AFAIK the RNS-E will only show the TV option (for video in) if it finds the right device on the CAN-BUS. The Dietz emulates the TV tuner and sends the correct CAN signal to the RNS-E. I would also expect wired synch values.
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
Audi Forum
A forum community dedicated to all Audi owners and enthusiasts. Come join the discussion about performance, modifications, Quattro systems, turbos, troubleshooting, maintenance, and more!