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Circuit Inspection

G15728811

Courtesy of KIA MOTORS AMERICA, INC.

G15728812

Courtesy of KIA MOTORS AMERICA, INC.

Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Disconnect HO2S (Bank1, Sensor1) connector. Ignition "ON".	HO2S (Bank1, Sensor1) connector	1 (nernst voltage)	Chassis ground	-	0V
	HO2S (Bank1, Sensor1) connector	3 (virtual ground)	Chassis ground	-	0V
	HO2S (Bank1, Sensor1) connector	6 (pumping current)	Chassis ground	-	0V
	HO2S (Bank1, Sensor1) connector	4 (trim resistor)	Chassis ground	-	0V
Ignition "OFF". Disconnect HO2S (Bank1, Sensor1) and PCM connector.	HO2S (Bank1, Sensor1) connector	1 (nernst voltage)	PCM connector	104 (nernst voltage)	Approx. below 1Ω
	HO2S (Bank1, Sensor1) connector	3 (virtual ground)	PCM connector	83 (virtual ground)	Approx. below 1Ω
	HO2S (Bank1, Sensor1) connector	6 (pumping current)	PCM connector	105 (pumping current)	Approx. below 1Ω
	HO2S (Bank1, Sensor1) connector	4 (trim resistor)	PCM connector	84 (trim resistor)	Approx. below 1Ω

Good

Go to "COMPONENT INSPECTION " procedure.

No Good

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