Car stereo blowing fuses A blown fuse will have a visibly broken wire. Apr 9, 2024 · The car stereo fuse is generally located in the car's fuse box, which can be found under the dashboard or in the engine compartment. Our step-by-step guide makes it fast and simple! Aug 29, 2021 · For starters here is my setup Subwoofers: 2 10” Kicker Comp R’s 800 watts (peak) per sub 400 watts (rms) per sub Amp: Lanzar Heritage Amp 2000 watt 2-channel bridgeable Ran with a 9. If the fuse blows, it cuts off the power supply to the Sep 6, 2011 · The minute you hook the sub up the fuse on the power cable for the amp blows. If the fuse blows repeatedly, there may be a short circuit somewhere in the system, and this can be dangerous as it may cause a fire. Feb 12, 2025 · A dealership may also employ technicians that have specific expertise in car audio. The stereo fuse acts as a safeguard, protecting your audio system from power surges and electrical faults. A fuse has an amp rating meaning it is designed to only allow up to this amount of current to pass through before it blows. So my issue is whenever I listen to music with the subs if I play Feb 22, 2022 · Fuses are a safety feature of your car’s electrical system and prevent it from being overloaded. In this article, we’ll tell you how to locate the fuse protecting your car radio Mar 4, 2020 · When an audio amplifier fuse in your car blows If you suspect that the audio amplifier fuse in your car blew up, its detection will usually start with determining which fuse exactly went out. Let’s examine how to locate the fuse box on a car. The following are some causes why car radios stopped working: #1 Blown fuse Sep 17, 2025 · Reasons Your Amplifier Keeps Blowing Fuses 1. However these internal problems usually show Sep 9, 2024 · Learn how to easily fix a car radio fuse yourself and save hundreds on repairs. Sep 12, 2023 · Learn how to diagnose a blown car audio amplifier fuse with our comprehensive guide. Learn troubleshooting tips and how to identify the source of the problem before replacing fuses. However, like any electronic device, amplifiers can run into problems, with a blown fuse being one of the most common Jul 11, 2015 · Hi there, I'm looking for help figuring out why my amp keeps popping fuses. Why Does My Car Amp Keep Blowing Fuses? by Derek Odom . I've got 2 brand new pioneer 1500w 4ohm shallow mount 12' woofers and a power acoustik 820w amp. There are many reasons this can happen and there are many fuses that can be blowing out. Jul 10, 2023 · It is connected to mono channel amplifier however the fuse keeps on blowing every 1/2 months. How Much Does It Cost to Repair My Car Radio? Mar 16, 2025 · The stereo receiver is the piece that organizes all of the audio signals for different radio channels through inputs and also holds the outputs of various audio devices. Some reasons why a fuse in your car stereo might blow are overloading circuits, short circuits, or a damaged car radio system. i replaced the fuse with a spare, and it just did it again May 7, 2025 · Learn how to fuse car audio power wire safely with the right size fuse for your amp, wire gauge, and install — protect your ride and gear. I checked the AMP fuse and it was blown, I replaced it a few times and it keeps on blowing every time as soon as I connect it. With a blown or faulty fuse, your car radio won’t power up. Your car stereo fuse keeps blowing because your fuse features an incorrect amperage rating, your wires short cuts, or your stereo suffers internal damage. Jun 18, 2024 · Find out why your vehicles radio fusing blows immediately and how to fix the issue. Others are inside the amplifier and cannot be seen while the amplifier is installed. What is a Radio Fuse? A fuse is a May 27, 2024 · A blown car amp fuse is not dangerous, but this indicates something wrong is happening in the car audio installation. In this blog post, we will cover these reasons and how to solve them. One possible cause is a blown fuse. just power and ground is all I'm trying to hook up. However, as this can be time Mar 14, 2024 · Common Power Issues: Understanding The Possible Causes When your Pioneer car stereo stops working, the first thing to check is the power supply. I have tried another sub, RCA's and the adapter I am using for the rca's and it still blows. Receivers also amplify sound. Oct 27, 2023 · Car radios are an essential part of any long drive, providing entertainment and keeping us connected to the world. The main difference between them is their size rating. Common Fuse Box Locations Locating your fuse box can be easily done when going to your vehicle manual. In fact, this is a common problem among car audio fans, but what is causing it? Let’s find out. By providing proper ventilation, using a surge