Hyundai Santa Fe (TM): SRSCM / Side Impact Sensor (SIS). Repair procedures

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Restraint / SRSCM / Side Impact Sensor (SIS). Repair procedures

Removal
  
•
Removal of the airbag must be performed according to the precautions/procedures described previously.
•
Do not turn the ignition switch ON and do not connect the battery cable while replacing the side impact sensor.
Pressure Side Impact Sensor [P-SIS(Door)]
1.
Disconnect the battery negative cable, and wait for at least three minutes before beginning work.
2.
Remove the front door trim.
(Refer to Body - "Front Door Trim")
3.
Disconnect the front side impact sensor connector (A).
4.
Remove the front side impact sensor (A) by loosening the screw.
Gravity Side Impact Sensor [G-SIS(B Pillar)]
1.
Disconnect the negative battery terminal, and wait for at least thirty seconds before beginning to work.
2.
Remove the center pillar trim.
(Refer to Body - "Center Pillar Trim")
3.
Disconnect the connector (B) and then remove the side impact sensor (A) after loosening the mounting bolt.
Gravity Side Impact Sensor [G-SIS(C-Pillar)]
1.
Disconnect the battery negative cable and wait for at least three minutes before beginning work.
2.
Remove the luggage side trim.
(Refer to Body - "Luggage Side Trim")
3.
Disconnect the connector (B) and then remove the side impact sensor (A) after loosening the mounting bolt.
Installation
  
•
Do not turn the ignition switch ON and do not connect the battery cable while replacing the side impact sensor.
Pressure Side Impact Sensor [P-SIS (Door)]
1.
Install the new front side impact sensor with the screws, then connect the front side impact sensor connector.
Tightening torque :
7.8 - 10.8 N.m (0.8 - 1.0 kgf.m, 5.7 - 7.2 lb-ft)
  
•
Use specified bolts only.
2.
Install the front door trim.
(Refer to Body - "Front Door Trim")
3.
Reconnect the battery negative cable.
4.
After installing the front side impact sensor, confirm proper system operation:
Turn the ignition switch ON; the SRS indicator light should turn on for about six seconds and then go off.
Gravity Side Impact Sensor [G-SIS (C-Pillar)]
1.
Install the new rear side impact sensor with a bolt and then connect the rear side impact sensor connector.
Tightening torque :
7.8 - 10.8 N.m (0.8 - 1.0 kgf.m, 5.7 - 7.2 lb-ft)
2.
Install the luggage side trim.
(Refer to Body - "Luggage Side Trim")
3.
Reconnect the battery negative cable.
4.
After installing the rear side impact sensor, confirm proper system operation:
Turn the ignition switch ON; the SRS indicator light should turn on for about six seconds and then go off.
Gravity Side Impact Sensor [G-SIS(B-Pillar)]
  
•
Do not turn the ignition switch ON and do not connect the battery cable while replacing the side impact sensor.
1.
Install the side impact sensor with the bolt then connect the side impact sensor connector.
Tightening torque :
7.8 - 10.8 N.m (0.8 - 1.0 kgf.m, 5.7 - 7.2 lb-ft)
2.
Install the luggage side trim.
(Refer to Body - "Luggage Side Trim")
3.
Reconnect the battery negative cable.
4.
After installing the pressure side impact sensor, 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.
  
•
You must comply with the specified tightening torques with the tool specified because Gravity – Side Impact Sensors (G-SIS) may be broken or POP-NUT may be rotated.
•
Problems may be occurred in the durability of G-SIS or impact sensing performance may be depreciated if POP-NUT is rotated.
•
The door module must not be transformed because SRSCM judges a impact through the pressure sensor in the door module.

    Components 1. Gravity Side Impact Sensor [G-SIS(B-Pillar)] 2. Gravity Side Impact Sensor [G-SIS(C-Pillar)] 3.

    Description The SRSCM monitors the status of the driver and front passenger seat belt buckle. The SRSCM provides one pin each for the driver and front passenger seat belt buckle status input.

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