Remove the brake pipes between the master cylinder and the ABS unit
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2006 Volvo S80, 2005 Volvo S80, 2004 Volvo S80, 2003 Volvo S80, and 2002 Volvo S80. However, it is still accessible from the selected car via links, so may be relevant.
Clean the brake pipes terminals at the master cylinder and ABS unit.
Place paper under the master cylinder to avoid brake fluid spillage.
Remove the brake pipes from the master cylinder and ABS unit. Install sealing plugs.
Remove the brake pipes.