Kia Picanto: SRSCM / Side Impact Sensor (SIS)

Kia Picanto JA 2017-2024 Service & Repair Manual / Restraint / SRSCM / Side Impact Sensor (SIS)

Description and operation
Description
Side Impact Sensor (SIS) system consists of two Pressure Side Impact Sensor (P-SIS) installed at each center of the front door module (LH and RH), two SIS installed at each center pillar nearby (LH and RH) and two rear SIS installed in the rear pillar (LH and RH).
Pressure Side Impact Sensor is also called P-SIS because it detects pressure from collision at its mounting location.
Side Impact Sensor is also called A-SIS because it detects acceleration.
SRSCM decides deployment of the airbag and the time of deployment through the collision signal of the SIS when the collision occurred.
Components and components location
Components

1. Front Pressure Side Impact Sensor (P-SIS)
2. Front Gravity Side Impact Sensor (G-SIS)

Repair procedures
Replacement
Front Pressure Side Impact Sensor (P-SIS)
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 pressure side impact sensor connector (A).
4.
Separate the Front pressure side impact sensor (B) after rotating it 90° in a counterclockwise direction.
Tightening torque :
7.8 - 11.7 N.m (0.8 - 1.2 kgf.m . 5.7 - 8.6 lb-ft)

5.
Install in the reverse order of removal.
Front Gravity side impact sensor (G-SIS)
1.
Disconnect the battery negative cable and wait for at least three minutes before beginning work.
2.
Remove the center pillar trim.
(Refer to Body - "Center Pillar Trim")
3.
Disconnect the side impact sensor connector (A).
4.
Remove the side impact sensor (B) after loosening the mounting bolt.
Tightening torque :
7.8 - 11.7 N.m (0.8 - 1.2 kgf.m . 5.7 - 8.6 lb-ft)

5.
Install in the reverse order of removal.
Front Impact Sensor (FIS)
Description and operation Description • The front impact sensor (FIS) is installed in the Front End Module (FEM). • FIS ...

Seat Belt Buckle Switch (BS)
Description and operation Description The SRSCM shall monitor the status of the driver and front passenger seat belt buckle. The SRSCM provides one pin each for the driver and front passen ...

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