Component Inspection

WARNING: This page is about a different car, the 2024 Kia Sorento. However, it is still accessible from the selected car via links, so may be relevant.

Inspection Condition	Inspection Procedure	Reference
Ignition "ON".	Refer to "Appropriate Service Information" and remove necessary parts to get access to ECM, TCM, IEB and other control units that connected to P-CAN Communication circuit. Connect KDS to "Data Link Connector (DLC)". Ignition "ON". Disconnect unit connector one after the other. Check for control unit causing the fault by communicating ECM, TCM, IEB and others with KDS. Does KDS able to communicate with any of systems when one unit connector is disconnected?	-

Good

Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
Repair or replace as necessary, go to "Verification Of Repair " procedure.

No Good

Carefully re-do this troubleshooting guide steps.
If problem still occurs, replace control unit that causing the fault and then go to "Verification Of Repair " procedure.