April 5, 2026: LEMON Manuals is launched! Read the announcement.

Circuit Inspection

G13354740

Courtesy of KIA MOTORS AMERICA, INC.

Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "OFF". Disconnect the electrical connector(s) from the concerned component. Ignition "ON".	HO2S (bank1, sensor2) connector	1 (signal)	Chassis ground	-	Approx. 0V
	HO2S (bank1, sensor2) connector	2 (ground)	Chassis ground	-	Approx. 0V
Ignition "OFF". Disconnect the auxiliary battery (-) terminal. Disconnect the electrical connector(s) from the concerned component.	HO2S (bank1, sensor2) connector	1 (signal)	ECM connector	60 (signal)	Approx. below 1Ω
	HO2S (bank1, sensor2) connector	2 (ground)	ECM connector	45 (ground)	Approx. below 1Ω

Good

Go to "COMPONENT INSPECTION " procedure.

No Good

Repair or replace as necessary and then, go to "VERIFICATION OF REPAIR " procedure.