Hyundai Santa Fe: Seat Belt Pretensioner / Emergency Fastening Device (EFD). Description and operation

Hyundai Santa Fe (TM) 2019-2025 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.

Seat Belt Pretensioner (BPT). Repair procedures

Removal 1. Disconnect the battery negative cable, and wait for at least three minutes before beginning work. 2...

Emergency Fastening Device (EFD). Components and components location

Other information:

Hyundai Santa Fe (TM) 2019-2025 Service Manual: Side Impact Sensor (SIS). Components and components location

Hyundai Santa Fe (TM) 2019-2025 Owner's Manual: Reverse Parking Distance Warning (PDW)

Reverse Parking Distance Warning will help warn the driver if an obstacle is detected within a certain distance when the vehicle is moving in reverse at low speeds. Detecting sensor [1] : Rear ultrasonic sensors Refer to the picture above for the detailed location of the detecting sensors...