Sometimes it will intermittently come back on while driving. Not that we're in the winter months when the temperatures drop to below freezing my car radio won't turn on. If these power wires are reversed, the radio will fail to work properly or at all. 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. Most car radios have either one or two fuses that you’ll have to check, and you may also have car amp fuses and other related components in the mix. To remove a stuck CD from a car CD player, turn the ignition off and press down the CD player's power and eject buttons simultaneously for 10 seconds. No muss, no fuss. In order to track down the reason that your car radio won't turn on, you'll want to tackle each of these potential issues one at a time. If it seems sluggish turning over or just clicks, replace the battery (yourself), drive the car to a mechanic and check the alternator (or if you can do it yourself, remove the alternator and bring it to a parts store or chain that can bench test it). Keep the stereo until you do these things. Replace the radio – If you have just bought your car and the DAB radio has never worked, contact the dealership as this probably means the radio itself is faulty and needs to be replaced. The radio works just not the FM. 2012 Ford Taurus climate & radio controls not working 19 Answers. Most car radios have two power wires—one that is always hot, which provides power to the memory, and one that is only hot when you turn on the ignition key. It’s so common for people to call all manner of electrical/electronic problems a “short”. The USB connection does recognize a flash drive and I can play songs from the flash drive through the USB. The operations of the mobile device will be through the car stereo when you set it. However, you may want to consult the owner’s manual, if you have access to it, or contact the manufacturer if you don’t, in order to verify that there isn’t a specific procedure that you will need to follow. Wiring is one of the issues that might cause car radio to fail. The next time the stereo to doesn’t work, try this, turn the stereo off, open the CD/DVD tray, (gently, but give it a good long shot) spray some canned air into the stereo interior. Filed Under: How to Tagged With: Bluetooth, iPhone. While it is possible for a car radio to fail altogether, there are a lot of internal and external issues that can be fixed well short of total replacement. Because these don't perform as well as mast antennas, there's an antenna amplifier built into the vehicle. If any of these fuses are blown, that may be the reason that your car radio won’t turn on, so you will want to replace them to see if that fixes the problem. Only until my car is completely warmed up will the radio start working again. Mechanic's Assistant: What is the model/year of your Chevy? Jeremy Laukkonen is tech writer and the creator of a popular blog and video game startup. You can bench test the unit by connecting the power and ground leads directly to 12V positive and negative, if you like, but if the power and ground both showed good in the vehicle, you are unlikely to find a different result with the unit removed. In some cases, with certain aftermarket head units and adapters, you may also find that unplugging the head unit and adapter for a time will fix the issue. \"Radio waves\" transmit music, conversations, pictures and data invisibly through the air, often over millions of miles -- it happens every day in thousands of different ways! On my way to work in the morning the stereo works just fine, but after being parked at work all day I get in to go home ane the stereo does not make a peep. Since your "key on" electricals aren't working (radio, starter, and check your heater fan, I bet it won't come on either), it's likely to be the ignition switch. I thought that may be the case, but when its working… it works great. Sanjay Asthana says. I’ll try the canned air idea tomorrow afternoon. Mechanic's Assistant: Have you checked the fuse? Could be that the electronics are having issues at higher temperatures. After you have verified that the unit is actually failing to power up and that it hasn’t entered an anti-theft mode, the next step is to check the fuses. It is also possible that there may be an in-line fuse hidden somewhere along the run of the wire that you didn’t notice before. Read the serial number that is printed on the stereo to a member of the dealership's staff who will then consult a database and guide you through the process of resetting your stereo. Even when I search for stations it doesn't do anything except go through all the numbers in a cycle and make the noise constantly. Help troubleshooting- my car stereo cuts out in hot weather. I think you’d be best off replacing the stereo, and I too would recommend Crutchfield.com. If the short was in the speaker wires, probably no smoke, but the amp would probably be damaged and not work again on the affected channel. Everything is working well except the USB connection doesn't recognize my iPod Nano or my iPhone 6S. Not sure what the weather would do to it, though. 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. With that in mind, you may want to check to see if the pigtail connector is seated properly in the head unit. One time I hit the turn signal and the radio went off again and just kept flashing. Aerial type – if you change your car radio from FM to DAB you will normally need a new aerial. If your car radio isn’t working, or the system isn’t working properly, one of our mechanics can inspect and diagnose the problem, and then repair the system for you. Want Answer 0. If there are any doubts about the pigtail, you can remove it and replace it, ensuring that it seats properly. If the unit works after it is time for a new one. When your stereo fuse gets blown, you need to start with something simple and obvious. You might want to start by checking the fuses. I’m afraid a new unit is in my future. Why Doesn't the 12v Socket in My Car Work? Music files in the wrong format usually simply don't play. you can try jumping the terminals with a screwdriver, this will tell you if it is the selanoid, or not. 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. All the lights work, etc. RemcoW, I have not tried running the ac for an extended period of time as my commute is only 15 mins. If there is no ground wire, you can secure the ground cable to bare metal in … The other common failure is when it won’t work until it heats up. 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. This is a classic symptom of a component failing due to heat. This is a classic symptom of a component failing due to heat. In this case, you could also go through the manual of the vehicle that contains the complete information regarding the amperage rating with a proper diagram. If the fuses are good, and the connections are good, then the next step is to check for power at the radio itself. My Solution So first i tried to reverse the wires, red goes to yellow place and yellow to red, didn't work, no difference at all, unit only works when car is on. If the unit works after it is time for a new one. One common symptom of loose o… I just got it back from Chevorlet. Some head units have built-in fuses, typically located on the back side, and some installations have additional in-line fuses located somewhere on the power wire or wires. No static or cutting in and out. Thanks for the advice. Somewhere in the paperwork in the glovebox that the car came with should be a sheet of cardboard with the radio's security code. If that doesn't work, turn the car and CD player back on, then insert a blank CD about 1 inch into the CD slot. You need to first check the amperage rating of the circuit for your car stereo. I like them because they provide you with a cable that just plugs between the car and the radio without cutting wires. After changing your car battery the radio will not work. All the lights are on and the unit is completly functional, but no sound. How to Fix a Car Horn That Won't Stop Honking, 5 Ways to Improve Your Car Radio Reception, What to Do When Your Car Interior Lights Stop Working, What to Do When Your Car Radio Suddenly Stops Working. This is a classic failure mode for electronic devices. You did it the wrong way. This will cool it off. You should steer clear of .m4a, .aiff, .flacc, or any other formats unless your radio manual specifically tells you it will work. The radio is connected to the power source and speakers through wires mostly found underneath the dashboard. Is my stereo bad? 2015 Sublime SRT 1973 Rallye 440-6. June 28, 2020 at 4:34 pm. I bought a 11 year old VW Polo recently and it came without an aerial so I assumed that if I bought one, the radio would then work. One of the biggest problems with diagnosing electronics, including just about every electronic device in your car, is that most problems are intermittent. Be sure to check the lights on the circuit, as it causes the new stereo to pull up to much power resulting in bl… If you turn the car off and back on it still does not work. For instance, if you have less than battery voltage at the radio, indicating a voltage drop, it may be difficult to tell with a test light. If you do end up replacing the unit, look into Crutchfield.com. I agree with MTraveler. Radio volume doesn't work. The mornings just flashes and it does n't work, you will unfortunately need car radio doesn't work when hot start by checking fuses... 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