Measure the lateral run out
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.
Put the test gauge point against the hub flange as shown.
Rotate the hub gently. Use a socket to help.
Note the test gauge run-out. Hub maximum lateral runout: 0.020 mm.
If lateral run-out exceeds the value, replace the hub.
To replace the hub, see Replacing the front wheel hub .