I have a Kenwood KDC W3037. I got an ebay ACM from an Escape, it worked except the phone audio won't come through speakers, due to a configuration that a dealer can … How to Fix a Car Radio That Won't Turn Off. don't know if it's a case of me wiring it up wrong or whatever but could you advise me on where i might be going wrong or what i could do/need to fix? I thought the fuse had blown, but checked and it's ok. All the wires to the stereo are correct and been tested. We recommend downloading and installing the latest version of one of the following browsers: Our site is not optimized for your current browser. My advice if that doesn't work would be to go get a new HU There are multiple ways to do this, from visually inspecting the ground to verify that there is no rust present and that it is tightly connected, to using a multimeter to check ground between the head unit pigtail and a known good ground on the body of the vehicle. If the issue is still not resolved, disconnect the optical cable and use an analog connection to output the sound from the TV to the audio system. Trace back wiring from the car stereo’s control head power harness to the fuse block and verify that the wiring is all intact. So you drive the rest of the way to work in silence, and you hope that the next step isn’t going to be buying a brand new car stereo. How to disable the Power-Saving mode for the stereo system. At this point, you'll want to break out some basic car diagnostic tools, like a multimeter and a test light. Today we’re going to show you just how to fix that! Some head units have a security feature that prevents them from operating after power has been interrupted. With that in mind, you may want to check to see if the pigtail connector is seated properly in the head unit. Be among the first to get the latest My device has a Reset Button. The stereo system or receiver will not turn off. C. Check if the BRAVIA TV is turned on by pressing the power button on the … But the silver lining of this particular cloud is that you’re actually dealing with a problem that you can get to the bottom of, and deal with if you tackle it with a methodical approach. The main unit, which is the circuit board of the car radio, can get defective from anywhere and cause the display to turn off. Step by step: How to Fix a Car Stereo That Has Power But Won’t Turn On? Some devices have a 110 to 220 voltage switch where the default setting is 220V. Securely plug your device to a working wall outlet. Started the car 3 more times since then and it would not turn on. For the most part, all car stereos, including the Sony XPLOD car stereo will have the same basic wiring with the exception of some additions for connecting to after market amplifiers. Also for: Mex-bt4100p, Mex-gs600bt, Wx-gt90bt. NOTE: If Audio output is not shown, skip this step. In the event that you find no power at the head unit, but there is power at the fuse block, you are probably dealing with a broken wire, so you will have to trace the power wire back to the source. In other cases, the head unit will appear to be totally dead, and you will have to enter a code or perform another manufacturer-specified procedure to get it working again. another note would be, when i added an extra wire from the hot terminal and connected it to the remote turn on, the amp would only turn on when the radio is on. 6 Reasons Your Car Battery Keeps Dying. Securely plug your device to a working wall outlet. All Mobile, Tablets & Smart Devices products. I have 14.3 volts up to the harness that plugs into the back of the stereo, but stereo will not turn on. Turn on Media audio. The best of what Sony has to offer on iOS or Android. New pioneer car stereo won't turn on. By using Lifewire, you accept our, Bench Test the Head Unit and Replace if Needed, What to Do When Your Car Interior Lights Stop Working, How to Fix a Car Radio That Won't Turn Off, What to Do When Your Car Radio Suddenly Stops Working, Common Car Amp Problems (And How to Fix Them). If this does not work, turn off your car completely, turn it back on, and then try the knobs again. I am done with Sony. Before you get any further into the diagnostic process, you will want to verify that your head unit doesn’t have any sort of anti-theft mode. Of course, a blown fuse is often indicative of another issue, so you should never replace a blown fuse with one of a larger amperage. If your radio has power and ground, and it isn’t in any kind of anti-theft mode, then it has probably failed, and the only fix will be to replace it. If you get in your car one day, and the radio won’t turn on at all, it’s probably a power or ground issue. Unplug the AC power cord (mains lead) from the wall outlet. 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