WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Intermediate Plate
Courtesy of VOLVO CARS OF NORTH AMERICA.
Fold the floor carpet out of the way.
Remove:
the tie strap if the rubber seal is an early version. Later versions do not have a tie strap