Kia Rio: SRSCM / Seat Belt Buckle Switch (BS)

Kia Rio 2017-2023 YB Service Manual / Restraint / SRSCM / 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 passenger seat belt buckle status input. The seat belt buckle circuit operates from internal boost voltage supplied by the SRSCM, and uses chassis ground for the signal return. The buckle status shall modify the SRSCM deployment. If the buckle status is unbuckled, the corresponding pretensioner will not be deactivated.

Components and components location

Components

1. Seat Belt Buckle Switch (BS)

Repair procedures

Removal

1.	Disconnect the battery negative terminal, and wait for at least three minutes before beginning to work.

2.	Remove the front seat assembly. (Refer to the Body - "Front Seat Assembly")

3.	Loosen the mouting bolt and then remove the seat belt buckle switch.

Installation

1.	Disconnect the battery negative terminal, and wait for at least three minutes before beginning to work.

2.	Install in the reverse order of removal.

3.	Reconnect the battery negative terminal.

4.	After installing the seat belt buckle switch, confirm proper system operation: • Turn the ignition switch ON; the SRS indicator should be turned on for about six seconds and then go off.

❮Side Impact Sensor (SIS)

Description and operation Description • Side Impact Sensor (SIS) system consists of two Pressure Side Impact Sensor (P-SIS) which are installed at each center of the front door module (LH and RH).

PAB ON/OFF Switch❯

Description and operation Description Driver can control the passenger airbag operating Condition (Enable or Disable) by using this PAB ON/OFF switch.

Other information:

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Kia Rio 2017-2023 YB Service Manual: PTC Heater

Description and operation Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of heater core. The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective diesel engine.