Circuit Inspection

G14969095

Courtesy of KIA MOTORS AMERICA, INC.

Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "ON".	BMU connector	16 (H-CAN high)	Chassis ground	-	Fig.1
Ignition "ON".	BMU connector	15 (H-CAN low)	Chassis ground	-	Fig.1
Ignition "OFF". Disconnect the auxiliary battery (-) connector. Disconnect the electrical connector(s) from the concerned component.	BMU (component side)	16 (H-CAN high)	BMU (component side)	15 (H-CAN low)	Approx. 120Ω
	ECM (component side)	80 (H-CAN high)	ECM (component side)	81 (H-CAN low)	Approx. 120Ω
Ignition "OFF". Disconnect the auxiliary battery (-) cable. Disconnect the electrical connector(s) of all concerned component to the related CAN system.	BMU connector	16 (H-CAN high)	Chassis ground	-	∞ (infinity)Ω
	BMU connector	15 (H-CAN low)	Chassis ground	-	∞ (infinity)Ω

G14969096

Courtesy of KIA MOTORS AMERICA, INC.

Good

Go to "Module Circuit Inspection" procedure.

No Good

Repair as necessary and then Go to "Verification Of Repair " procedure.

Module Circuit Inspection
Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "OFF". Disconnect the electrical connector(s) from the concerned component.	HPCU connector	4, 5, 6 (Memory power)	Chassis ground	-	B+
Ignition "OFF". Disconnect the auxiliary battery (-) connector. Disconnect the electrical connector(s) from the concerned component.	HPCU connector	1, 2, 3 (ground)	Chassis ground	-	Approx. below 1Ω
Disconnect the electrical connector(s) from the concerned component. Ignition "ON".	HPCU connector	46 (ON/START Input)	Chassis ground	-	B+
	HPCU connector	73 (IG3 Input)	Chassis ground	-	B+

Good

Go to "COMPONENT INSPECTION " procedure.

No Good

Repair as necessary and then Go to "Verification Of Repair " procedure.