ecu

Hi guys, thank you very much for all information I've got from the forum. I am trying to fix this 650s and encountered the issue It seems the Head unit is down and this display signal is off I have contacted diagnosis seller and they checked it through Anydesk. However they are not sure what...

I really want to get a ECU tune for my 570S, but the car still has warranty till 2021. Is there any chance to get a tune, without avoiding the warranty? I thought of buying a second ECU and swapping it out, should there be any issues in the future... Anybody done this before or can get me any...