Bluetooth® AUDIO

WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

Bluetooth^® module is integrated in the display control unit.
Music data, artist, album, and song title in a portable audio device can be played/displayed via Bluetooth^® communication.
When display control unit receives the text data from a portable audio device via Bluetooth^® communication, it displays the text data (artist, album, and song title) on the display.
When display control unit receives the music data from a portable audio device via Bluetooth^® communication, it transmits the sound signal to AV control unit.
When AV control unit transmits the sound signal from the display control unit, it transmits the sound signal as follows:

For vehicles without Bose audio system, AV control unit transmits the sound signal to each speaker.

For vehicles with Bose audio and Bose Centerpoint audio systems:

AV control unit transmits the sound signal to the Bose speaker amp.
Bose speaker amp. transmits the sound signal received from AV control unit to each speaker.