Seatbelt Tensioner - Volvo S40 Owner's Manual

Safety
Seatbelts
means they must be able to easily operate the
foot pedals and steering wheel). Within this
context, they should strive to position the seat
with as large a distance as possible between
their belly and the steering wheel.
12
Label on seatbelts with seatbelt tensioner.

Seatbelt tensioner

All the seatbelts (except the centre rear belt)
are equipped with belt tensioners. A
mechanism in the belt tensioner tightens the
belt around the body in the event of a suffi-
ciently violent collision. This provides more
effective restraint for passengers.