Seat Belt Systems: Testing and Inspection

Seat Belt Pretensioner Inspection

WARNING:
- Never measure resistance of retractor pretensioner and lap pretensioner. Current of tester can activate pretensioner.

- Do not face discharge hole (1) on side downward or place anything on it when placing seat belt pretensioner which has not been activated.

- Never repair or disassemble seat belt assembly.

Check seat belt assembly (retractor pretensioner and lap pretensioner) and if any of the following condition is found, replace seat belt assembly (retractor pretensioner and lap pretensioner) with new one.
- Pretensioner being activated.

NOTE: As retractor pretensioner and lap pretensioner are controlled with driver and passenger air bag, you should judge that pretensioner has been activated if air bag has deployed.

- Deformation or damage of retractor pretensioner and lap pretensioner.
- Connector being damaged.