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

Circuit Inspection

G12851464

Courtesy of KIA MOTORS AMERICA, INC.

APS1 Circuit Inspection
Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "OFF" & Disconnect APS connector. Ignition "ON".	APS harness connector	4 (APS1 Supply)	Chassis ground	-	Approx. 5V
Ignition "OFF" & Disconnect APS connector.	APS harness connector	2 (ground)	Chassis ground	-	Approx. below 1Ω
Ignition "OFF" & Disconnect APS connector and PCM connector.	APS harness connector	3 (signal)	PCM harness connector	27 (signal)	Approx. below 1Ω
Ignition "OFF" & Disconnect APS connector.	APS harness connector	3 (signal)	Chassis ground	-	∞ (infinite)Ω
Ignition "OFF" & Disconnect APS connector.	APS harness connector	3 (signal)	Battery (+) terminal	-	∞ (Infinite)Ω

APS2 Circuit Inspection
Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "OFF" & Disconnect APS connector. Ignition "ON".	APS harness connector	5 (APS2 Supply)	Chassis ground	-	Approx. 5V
Ignition "OFF" & Disconnect APS connector.	APS harness connector	1 (ground)	Chassis ground	-	Approx. below 1Ω
Ignition "OFF" & Disconnect APS connector and PCM connector.	APS harness connector	6 (signal)	PCM harness connector	10 (signal)	Approx. below 1Ω
Ignition "OFF" & Disconnect APS connector.	APS harness connector	6 (signal)	Chassis ground	-	∞ (Infinite)Ω
Ignition "OFF" & Disconnect APS connector.	APS harness connector	6 (signal)	Battery (+) terminal	-	∞ (Infinite)Ω

Good

Go to "COMPONENT INSPECTION " procedure.

No Good

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