Blow the test output plug clean with compressed air. Remove it. Install the connector nipple

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.

Fig 1: Identifying Connecting Hose And Manometer 999 2531

Courtesy of VOLVO CARS OF NORTH AMERICA.

Install nipple 9995728 .

NOTE:

Conical screw threads. Do not over tighten.

Connect the hose and manometer 9992531 to the nipple. Position the manometer so that it is clearly visible from the driver's seat.