Removing and checking the seat belts for the rear seats
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.
NOTE:
All S40/V40 models are equipped with pyrotechnical seat belt tensioners. It is impossible to replace the seat belts only.