protector, performing regular maintenance, and using the correct fuse rating, you can help extend the life of your amplifier and prevent blown fuses. But what happens when your stereo suddenly stops working? One possible culprit could be a blown fuse. 2. Jun 19, 2023 · Conclusion Now you understand how to replace a car radio fuse and know its a straightforward procedure that can be done by most car owners with essential tools and knowledge. You can fix this by using the correct fuse, replacing your wires, or repairing your radio. Get your sound system working smoothly again with these expert tips! Dec 26, 2019 · What Causes a Car Stereo Fuse to Blow? In this article, our editors have explained 7 of these common reasons that can cause car stereo fuse to blow. If a fuse in your car’s radio blows, it can prevent your radio from working. And it sparks and blows both fuses as soon as wire touches and if I put wires in then fuses boom blown fuses unhook power from battery same thin. There are several causes for the inline fuse to keep blowing or melting: #1. Short Circuit In most cases, an amp blowing fuses is due to a short circuit. Some of these problems are outside of the amplifier and are relatively easy to hunt down. Jan 31, 2011 · You just have to understand how it works. In most modern vehicles, care fuses used are blade-type. But one of the worst issues to face is when your subwoofer keeps blowing the fuse. The blade fuse is generally located at the back of your car stereo. Apr 6, 2022 · Every vehicle has a fuse box, and some people find that the fuse blows immediately when they switch on the radio in their car. Those with a higher size rating will have . If you don’t ground a car stereo, it can lead to several problems such as static Mar 16, 2025 · 9 Reasons Why A Car Stereo Stopped Working With No Power If you observe that your car stereo won’t turn on with the car’s ignition, there is no power going to your car radio. Why Do My Subs Keep Blowing Fuses? Subwoofer systems are a great way to add bass and depth to your sound. Originally I had a 20A fuse in the little slot, so switched it for 60A, however the problem keeps happening. Learn how to check, replace, and choose the right fuse. If a fuse blows, it prevents the Apr 16, 2022 · The stereo turns on normally but no sound comes out of the speakers. May 27, 2024 · Are you finding that the inline fuse for your car amp keeps blowing, and you are not sure why? You’re certainly not alone. Jul 20, 2024 · Discover why your car stereo fuse keeps blowing and learn easy fixes. Jan 1, 2025 · Diagnosing a Blown Car Audio Amplifier Fuse When it comes to car audio systems, one of the most critical components is the amplifier. This is why a car amp fuse is important because it helps to protect the car audio system from any kind of electrical faults. Is the fuse still too small? Any other problems that could be the reason?? Jun 26, 2024 · The symphony of a road trip is incomplete without a well-tuned car radio serenading you along the journey. There are different types of car amp fuses available in the market. There is a 60A fuse on the car battery that remains intact. It acts as the heart of your audio setup, taking the weak audio signals from your head unit and boosting them enough to power your speakers. Replacing a Blown Car Stereo Fuse Oct 10, 2021 · Is there a capacitor in the system? Have you tried with the fuses in the amp removed? or are you blowing the amplifier fuses or the 80 A battery fuse? One can use a 100W light bulb instead of a fuse at the battery to help test things out. If your stereo receiver keeps blowing fuses, how can the receiver be repaired? Jul 18, 2011 · Yesterday i added a set of rainbow comps, and a jl 360 amp to my system. #2. 5mm power wire which I believe is 4 gauge. But what happens when your radio suddenly stops working? It could be a blown fuse, a common issue with electronic devices. Aug 22, 2025 · What blows fuses on a car stereo amplifier? This article explores common causes of car amplifier fuse failures, from wiring issues and shorts to problems with the amp itself. But what happens when this companion goes silent in the middle of nowhere? Do car radios have fuses so they can be quickly replaced? Let’s find out. Discover the common signs, causes, and steps to fix the issue for optimal sound performance. If you notice that the fuse in your car is frequently blowing, you must track down and fix the problem. How Much Does It Cost to Repair My Car Radio? Car Audio Amplifier Blowing Fuses A question I often get is, "Why is my fuse blowing". We use slow blowing fuses so they will allow over twice the amount of current to pass for a considerable amount of time before they blow so you cannot use this as a definitive guide as others will tell you