Originally Posted by anerbe
One note is that I do not plug my working phone into the y-adapter: I keep an older 3gs in my center console as an iPod. Perhaps plugging in your phone to the y-adapter is causing the audio/ipod function to override anything else.
I think both hems77 & myself are non-iDrive and neither of us are using the Y-adapter. Apparently this all worked perfectly before iOS6 was released ...