Circuit Inspection

WARNING: This page is about a different car, the 2021 Kia Soul. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of KIA MOTORS AMERICA, INC.

Courtesy of KIA MOTORS AMERICA, INC.

CAN Communication Inspection
Inspection Condition	(+) Probe		(-) Probe		Specification
Inspection Condition	Connector	Terminal	Connector	Terminal	Specification
Ignition "ON".	OCS ECU connector	2 (P-CAN high)	Chassis ground	-	Fig.1
Ignition "ON".	OCS ECU connector	3 (P-CAN low)	Chassis ground	-	Fig.1
Ignition "OFF". Connect all module connectors in proper locations.	ECM connector	85 (P-CAN high)	ECM connector	63 (P-CAN low)	Approx. 60Ω
	PCM connector	77 (P-CAN high)	PCM connector	60 (P-CAN low)	Approx. 60Ω
Ignition "OFF". Disconnect ECM, PCM and ICU main connector.	ECM (component side)	85 (P-CAN high)	ECM (component side)	63 (P-CAN low)	Approx. 120Ω
	PCM (component side)	77 (P-CAN high)	PCM (component side)	60 (P-CAN low)	Approx. 120Ω
	ICU (component side)	12 (P-CAN high)	ICU (component side)	11 (P-CAN low)	Approx. 120Ω
Ignition "OFF". Disconnect all module connectors in proper locations. Ignition "ON".	ECM connector	85 (P-CAN high)	Chassis ground	-	0V
	ECM connector	63 (P-CAN low)	Chassis ground	-	0V
	PCM connector	77 (P-CAN high)	Chassis ground	-	0V
	PCM connector	60 (P-CAN low)	Chassis ground	-	0V
Ignition "OFF". Disconnect all module connectors associated with the P-CAN.	ECM connector	85 (P-CAN high)	Chassis ground	-	∞ (infinity)Ω
	ECM connector	63 (P-CAN low)	Chassis ground	-	∞ (infinity)Ω
	PCM connector	77 (P-CAN high)	Chassis ground	-	∞ (infinity)Ω
	PCM connector	60 (P-CAN low)	Chassis ground	-	∞ (infinity)Ω

Courtesy of KIA MOTORS AMERICA, INC.

Good

Check module connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair or replace as necessary and then go to "Verification of Repair " procedure.

No Good

Repair as necessary and then go to "Verification of Repair " procedure.