Hyundai Sonata: Emergency Fastening Device (EFD) Description and Operation - Seat Belt Pretensioner - RestraintHyundai Sonata: Emergency Fastening Device (EFD) Description and Operation

Description
The Emergency Fastening Device (EFD) operates at the same time with the Seat Belt Pretensioner when it satisifies the deployment condition after a collision. It is an auxiliary equipment to prevent a driver and passenger from breaking away by pulling the seat belt toward the anchor side after a collision. It is located near the anchor on the driver and passenger seat and is supported by two cables.
   
Never measure the resistance of the anchor pretensioner directly, the current of the measuring device may cause unexpected airbag deploy.
    Seat Belt Pretensioner (BPT) Repair procedures
    Removal 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2. Remove the door scuff trim. (Refer to Body - "Interior Trim") 3. Remove t ...

    See also:

    Under Body Body Repair
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    Rear Seat Assembly Components and Components Location
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