Hello all
I purchased a X390-BT for my Mercedes ML320. I installed it and after about 3 hours of 'fitting' it was in and worked perfectly. I also did the video by-pass and all worked perfect. About 2 weeks ago I decided to add 2 amps and a sub to my car, so I pulled the radio, unplugged everything, installed 3 RCA cables (front, rear, sub), tapped the 'remote power lead' from the X930 wiring harness, and plugged everything back in. Unfortunately all is not well now. I have 3 distinct problems now.
My Video By-pass does not bypass anymore. I get a screen that says my parking bra