However, there are recorded complaints from Focus owners about problems with the radio: Radio stopped working/Doesn't turn on. Midway through watching (of all things) a video on Youtube, the sub began making a rhythmic "heartbeat" sound. Subwoofer making rhythmic "heartbeat" sound -- is it toast? Whenever I turn my car on, my sub makes a "pop" sound and then the sound of the exhaust is mimicked by the subwoofer. Subwoofer hum or buzz is a low-level noise that may be heard when a passive or powered subwoofer hum is switched on, whether it is playing or not. Bah! The Subwoofer Hum Bug, and How to Stop It-- Blue Jeans Cable An isolation transformer on the cable is a must. Stereo Buzzing | BimmerFest BMW Forum The Factory radio's put out 5v, the new one puts out 12v. Why Does My Subwoofer Make a Popping Noise? - Audio MAV Reasons for Loud Noise or Buzz Subwoofer loud noise is caused by interrupting the electrical current or, in other words, a loose connection Some sort of energy is stored in the woofer or in the capacitors of the amplifier, which can be the cause of back-EMF When the circuit is cut, much like when you turn it OFF, you see a spark at the switch. Although not as consistent, the noise seems to intermittently come even if the car is turned off and the key is NOT in the ignition. Then after a delay of a one or two seconds there is a second click, usually a bit louder, which is when the output relays energise. Subwoofer making noises when off! | AVS Forum Answer (1 of 4): A sub-woofer has it's own internal amplifier. October 2013 edited October 2013. Typically a turn off pop is caused either by a grounding issue, or just for the simple fact that the amp needs to turn off before all the other equipment. 4. could be remote wire. Speakers Making Noise When Car Is Off: 7 Easy Fixes This can make it difficult to hear your music over the engine noise. Subwoofer - Thump or Pop - Power Sound Audio Hi, I've got a basic Tannoy subwoofer from (I think) the EFX 5.1 package. If the static noise vanishes, only then can you try to install an antenna noise suppressor . #1 I have a subwoofer that pops when not receiving a signal. If the noise stops abruptly = issue may come from the speakers If the sound fades away = issue may come from the radio unit READ ALSO How To Quiet A Noisy Sump Pump In A Few Simple Steps Poor wiring Leave the subwoofer plugged in and switched on. When everything is off (except the subwoofer), out of the blue, the unit begins to emit a series of thumping noises from the bottom, which resonate on the floor. Help! LOUD subwoofer hum / solid tone even with car turned OFF! Turn off any nearby electronic devices that may be interfering with the speaker sound. Try to play from a different source. Sub makes a thumping noise when I turn off the car? Install an Antenna Noise Suppressor First, check if there's noise on all possible sources such as USB, auxiliary, CD, AM, and FM. Speakers Making Noise When Car Is Off: Easy DIY Fixes - Soundproof Nation Subwoofer making noise when radio is off | Toyota Nation Forum First, find out if your car radio can turn on when the car is fully turned off with no key in the ignition. Subwoofer Basics - The Absolute Sound The popping noise occurs as the amplifier tries to produce more voltage than it can to meet the demands of the subwoofer. PSW!!! Subwoofer "Clicking" Polk Audio Forum Appreciate any thoughts on what the problem may be and how to fix (if possible). For most cars if you ensure that you turn your radio off before turning the engine off this will fix the issue. Static noises coming from subwoofer, please help. Recently it has started making an occasional rumbling noise- initially I thought it was thunder. 4. Does anyone know what can be done to fix this? Connect the speakers to another device and check. Between the stereo and the first wire harness clip you will . Check your remote wire, as in check the voltage it is passing and then right when you turn off the car see what the voltage is at on the remote wire. To fix this, unplug the antenna. my systems have never done that. The only way to stop the sound is to pop the circuit breaker for the radio. It looks like you're new here. Speakers "hissing" even when the radio is turned off.. The reason for this problem is usually because of the electrical interference from the alternator. Do a quick test to work out if the radio unit itself is causing the noise. Any ideas? Tried it on multiple power outlets to rule out faulty power, and the behavior is the same at each. Check your car battery or alternator. A well-integrated subwoofer produces a seamless sound, no boomy thump, and natural timbre. If the hum persists, install a line-level ground loop isolator on the subwoofer's line-level feed