General Information

Airbag(Event #1)
B1731 Anchor Pretensioner front-Driver resistance too Low - General Information

Component Location





General Description

Driver Anchor Pretensioner operates as a second Belt Pretensioner if it gets into a deployment condition after a collision. It is located near anchor on driver seat and it makes up for the existing short stroke. Driver Anchor Pretensioner is supported by two cables and it is an auxiliary to prevent a driver from breaking away as seat belt is being pulled toward anchor side after a collision.

CAUTION:
Never measure resistance of Anchor Pretensioner front-Driver directly, Current of measuring device may cause unexpected airbag deploy.

DTC Description

The SRSCM sets DTC B1731 if the measured resistance value of Anchor Pretensioner front-Driver circuit is less than the threshold value.
*In this case, SRSCM checks if there's any fault in circuit by sending current for a while.

DTC Detecting Condition





Specification





Diagnostic Circuit Diagram