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