Operation CHARM: Car repair manuals for everyone.

Seat Belt Tensioner

Seat Belt Tensioner





The pyrotechnic seatbelt tensioner has the task in the event of a crash to remove or reduce any belt slack in the pelvic and shoulder region.
The seatbelt tensioner is located on the drivers and/or passenger seat. The seat belt tensioners form a unit with the seat belt buckle.
The seatbelt tensioner consists of priming cap, generator, plunger and operating cable. The belt buckle switch is integrated in the seatbelt buckle.