Hyundai Sonata LF: Seat Belt Pretensioner / Seat Belt Pretensioner (BPT) Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Restraint / Seat Belt Pretensioner / 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 the center pillar trim.
(Refer to Body - "Interior Trim")
4.
Loosen the seat belt pretensioner mounting bolts (A) and remove the seat belt pretensioner.
5.
Disconnect the seat belt pretensioner connector (B).

Installation
1.
Remove the ignition key from the vehicle.
2.
Disconnect the battery negative cable and wait for at least three minutes.
3.
Install the seat belt pretensioner with bolts (A).
4.
Connect the seat belt pretensioner connector (B).
Tightening torque:
Bolt B: 39.2 ~ 53.9 N.m (4.0 ~ 5.5 kgf.m, 28.9 ~39.8 lb-ft)

5.
Install the center pillar trim.
(Refer to Body - "Interior Trim")
6.
Install the door scuff trim.
(Refer to Body - "Interior Trim")
7.
Insert the seat belt to the anchor pretensioner.
   
Make sure the lock pin is connected in properly.
8.
Reconnect the battery negative cable.
9.
After installing the seat belt pretensioner, confirm proper system operation:
A.
Turn the ignition switch ON; the SRS indicator light should be turned on for about six seconds and then go off.

    Seat Belt Pretensioner (BPT) Components and Components Location

    C..

    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...

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