Volvo XC90: Specifications / Fuel tank volume
The fuel tank's refillable volume is shown in the table below.

The medium in the hydraulic brake system is called brake fluid and is used
to transfer pressure from e.g. a brake pedal via a master brake cylinder, which
in turn actuates the brake calipers...
The climate system in the vehicle uses a freon-free R1234yf refrigerant. For
information regarding the refrigerant, refer to the decal located on the inside
of the hood...
Other information:
In vehicles equipped with Sensus Navigation*, the driver can activate a guide
that can automatically suggest a suitable rest stop if the Driver Alert Control
(DAC) warning is given.
The Rest Stop Guidance function can be switched on or off.
Tap Settings in the center display's Top view...
(Option/accessory.)
(Depending on market, this function can be either standard or optional.)
A number of symbols and messages relating to Pilot Assist may be displayed
in the instrument panel and/or the head-up display*.
A text message can be erased by briefly pressing the
button in the center of the rightside
steering wheel keypad...