Keyfree System Code (Keyless start control system ID code, Registered, Unregistered)

Registered: ID code of the Keyless start system is registered in the ECM.

Unregistered: ID code of the Keyless start system is unregistered in the ECM.

Remote Starter Code (Remote starter control system code, Registered, Unregistered) 

Registered: Remote starter system is registered in the ECM.

Unregistered: Remote starter system is unregistered in the ECM.