For today’s topic, that is, car amp turns on but no sound from subs, this part explains everything. Trace back wiring from the car stereo’s control head power harness to the fuse block and verify that the wiring is all intact. If your car has one of these, and you haven’t already checked it, then you’ll want to verify that nobody retracted it when you weren’t looking. Some amps have in-line fuses while others are fused at the amp itself, and some installations have more than one fuse. Fuses are good. the new radio connected easily enough but has ... ( was it working then stopped) ? Cars are unforgiving environments for electronics, and vibration, heat and dust can all cause premature failure. My car stereo suddenly stopped working. If your stereo does not turn on at all, it could be because of a blown fuse. If a car wash attendant pushed it in to be helpful, or a prankster shoved it in while your car was parked somewhere, you could very easily climb back in, turn on the radio, and find that it won’t work at all. I did have my driver door and one passenger door open for quite some time while it was raining outside the day before it stopper working. If the car radio has this feature, wait for the word “code” to appear, then enter a code or do the procedure of recalibrating the stereo, albeit manually, for it to start operating again. If you find a blown fuse, try replacing it and then driving around for a while to see if it blows again. The wiring harness can be split into two or three areas—speakers, power and accessories, such as subwoofers. The first and the simplest thing to do to know why your car subwoofer isn't working, is to check all the power cables to make sure your subwoofer is properly connected. Visually checked fuses and relays; no problems. I Turned it off and pushed it into its slot in the console, and its has stopped working. Make sure that the amplifier is power on. If you have no power with new or old radio then there is one of two problems. 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. Car Stereo Has No Power: Blown Fuse/Bad Head Unit Now, let's say the stereo in your car won't turn on at all, but the rest of your car's electronics seem to be working fine. Some security features of stereos actually prevent them from working after a power interruption. The size and color should match the existing fuse. Anyone have any ideas on what might be happening and what action to take? Wires that pass through areas like doors and windows are usually the most prone to breakage. Radio stopped working. If the amp fuse is blown, that is probably the reason that you aren't getting any sound out of your car radio. You will likely need a set of car stereo removal tools to slip into the notches on each side of the panel and release the head from the mounting bracket. A car stereo will always have 3 different power wires going to the deck section. How to fix Car Amp for no sound? That could be as simple as a blown fuse. You might want to start by checking the fuses. Okay, I installed an audio-in adapter so I could plug my iphone into my stereo with out using an FM transmitter. In some cases, a broken wire or bad connection in the speaker wires where they pass through into a door can also cut off the sound altogether rather than just cutting off the sound to one speaker. 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. This isn't going to be the fix you're looking for if the radio doesn't work at all, but if you're just having a problem with weak signals, then it may do the trick. I have a Honda Accord 1997 and I have noticed that the left speakers are not working in my car. Afterwards, it will be necessary to … Bose head unit stopped working. Any help on what else it could be? 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. Removing that bit of wiring solved the problem. If you’re working on a car amp, simply remove the red wire on its back end. There is either still a blown fuse smewhere (car fuse panel will have a radio fuse (switched), and often a fuse for the constant power which can be shared by dashlights, or cigarette lighter (constant). Troubleshooting RV Stereo that Stopped Working with No Power. There is no sound through some or all of the speakers for the car stereo. Won't turn on at all now. Why Doesn't the 12v Socket in My Car Work? Get the Latest Tech News Delivered Every Day, When It's Just the Car Radio That Doesn't Work, Fixing a Car Radio That Stopped Working After the Battery Died, What to Do When the Gauges in Your Car Aren't Working, How to Fix a Car Radio That Won't Turn Off, Common Car Amp Problems (And How to Fix Them), What to Do When Your Car Interior Lights Stop Working. I have had my subwoofer in my car for about a year now with little to no problems after i installed it. The car stereo turns off by itself or loses power. Replaced with an after market radio, still no power. They are not definitive in any way. Take a close look and make sure no wires are loose entering the harness. helpful expert reply by: Jameson C. 1. Question: ... That said the Jensen RV Stereo part # VX4022ARTL would be a solid choice if you find that your fuse is intact and your stereo is still not working. No power or anything. Today we answer a fairly common question about not getting any sound from a car stereo, even though it powers on. Plugged it in, turned on and it worked fine. Replace the wire. The most common reason for a car radio to stop working after the battery has gone completely dead is that the radio has an anti-theft “feature” that kicks in whenever battery power is removed. Here are a few common problems and what can be done to troubleshoot, as well as fix them (my fixes are the most common. Check that the stereo circuit fuse hasn’t blown. Hello, The other day i noticed my Subwoofer not working. WARNING: