Front Seat Belt Pretensioner

Remove the ignition key from the vehicle.
Disconnect the battery negative cable and wait for at least three minutes.
Install the seat belt pretensioner.
Tightening torque

Bolt A: 7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb-ft)

Bolt B: 39.2 - 53.9 N.m (4.0 - 5.5 kgf.m, 28.9 - 39.8 lb-ft)

Courtesy of HYUNDAI MOTOR AMERICA
Connect the seat belt pretensioner connector.
NOTE:
- Make sure the lock pin is connected in properly.
Install the front seat belt upper anchor bolt.
Tightening torque:

39.2 - 53.9 N.m (4.0 - 5.5 kgf.m, 28.9 - 39.8 lb-ft)

Courtesy of HYUNDAI MOTOR AMERICA
Install the center pillar trim.
(Refer to Body - "Center Pillar Trim ")
Install the door scuff trim.
(Refer to Body - "Door Scuff Trim ")
Reconnect the battery negative cable.
After installing the seat belt pretensioner, confirm proper system operation:
- Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off.