Checking the bevel gear
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.
Check that the sealing rings and mating surfaces are not damaged. Check for leakage. Replace the bevel gear in the event of leakage or damage.
HINT: A new bevel gear is filled with oil, however, always check the oil level before test driving.