DTC P1697 Hi-Scan Message Error: General Description

In immobilizer system, scan tool is mainly used for diagnosis, besides this, registration of key and neutralization of ECM is executed by scan tool. For ECM communicate with other components such as SMARTRA and scan tool by changing type of communication through just one line, K-line communication between scan tool and ECM is unavailable while communication between ECM and SMARTRA is in progress.