cable. I'm getting a turn off "POP" after I installed your product Today the speakers started buzzing and making the loud popping noise even with the radio off. If the HU sends an electrical thump when you turn its power switch off, then the sub amp will just amplify it. I had a Pioneer Avic 900bt installed in my Expy by the "Pro's", and they had no clue. Also, when I have my head unit on the CD option, my subwoofer is constantly moving like a off beat heartbeat I guess . It is a really loud deep sound that gradually gets louder. Headunit: aftermarket android gps navigation stereo (similar to this) Alternator: 370a Singer alternator with Big 3 upgrade. Check car engine noises. -- Had them wire it to the factory speakers (factory amp that leads to factory 8 sub).It looks great, sounds great, and overall I love it.However, the sub 'pops' when you turn the car off. I put a Pioneer TSW-3002d4 in a ported box (completely untypical - normally go with sealed for the sound quality, but I wanted to try something different), a Hifonics Brutus BRZ1200.1D (I know the sub is rated at 1000rms, but I also know it can run safely at a small amount lower or significantly higher and I was worried about dimming headlights . Speakers Making Noise When Car Is Off: Causes & Quick Fix - QuietYourDigs If it still hums when there's nothing going in, your issue is probably with the sub, which needs repair or replacement. 2. turn off the sub first. Mysterious Subwoofer Thumping Vato Posts: 2 May 2016 My new Polk Audio sub woofer seems to have a life of its own. It does this whether connected to the Amp or not. In this situation, the subwoofer may be delivering "pulses" within the audio stream for an unexplained cause, causing the problem. This helps test the speakers. Conclusion Engine Noise in Car Stereo Speakers - 12Volt-Travel You must be under warranty so take it in. It sounds like something electrical is being switched on/off at a precise rate. When the amp is switched off, it automatically shuts off power to the other components. If the sound originates on the radio, it's possible that it's coming through the antenna lead. turn down the sub volume FIRST. So it still sounds like the speaker output relay is always active (stuck on). How to Stop a Subwoofer Hum | HowStuffWorks The speaker in the passenger side sliding door makes loud static noises even when the radio is turned off. make sure ur ground is in a safe place, shorter than 2ft and not mingled with rca's 2. make sure ur rca's arent pinched or around the ground 3. could be your deck. Why Does My Subwoofer Make a Popping Noise? - Reference.com About 6 months ago, it started popping when the system is off. Remove your receiver connection from the car's dashboard. It's now occurring so frequently (and sometimes in the middle of the night) that I've just totally turned it off. Meanwhile, I decided to check all my fuses, wiring/ ground while my new amp was being shipped. Randomly, when the receiver is off, the subwoofer will make a fairly loud pop. Why Subwoofer makes random loud noises! - YouTube Sometimes it's only 1 thump. If nothing helps, disconnect all the audio cables from the subwoofer. I have a 2002 Ford Aerostar. Speakers Making Noise When Car Is Off? 5 Ways to Fix it. Fix: Subwoofer Makes Popping Noise When Turned On Getting aftermarket speakers with inline filters might get rid of the issue but finding the exact cause would take some time. At completely random times, the subwoofer will start to make thumping noises. Subwoofer noise at no volume - ecoustics.com Popping, Static, or Crackling Noise is Heard from a Speaker When - Sony It sounds almost like someone is hitting a pillow against the wall. The speakers on my 2014 Ford Focus make a buzzing and very loud popping noise then the radio goes off. Your stereo may be receiving power even when switched off Problems with electrical interference Issues with grounding Low-quality speaker wiring Noise from the engine New amplifier Patch cables picking up noise Radiated static noise However, when it is in its off mode, I experience popping every 3-5 minutes. Whether the volume is on "1" or "10" the noise is just as loud and startling. To fix this, find the source of the pulse, the part on the subwoofer where vibration is most robust. When you move the ignition to Acc. Speakers Making Noise When Your Car Is Off? Here's the Fix Popping JBL subwoofer when system is off - ecoustics.com Sometimes the hum is audible; other times, it requires careful attention. Move the speaker wires away from any electrical cords. Try hitting the lock button on the remote is suppose to put everything to sleep. The subwoofer will only reproduce the signal sent to it from the AVR (Audio Video Receiver). If you do not notice the static when the antennae lead is off, get an antennae noise suppressor to eliminate it. If your subwoofer (s) "thump" or "pop" when you are changing inputs on your receiver don't automatically blame the subwoofer. Any read more The radio is still receiving power. Step 3; switch the AV receiver and the amplifier out. Although when u turn it up it still makes good bass, but i can hear the sub between track changes. 