Checking the seat belt tensioner
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.
- Insert a wire in the pipe on the seat belt tensioner. This is to check the position of the piston.
Position A: the seat belt tensioner has deployed.
Replace both the seat belt tensioners according to Replacing the seat belt tensioner, general
- Position B: the seat belt tensioner has not deployed. See Installing the seat belt tensioner on the B-post .