Activating and deactivating max defroster from the center console
A button in the center console offers quick access to the max defroster.
On vehicles with heated windshields*, the max defroster can only be activated separately from Climate view in the center display.
![P5/P6-1746–Climate–Physical button windscreen](https://www.volvocars.com/images/support/imgc197e5a1829ae357c0a80152753123af_1_--_--_VOICEpnghigh.png?imwidth=1280)
Vehicles without a heated windshield:
Tap the button.
The max defroster is activated/deactivated and the button lights up/goes out.
Vehicles with a heated windshield:
Press the button repeatedly to switch between the three levels:
- Activated windshield heating
- Activated windshield heating and max defroster
- Deactivated.
The heated windshield and max defroster are activated/deactivated and the button lights up/goes out.
Note
The max defroster starts after a slight delay to avoid a brief increase in blower speed if the heated windshield function has been deactivated by pressing the button twice in quick succession.
Activating and deactivating max defroster from the center display
![P5-1507–Climate–Button max defroster](https://www.volvocars.com/images/support/imgcb9dfa6a998ba34ac0a8015230a50a53_1_--_--_VOICEpnghigh.png?imwidth=1280)
Open Climate view in the center display.
Tap Max.
The max defroster is activated/deactivated and the button lights up/goes out.
Max defroster deactivates automatic climate control and air recirculation, activates the air conditioning, and changes blower speed to 5 and temperature to HI.
When max defroster is deactivated, the climate system reverts to the previous settings.
Note
The volume increases when the blower speed is changed to 5.