DTC B2249 BLUETOOTH Module: DTC Detecting Condition

WARNING: This page is about a different car, the 2016 Subaru Outback and 2016 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.

Detected when a connection between the Bluetooth module is lost (or there has already been no connection) and the connection cannot be established even after trying to reset the Bluetooth module hardware three times.
Detected when the connection with the Bluetooth module has established but the module does not respond to the initialization request, and there is no response from the module even after trying to reset the Bluetooth module three times.