MOST signal conversion function

WARNING: This page is about a different car, the 2024 Mazda CX-90. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

The MOST signal wiring harness is used in the following cases:

HD radio ™

Radio broadcast logo, album art, or song name is sent to connectivity master unit (CMU) from remote tuner (RT)

The remote tuner (RT) creates data from the radio waves received from the glass antenna and converts the created data to a MOST signal and sends it to the connectivity master unit (CMU).