Here are common stereo performance problems and their possible causes: Stereo won’t turn on—blown fuse or problem with wiring; Stereo turns off irregularly—power or ground connection problem; Stereo display and sound turn off and on together—head unit isn’t getting enough power; Stereo turns off when driving over a bump or around a I upgraded the head unit on my 2012 Tiguan to a Kenwood DMX7522DABS. With adaptor to connect to the steering wheel, parking sensors and reverse camera. But I’m not having ignition issues, and the parking brake warning light sometimes displays when turning the car off. Everything works well Hi, I have a kenwood KDC-x617 head unit and a KAC-819 amp running two Xtant 12"s. My subs run fine when i have the head unit set on the radio but when i switch modes to play a cd, my amp shuts off. I bought the stuff reconditioned so i was thinking it might be defective. Any ideas? Harrison The most common reason for a car radio display not working is blown fuse. However, if the fuse is not the problem, car radio display can malfunction due to a faulty dimmer switch, connection issues between the radio and the car’s electrical system, a faulty display unit or its bad connection with the stereo, or a problem with the car’s Vay Tiền Online Chuyển Khoản Ngay.

kenwood head unit not turning on