WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Fuel Tank
Courtesy of VOLVO CARS OF NORTH AMERICA.
Lower the fuel tank slightly
All hoses are secured on top of tank by a quick-release clip. Use a screwdriver to disconnect the clip at the top