Hyundai Elantra MD/UD: Anchor Pretensioner (APT). Description and Operation
Description
Front seat belt anchor pretensioner operates as well as belt pretensioner
at the same time If it gets into its deploy condition after a collision. It
is located at near anchor on front seat and it is an equipment to make up for
the existing short stroke. Front seat belt anchor pretensioner is an auxiliary
equipment to prevent the driver and passenger from breaking away doubly as seat
belt is being pulled toward anchor side after a collision.
Never measure resistance of anchor pretensioner directly, current
of measuring device may cause unexpected airbag deploy.
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