Front Seat Belt Pretensioner

CAUTION: Tampering with the front seat belt pretensioner creates the risk of an injury from an unexpected deployment. Therefore, the front seat belt pretensioner should never be disassembled.

The front seat belt pretensioner is a electronically controlled pyrotechnical reactor which reduce seat belt slack when it is activated in a head-on or angled front collision. The front seat belt pretensioner must be replaced after an accident that causes its activation.