Squib Circuit Inspection

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: If dummy and dummy adaptor are not able to be prepared, use a 2Ω resistor.

Ignition "OFF".
Disconnect the battery (-) cable and wait for 5 minutes or more.
Remove the PBPT module and connect the dummy and dummy adapter to the PBPT module connector.
Connect the battery (-) cable and ignition "ON" and wait for 30s or more.
Connect KDS to "Data Link Connector (DLC)" and clear DTC with KDS and diagnose again.
Are any DTCs stored in the system?

Good

Go to "MAIN HARNESS CIRCUIT INSPECTION" procedure.

No Good

Carefully re-do this troubleshooting guide steps.
If problem still occurs, replace PBPT module and then go to "VERIFICATION OF REPAIR " procedure.

Main Harness Circuit Inspection
Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "OFF". Disconnect the battery (-) terminal cable from the battery, and wait at least five minutes. Disconnect the electrical connector(s) from the concerned component.	PBPT connector	1 (high)	SRSCM connector	15 (high)	Approx. below 1Ω
	PBPT connector	2 (low)	SRSCM connector	16 (low)	Approx. below 1Ω
	PBPT connector	1 (high)	Chassis ground	-	∞ (infinity)Ω
	PBPT connector	2 (low)	Chassis ground	-	∞ (infinity)Ω
Connect the SRSCM main connector. Connect the battery (-) terminal cable to the battery. Ignition "ON".	PBPT connector	1 (high)	Chassis ground	-	Fig.1
	PBPT connector	2 (low)	Chassis ground	-	Fig.1

Courtesy of KIA MOTORS AMERICA, INC.

Good

Carefully re-do this troubleshooting guide steps.
If problem still occurs, replace SRSCM and then go to "VERIFICATION OF REPAIR " procedure.

No Good

Carefully re-do this troubleshooting guide steps.
If problem still occurs, replace SRSCM main harness and then go to "VERIFICATION OF REPAIR " procedure.