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: Repair procedures
Inspection 1. After disconnecting the vapor hose from the PCV valve, remove the PCV valve. 2. Reconnect the PCV valve to the vapor hose. 3. Run the engine at idle, then put a finger over the open end of the PCV valve and make sure that intake manifold vacuum can be felt. ...

Hyundai Elantra AD (2016-2020) Owners Manual: Warning and system control
Rear Cross-Traffic Collision Warning (RCCW) system If the vehicle detected by the sensors approaches from the rear left/right side of your vehicle, the warning chime will sound, the warning light on the outside rearview mirror will blink and a warning will appear on the LCD display. If the ...