Hyundai Sonata: SRSCM / Seat Belt Buckle Switch (BS) Repair procedures

Hyundai Sonata LF 2014-2019 Service Manual / Restraint / SRSCM / Seat Belt Buckle Switch (BS) Repair procedures

Removal
1.
Disconnect the battery negative cable, and wait for at least three minutes before beginning work.
2.
Remove the front seat assembly.
(Refer to Body - "Front Seat Assembly")
3.
Loosen the seat belt buckle mounting bolt and remove the seat belt buckle switch (A).

Installation
   
Be sure to install the harness wires so they will not pinch or interfere with other parts.
1.
Remove the ignition key from the vehicle.
2.
Disconnect the battery negative cable, and wait for at least three minutes before beginning work.
3.
Install the seat belt buckle switch.

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

4.
Install the front seat assembly.
(Refer to Body - "Front Seat Assembly")
5.
Reconnect the battery negative cable.
6.
After installing the seat belt buckle switch, confirm proper system operation:
A.
Turn the ignition switch ON; the SRS indicator should be turned on for about six seconds and then go off.
Seat Belt Buckle Switch (BS) Components and Components Location
Components ...

Schematic Diagrams
Circuit Diagram (1) Circuit Diagram (2) Circuit Diagram (3) SRSCM Connector Terminal PinFunction (Connector A)PinFunction (Connector B)A1IGN-1B1Side impact sensor front, Passenger-High (+)A2Fr ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
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Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
On-vehicle Inspection Inspect ignition coil assembly and Perform spark test 1. Check for DTCs.     • If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to DTC guide) 2. Check if sparks occur. (1) Remove the engi ...

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