Component Inspection

Inspection Condition	Inspection Procedure	Reference
Ignition "ON".	Connect KDS to "Data Link Connector (DLC)". Consider the maintenance instructions and place the vehicle on the lift. Operate the vehicle or system according to the diagnostic conditions of the failure condition. Select the "Current data" about related DTC with KDS.	Fig.1

Courtesy of KIA MOTORS AMERICA, INC.

Good

If problem still occurs, replace TCU (Execute S/W Management "Transmission Learning Procedures") and then go to "VERIFICATION OF REPAIR " procedure.
Fault might be intermittent and caused either by poor contact in connectors or wiring harness, or it has been repaired and control module memory is not cleared yet. Thoroughly check terminal of battery, all connectors (and connections) for looseness, bending, corrosion, contamination, deterioration, and/or damage.
Repair or replace as necessary and then go to "VERIFICATION OF REPAIR " procedure.

No Good

Re-do the appropriate diagnostic guide
If the problem continues, replace the DCT assembly then go to "TCU Neutralization" and "Air bleeding" of S/W management and perform the "VERIFICATION OF REPAIR " procedure.

NOTE: Since the valve assembly is not interchangeable, replace the DCT assembly if necessary.