How To Fix Car Stereo Lights On But No Sound



car stereo on but no sound

If your car stereo has power but there is no sound coming from your car speakers, chances are there is a short on the speakers. This can either be a wire touching on the back of the car stereo or the wires that plug into the actual speaker itself. The best way to fix a car stereo that has lights but no sound coming from the speakers is to disconnect each speaker to see if you get sound. Sometimes what can also happen is the speaker magnet can touch the back of the door. This can cause the voice coil to short out because the bottom of the speaker acts as a ground for the cars chassis. In most cases its very rear to see a car stereo have a faulty mosfets transistors since they are very low powered and are designed not to overheat under any kind of circumstances due to high efficiency. 

If you are using an external amplifier to power your car door speakers, there are many other things that can go wrong. The leads that plug into the RCA outputs can become shorted or disconnected. The gain on the amp might be accidently turned down. The amp could also not be powering on, the fuse could be blown or the ground could be weak. It could even be a bad connection on the remote wire terminal that can cause the amp to not power on even though you have connected everything that comes supplied with a wire kit for your amplifier. But this article is designed specifically dedicated to fixing a car stereo with no sound, so we have gone into more detail on that. There will be an upcoming article in regards to the amp sides of things later on during this week.

Car stereo troubleshooting can be tricky and confusing without the correct set of instructions to help you fix your car stereo that has power but no sound from the speakers. There are many different variables involved, but we have broken them down for you to make it easier for the average guy to understand that’s not so literate into the car audio world.

Check for shorts leading to the wiring harness.

This plugs into the back of the car stereo and provides power and sound to your speakers. There are many different wires that provided different functions. You will need to remove the car stereo from the dashboard using din tools. Inspect the wiring on the back, if it looks well securely taped off the speaker wires connected to each channel, then disconnect each speaker wire individually. If you notice that sound comes from the other speakers when you disconnect the speaker wire, you have found the problem.

The problem is either with the speaker being faulty, voice coil damaged or the back of the speaker is touching the door. This can cause a short either way you will need to replace the speaker. Usually you can find one speaker to fit into the door of the same kind if it’s a factory system. If you have a problem with an aftermarket speaker, it will be hard finding a replacement and you will probably have to buy them in pairs.

So that’s all there is to fixing a car stereo with lights but no sound coming from the speakers, its fairly simple for anybody to do at home. If your car stereo has no power, then the speakers are unrelated to the issues, they will not reflect on this kind of car audio problem. If you have any questions about this, please leave a comment below and one of our technician will come back to you with a fixable answer.

Plus, browse our other useful car audio articles on how to install car audio systems website. We have lots of articles with all kinds of useful tips and tricks to make your car audio system much better than you already know. We are professional installers with many years of experience with fitting amplifiers and building custom made enclosures for our customers.
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