
A button in the center console offers quick access to the max defroster.

Button in center console.
- Tap the button.
- Max defroster is activated/deactivated and the button lights up/goes
out.
Activating and deactivating max defroster from the center display
Tap the symbol in the center
of the climate bar to open Climate view in the center display.
Tap Max.
- Max defroster is activated/deactivated and the button lights up/goes
out.
The climate system's recirculation function helps shut out smog, smoke, exhaust
fumes, etc. by reusing the air in the passenger compartment.
When the recirculation timer is activated, air recirculation will switch off
automatically after 20 minutes...
The heated rear window and door mirrors are used to quickly remove condensation
and ice from the glass.
Activating and deactivating the heated rear window and door mirrors from the
center console
A button in the center console offers quick access to the heated rear window
and door mirrors functions...
Other information:
The vehicle is divided into climate zones to make it possible to set different
temperatures for different parts of the passenger compartment.
2-zone climate system
Climate zones with 2-zone climate system.
In 2-zone climate systems, the passenger compartment temperature can be set separately
for the left and right sides of the vehicle...
Towing capacity and tongue weight are shown in the table.
CAUTION
The maximum trailer weights listed are only applicable for altitudes up
to 3280 ft (1,000 m) above sea level. With increasing altitude the engine power
and therefore the car's climbing ability are impaired because of the reduced air
density, so the maximum trailer weight has to be reduced accordingly...