There is a risk of data loss. My stereo still has power. He also ghostwrites articles for numerous major trade publications. Turn car stereo off then back on. What could cause this? Check that the connection is good and not rusted out. Car Wagon SUV/Jeep Minivan Truck RV/Camper. Loose or corroded grounds will usually cause more complicated issues than a total failure, but it’s worth checking before you go out and buy a new head unit. To remove the stereo, you'll need to first remove the screws under the center console. For instance, a loose or corroded antenna can cause poor reception or no reception at all. I checked the fuses (even under the hood) all seem to be fine. Poor speaker connections or broken wires can at times make your speakers stop working. I tried to fit my JVC KD441 into my new focus (2001). What You Need to Know About Car Amp Wiring, Why Your Car Won't Start Even Though the Lights Work. While it may be tempting to "fix" a blown fuse by using a heavier duty fuse, it's important to actually drill down, find the root of the problem, and correct it. Many car amplifiers are incorrectly diagnosed and sent in for repair/returned because of incorrect hookup. Car amps use plug fuses that are similar to or often the same as normal car fuses. My vehicle was parked outside for an hour (seventy eight degrees, no rain) and when we started it up, the power window controls and radio stopped working. Vibration can cause wiring to become loose. Patrick Nelson has been a professional writer since 1992. Shut doors can restrict your speakers from operating to the maximum. One common symptom of loose o… You might have to connect a test lamp or DMM (digital Multimeter -Voltmeter function) to the power feed where it goes into the radio itself (or as close to the radio as you can get) to prove whether the problem is with the power into the radio or it is in the radio itself, i.e. Take a look at the back of the head and you should see some groups of wires connected to wiring harnesses. Make sure that your wires pass through areas where they experience the least disturbance. The most likely cause of a stereo not powering up is a blown fuse. Product Repair. You can test them for continuity using a multi-meter.In some models there is another fuse located on the back of the stereo head unit. Tight working-space confines can create difficulty making connections in the first place. Step by step: How to Fix a Car Stereo That Has Power But Won’t Turn On? I've tried a different stereo I knew was working and that didn't either. Other causes can be a short in the wiring or other wiring problems. Remove car stereo from dash. When that happens, all you have to do is enter the right car radio code, and you’re back in business. Where do I begin to track this problem? If your radio doesn’t work, but you can listen to CDs, MP3 players, and other audio sources, then the problem is either related to the tuner or the antenna. All my car speakers stopped working, no sound at either aux/radio or bluetooth. I figured okay, must be a faulty unit, the adapter lit up and my stereo worked fine. However, the stereo is not working. Well everything was connected properly so i tested my ground, remote turn on, and battery cable for power, everything was fine. The nature of car fuses means that you can easily replace a weak 5A fuse with a heavy-duty 40A fuse, since they have the same size and shape, but doing so could destroy your wiring or even cause a fire. Shop Popular Brands. Check the stereo fuses in the fuse box under the driver's side dash. no power to stereo 3 Answers. Remove the wire and use sandpaper to clean the connection. Whether the connection is to an amplifier or directly to the receiver, it is worthwhile to check all the connections on car stereo speakers. It's been in a garage for 6 months and after a recent MOT is back on the road. My car is VW Golf mk4. i thought if i replaced it it would spring to life. Watch the light in case it ... Don’t touch any exposed ends or active power sources like a car battery or wall outlet. Fix blown fuse Does not seem to have any power at ratio connector power pin. If you find a blown fuse, try replacing it and then driving around for a while to see if it blows again. Other causes can be a short in the wiring or other wiring problems. Take the stereo out. The car stereo does not recognize the satellite radio tuner. Because a vehicle is constantly vibrating while in operation, it is easy for connections to become loose or disconnected.You also need to make sure that the wires are able to accommodate the entire power supply needed to operate the speakers. For instance, it could be as simple as a blown fuse if the display doesn’t come on, or it could be an antenna problem if the radio part doesn’t work but other audio sources (like CD players) do work. The issue could be related to the amp if you have an external amp or the speaker wires. You might want to start by checking the fuses. Turn the ignition key to the accessory setting and press the “Power” button a few times to verify the condition. Got all the wiring looms I needed, including the one for the steering wheel controls. 