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:
It is important to check the vehicle before driving in cold/snowy conditions
to make sure it can be driven safely.
Before the cold season arrives:
Make sure the engine coolant contains 50% antifreeze. This mixture helps
protect the engine from frost erosion down to approx...
Sound reproduction quality is preset but can also be adjusted.
The system's volume is normally adjusted using the volume control below the center
display or the right-side steering wheel keypad. This applies, for example, when
playing music or the radio or during phone calls and active traffic messages...