Circuit Inspection: Notes

G12786422

Courtesy of KIA MOTORS AMERICA, INC.

G12786423

Courtesy of KIA MOTORS AMERICA, INC.

Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "OFF". Connect VMI to KDS and launch the oscilloscope (2 Channel): Ignition "ON"	TCM connector	43 (High)	Chassis ground	-	Figure below
	TCM connector	52 (Low)	Chassis ground	-	Figure below
Ignition "OFF". Disconnect battery (-) cable. Disconnect the electrical connector(s) from the concerned component	TCM connector	43 (High)	TCM connector	52 (Low)	About 60Ω
Ignition "OFF". Disconnect battery (-) cable. Disconnect the electrical connector(s) from the concerned component.	ECM (2.0 T-GDI/3.3 T-GDI) (Component side)	77 (High)	ECM (2.0 T-GDI/3.3 T-GDI) (Component side)	60 (Low)	About 120Ω
	ICU (Component side)	19 (High)	ICU (Component side)	20 (Low)	About 120Ω
Ignition "OFF". Disconnect the all electrical connector(s) from the concerned component. Ignition "ON".	TCM connector	43 (High)	Chassis ground	-	Approx. 0V
	TCM connector	52 (Low)	Chassis ground	-	Approx. 0V
Ignition "OFF". Disconnect the all electrical connector(s) from the concerned component.	TCM connector	43 (High)	Chassis ground	-	∞(infinite)Ω
	TCM connector	52 (Low)	Chassis ground	-	∞(infinite)Ω

G12786424

Courtesy of KIA MOTORS AMERICA, INC.

Good

Go to "Module Circuit Inspection" procedure.
Repair as necessary and then go to "VERIFICATION OF REPAIR " procedure.

No Good

Repair open or short in circuit and then go to "VERIFICATION OF REPAIR " procedure.