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

Hyundai Sonata LF 2014-2019 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. Remove the door scuff trim. (Refer to Body - "Interior Trim") 3. Remove t ...

Emergency Fastening Device (EFD) Components and Components Location

Components ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Adjustment Inspect Glass Alignment 1. Inspect the alignment of the movable glass (C) that is between the front (A) and rear (B) glass and if needed adjust it. Alignment adjustment Standard value [mm(in.)] (1) Front edge : 0 mm (0 in.) (2) Rear edge : 0 mm (0 in.) 2. Completely open ...

Hyundai Sonata LF 2014-2019 Owners Manual: Warning light and message
When the Smart High Beam Assist System is not working properly, the warning message will come on for a few second. After the message disappears, the master warning light will illuminate. Take your vehicle to an authorized HYUNDAI dealer and have the system checked. CAUTION The system may not ope ...