Checking The Seat Belt TENSIONER

Fig 1: Identifying Piston Positions

Courtesy of VOLVO CARS CORPORATION

NOTE:

Use VIDA to check the front row of seat belt tensioners.

Only applies to rear seat belt tensioners:

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

Check the piston position in the seat belt tensioner.

Piston position A:

The seat belt tensioner has deployed. Replace the seat belt tensioner.

Piston position B:

The seat belt tensioner has not deployed. No corrective action is required.