XC90 AWD L5-2.5L Turbo VIN 59 B5254T2 (2005)

Close the cock on the pressure line. Open a nipple and close it again.
Checking for air in the brake system and for brake fluid leakage
See Brake pipe master cylinder / ABS unit, replacing See: Brakes and Traction Control/Hydraulic System/Brake Hose/Line/Service and Repair/Brake
Pipe Master Cylinder/ABS Unit, Replacing.