Hyundai Elantra: Seat Belt Pretensioner / Emergency Fastening Device (EFD) Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Restraint / Seat Belt Pretensioner / 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.
Emergency Fastening Device (EFD) Components and Components Location
Components 1. EFD(Emergency Fastening Device) System ...

Emergency Fastening Device (EFD) Repair procedures
Removal 1. Disconnect the battery negative cable and wait for at least 3 minutes before beginning work. 2. Remove the front seat. (Refer to Body - "Front Seat Assembly") 3. Remove the rea ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: SS-A Solenoid Valve(ON/OFF) Specifications
Specifications ? Control type : Normally low type ShapeItems Specifications Control current(voltage) [V] 9 ~ 16 Supply pressure [kpa (kgf/cm?, psi)] 490.33 (5.0, 71.12) Control pressure [kpa (kgf/cm?, psi)] 0 ~ 490.33 (0 ~ 5.0, 0 ~ 71.12)  Internal resistance(?) 10 ~ ...

Hyundai Elantra AD (2016-2020) Service Manual: Steering Column Shroud Panel Components and Components Location
Component Location 1. Steering column shroud lower panel2. Steering column shroud upper panel ...

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