Seat Belt Tensioner: Description and Operation

FRONT SEAT BELT PRETENSIONER
The front seat belt pretensioner system is a component of the front seat outer belt. The pretensioner contains a squib, gas generator, wire, piston, etc., and operates in the event of a frontal collision. The front seat belt pretensioner cannot be disassembled.




REAR SEAT BELT PRETENSIONER
The rear seat belt pretensioner system is a component of the rear seat outer belt. The pretensioner contains a squib, gas generator, wire, piston, etc., and operates in the event of a frontal collision. The rear seat belt pretensioner cannot be disassembled.