Hi,
I did that. Main problem is you need FSC to activate Navi & Voice ... I used FemToEvo.
Then the ID4 uses APIX1 for the CID (main screen) while ID6 uses APIX2. Some ID6 can be coded for APIX1 but I have changed CID too.
Next you have to rewire the TCB from USB to Ethernet. I would recommand...