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:
Volvo ID is a personal ID that gives you access to a range of services using
a single username and password.
NOTE
The available services can vary over time and depend on equipment level
and mar- ket.
Examples of services:
Volvo On Call-app - check your vehicle using your phone...
Park Assist (PAS1) behaves differently depending on which part
of the vehicle is approaching an obstacle.
Front camera
The warning signal has a continuous tone when the obstacle
is less than approx. 30 cm (1 ft) from the vehicle.
The Park Assist system's front sensors are automatically activated when the engine
is started...