5 Reasons your Car Stereo Stopped Working: Carter Subaru Ballard Pro Tips One of the great joys of driving is cranking up the stereo and listening to your favorite tunes as you sail down the highway -- and if you're stuck in traffic, catching up on the local news and sports events of … Radio (stereo) stopped working 98 Answers. Remove the car stereo from its internationally standardized slot in the car's dashboard known as a DIN -- Deutsches Institut für Normung -- slot. Remove fiber optic cable from car stereo. The other thing is that the ground wire is not making contact. If you find that your sound comes back on if you open and shut the door, that may be the problem, or it could be a ground issue. Clock will work and display when "Menu" is pressed. Make sure that your car radio has these 3 wires hooked up correctly. Some cars are able to receive some stations, depending on proximity and signal strength, with the whip retracted, while others can’t tune in anything at all. It was working fine the day before so i checked all cables, ground wires, RCA's, and connections, hoping it was just one of them that was disconnected. In this part of the article, our editors have explained how you can easily fix your car amplifiers for no sound. If you find that the radio is no longer working in your car, the cause is most likely a disconnection from the power source or where the current passes through. Pull up the cup holders and remove the screws at the bottom of each cu… You’ll probably have to buy a new head unit if the issue is in the tuner, but a lot of these problems are actually antenna issues. the radio in my grilfriends car didnt work..it had power but no sound. Black (usually ground) Red (usually battery) and Yellow (usually constant power). If there is no audio, in most cases, this is a car stereo problem. In that case, tightening the antenna connections or buying a new antenna will fix your car radio problem. You will need to locate the blown fuses by using a voltmeter or consult a mechanic or car audio system diagnosis professional. - Cars & Trucks question No other display. Follow the steps below if the buttons on the car stereo faceplate are no longer working. Car stereo, SOS and the factory telephone are part of the fiber optic system. Vibration can cause wiring to become loose. If you've recently moved to a new area, or you're just trying to listen to one station that you can't receive any more, then an antenna booster may also fix the problem. Car stereo issues are very common, especially with older cars. Is There a Cheaper Alternative to Air Conditioning? Car radio problems are most common with aftermarket equipment installed, but even OEM equipment can experience problems ranging from shorts to blown fuses to corrosion. If it does, then you have a short somewhere that’s probably going to be a little more difficult to fix. Depending on where your amp is located, it may be easy or quite difficult to check the amp. The buttons on the car stereo faceplate stopped working. The most likely cause of a stereo not powering up is a blown fuse. Modern cars have a variety of fuses tucked away in fuse … Make sure the harnesses are plugged into the car stereo. ... but left the wiring harness in place. This left the stereo in mute mode. The radio is working just fine and the right side speakers play just fine also but the left side is not working whatsoever. Michael Heine is a CompTIA-certified writer, editor, and Network Engineer with 25+ years' experience working in the television, defense, ISP, telecommunications, and education industries. I changed the fuse under the dash and still nothing. No power lights, nothing. Because if both the power and ground are good, and your head unit still won’t turn on, it’s probably toast. The black wire may well go straight to the car body—it’s the ground. This is especially useful when one’s stereo has been stolen. either the power is on all the time at the radio power input point or it comes and goes. The fuse is in the centralized fuse block location with all the other fuses. If you have a voltmeter or test light, you can check for power and ground at the fuse block and also at the radio itself to help locate the fault. Will not turn on. I checked all the wires, i figured it probelly could only be speaker wires or rca wire since the amp lights up. When I installed it, the adapter didnt work, but got power. This problem can have several causes, most common ones being blown out fuses and bad wiring. The main reason why it is not working is that these blown fuses do not let the power to the radio, amps or the speakers. If you encounter a fuse along the red wire, replace it. He was editor and publisher of the music industry trade publication "Producer Report" and has written for a number of technology blogs. Nelson studied design at Hornsey Art School. Jeremy Laukkonen is tech writer and the creator of a popular blog and video game startup. Hi everyone! Some of the fuses to look for are the amp fuses and radio fuses on the car’s fuse block. Alternatively, there could be a blown fuse in the system or a problem with the power or ground connector. If your radio turns on, but you don’t get any sound from the speakers, there are a whole lot of different potential culprits. If you have a car stereo that has no sound than we should start by checking that all the wires are hooked up. There are usually spare fuses in the box, so you can replace the fuse with the same rated fuse. Thanks so much! There are a few things that can cause a car radio to suddenly stop working, but it’s tough to say exactly what your problem is without knowing some more information. I woke up this morning and after i turned my car i realized that the subwoofer wasnt working. Sometimes the amp itself really is at fault. Cars are unforgiving environments for electronics, and vibration, heat and dust can all cause premature failure. Copyright 2021 Leaf Group Ltd. / Leaf Group Media. Another surprisingly common car antenna issue has to do with manually retractable whips. Saw a similar post about someone who had the exact same thing happen when she closed her glove-box. Your amplifier could have a completley different problem, though it is If you have a car radio that works sometimes, and suddenly cuts out at other times, that can be more difficult to diagnose. Here are a few different common problems and potential solutions. 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