Hey guys, I purchased an Android Chinese head unit for my dad's old 2001 Astra however I have a couple issues. When I turn the key on to accessories it runs perfectly fine and sounds good however when I start the engine the head unit starts beeping and restarting itself. I then unplugged the ground wire and to my surprise the head unit stays on!I checked the voltage with a multimeter on the accessories and 12v constant and while the engine is off and both are outputting ~12.7v and about...Read more