Checking the function of the seatbelt: Check

Fig 1: Identifying Piston Positions

Courtesy of VOLVO CARS OF NORTH AMERICA.

Insert a wire in the pipe on the seat belt tensioner as illustrated.

Check the position of the piston in the seat belt tensioner.

Piston position A:

The seat belt tensioner has deployed. Replace both the seat belt (inertia) reels and the seat belt tensioners. See

Piston position B:

The seat belt tensioner has not deployed.

No action is required

NOTE:

If any airbag has deployed, all seat belts and tensioners must be replaced.