Hyundai Sonata: Seat Belt Pretensioner / Emergency Fastening Device (EFD) Components and Components Location

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 equi ...

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 Sonata LF 2014-2019 Service Manual: Repair procedures
Repair procedures ESP System bleeding This procedure should be followed to ensure adequate bleeding of air and filling of the ESC unit, brake lines and master cylinder with brake fluid. 1. Remove the reservoir cap and fill the brake reservoir with brake fluid.     If th ...

Hyundai Sonata LF 2014-2019 Owners Manual: Indicator lights
When the ignition switch is placed to the ON position, the ESC indicator light illuminates, then goes off if the ESC system is operating normally. The ESC indicator light blinks whenever the ESC is operating. If ESC indicator light stays on, your vehicle may have a malfunction with the ESC system ...