BUT, Voltage x current Aug 20, 2024 · Easy steps to find and check your fuses Every electrical function in your car connects to a circuit, and fuses prevent circuits from carrying too much power that can damage your vehicle's wiring. You can quickly resolve it by checking the anti-theft protection mode, power at the head units, pigtail connectors, or fuses in the vehicle. If the amp fuse keeps blowing, the power wire–the wire that goes to the battery or a hot connection–may be grounding out. Each car has a fuse box to help protect circuits from overload or short-circuiting. This can be caused by a variety of factors, such as faulty wiring or a loose connection. There are several common power issues that can cause your car stereo to malfunction. There are several reasons why your cars stereo fuse may be blowing. I have an inline fuse holder between the battery and the amp with a 30a fuse in it that ive popped 2/3 times already Sep 18, 2024 · Blown car radio fuse? Follow these quick, easy steps to replace it and restore your radio. If either of these fuses is blown, the stereo won’t Mar 23, 2020 · beetlepunk21 Mar 23, 2020 5 7K fuse blowing head unit wiring Reply Forum Car Audio Help Wiring, Electrical & Installation Mar 10, 2025 · Key Takeaway Aftermarket radios can cause several electrical problems in vehicles, including drawing excessive power from the system, interfering with the Engine Control Unit (ECU), causing fuses to blow due to overloading, leading to battery drainage, and resulting in poor reception or connectivity issues. Dec 24, 2020 · Although car audio amplifier fuses can blow for a variety of different reasons, checking these simple things first can save you a lot of money. Power wire grounding. Pulling too much current through Apr 6, 2022 · Every vehicle has a fuse box, and some people find that the fuse blows immediately when they switch on the radio in their car. This means you won’t be able to enjoy your favorite audio stations while you’re out on the road on that early morning drive. As a car maintenance expert, I will guide you through the process of checking if your radio fuse is blown and how to fix it. Any suggestions on how to fix this issue? Is this a fuse that is in the amp or an in-line fuse? How big is the fuse and what amp are you running? Mar 16, 2025 · Dead batteries, bad wiring, and blowing fuses that activate your car’s protection mode are some common problems it won’t turn on even if there is power. However, if you have an aftermarket radio in your car, it’s also a good idea to do some research into shops that specialize in car audio. Keep in mind that there are several reasons why car stereos don’t work or turn on. Derek Odom has … Although car audio amplifier fuses can blow for a Dec 25, 2022 · This property makes it an essential part of any car audio system, as it can help protect the wiring, speakers, and amplifier from damage due to electrical power surges. These may be caused by a loose wire or a blown-out fuse. Feb 6, 2025 · Conclusion Blown fuses in amplifiers can be frustrating, but by understanding the common reasons behind them, you can take steps to prevent them. Short on power wire between the battery and the amplifier. With the steps highlighted in this guide, you can confidently locate, remove, and replace a blown fuse in your car radio. … Check the amplifier fuse opening and the power wire–the correct fuse size is almost always listed. Dec 28, 2013 · I have a multimeter and I don't know how to check transistors and everything else on amp is unplugged . (I also have a kicker 750 amp powering my subs) After i hooked everything up, i went to reconnect the negative battery terminal, and it went POP and blew my fuse. Car radios have fuses that protect car electronics from voltage spikes, power surges, and short circuits. Excessive Heat Another common reason for an amp blowing fuses is excessive The most common problem with car amplifiers is that they overheat or overdrive, which causes them to blow. If you suspect that your amp has a short circuit, it’s best to have it checked out by a professional. About the Author. Checking the fuse involves removing it and visually inspecting if the metal wire inside is intact. In other words, if something in your Nov 19, 2023 · Introduction Welcome to the world of car audio systems, where a stereo is often the centerpiece of the entertainment experience. Car stereos have separate fuses for the main power and the memory power. Why Subwoofer Keeps Blowing Fuse? Designed specifically for reproducing low-pitched audio, subwoofers do tend to face a variety of issues. Fuses are essential in protecting any electrical system, and when it comes to your car radio, this isn’t any different. fkue 6zw 8tl vj7ii 9yu zbu rmqgaky vnj zxa4jc lw4