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 order for the tire inflation pressure monitoring system1 to
function correctly, inflation pressure reference values must be saved correctly.
To help ensure that the system can correctly alert the driver of low inflation pressure,
this must be done each time the tires are changed or the inflation pressure is adjusted...
Sensus makes it possible to use apps and turn your vehicle into a Wi-Fi hotspot.
This is Sensus
Sensus provides an intelligent interface and Internet connection to the digital
world. An intuitive navigation structure offers access to relevant assistance, information
and entertainment when it is needed, without distracting the driver...