Hydraulic unit, replacing: Removal
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.
Preparations
Switch off the ignition
Place paper under the ABS hydraulic modulator as protection against brake fluid spillage.
Depress the brake pedal a few times so that no vacuum remains in the servo unit.
Clean the brake pipes terminals at the ABS hydraulic modulator and master cylinder