8 Effective Ways to Stop a Subwoofer from Vibrating and Rattling Apr 7, 2019 #3 of 13 bigshot Senior HTF Member Joined Jan 30, 2008 Messages Try unhooking the remote wire going into the LC6i and split it to run two leads (one for the LC6i and one for the amp) and see if the problem goes away. Popping, crackling noises from speakers. Found a bad in-line fuse, Duh! A simple solution can usually fix this engine noise problem. In some vehicles, it is possible to listen to the stereo when the car is completely off, and this is one of the first things you should check. Behind the stereo will be anywhere from 10 to maybe 16 wires coming out of the stereo into a wire harness clip. WHAT power? When the popping sound occurs, it is conceivable that the receiver or amplifier is providing an unclean signal to the subwoofer, creating the popping sound. The best way to isolate this type of problem is to use a different audio source. Check grounds on the chassis. Subwoofer making weird noises? | GM Truck Club Forum First off, hello all (my first post) My subwoofer on my Promedia 4.1 system is emitting a strange static. So heres whats going on. The link doesn't consider the TV cable, but that's usually the main problem, as the cable ground is back at the service entrance, as is the AC power ground, and the total wire run between them can be a hundred feet or more, which will pick up a lot of noise. Make sure that the speaker wires are properly connected to both the speakers and audio device. Change the stereo ground location. sometimes you'll get 8. Answered - Rumbling noise from Tannoy subwoofer | AVForums Probably a bad ground somewhere in the system that is causing noise from the engine to go through the electrical wiring. Subwoofer pops when AVR is turned off. Is this normal? This may relate to your other post about hearing the drive noise through you speakers. "pop" noise from speakers when amp is first turned on Whenever the receiver loses the audio "codec" (signal) it should mute all of the pre-out jacks for a short period of time. Cut four pieces of 7/64 in rubber hose (vacuum line). rtgirard Do this while your stereo is powered on to listen for any weird noises. But when the receiver is off and the subwoofer in on/stand. subwoofer making rumbling noise - the12volt.com This 60-hertz hum is caused by being hooked into an alternating current wall outlet. If you do this, don't use the remote out from the LC6i to the amp because you won't need it at that point. Tighten loose components, change bass frequency settings, or apply a sound deadener. The poor grounding allows the AC current made by the stator to leak into the sound system. As in a subwoofer making rattling noise, vibration can result from loose components, screws, hardware issues, or faulty electrical loop. If the grounding wire isn't fit correctly or if it isn't thick enough, your car speakers will make loud static noise when it is off. Subwoofer Makes Loud Noise When Turned Off [Fixing Guide] Subwoofer makes a "wind" noise. Is a DC blocking capacitor to blame When there is no signal, the subwoofer automatically switches itself off (as it should). depends on the amp/sub/hu combo. Thankfully, this article will discuss the problems Ford Focus owners were having with their radios and any steps you can take if your car is affected. Active Subwoofer An active subwoofer might also result in a loud thumping sound. Solved! - Popping subwoofer | Tom's Guide Forum Random subwoofer thumping noise ideas? | AVS Forum subwoofer makin noise when i turn on car! - Car Audio It does so even when the AV cable is disconnected and the only cable running to it is the power cable. The noise is still there when the car is off and louder when on. That's normal to get the "thump" when the input to the sub is turned off. Most times this can be done and un-done (if it doesn't help) very easily. You are getting a dc pulse when the amp is turned on. My PSW111 Subwoofer has started making a "clicking" or "ticking" noise. #16. xmb said: The first tiny click you hear is the relay coming on to turn the main power on. PLEASE advise. sand off any corrosion or paint or anything that shouldnt be there. Som. There are three different positions. With your engine off and keys removed, try turning the radio on. High volume will overdrive the speakers . Speaker Making Noise When Car is Off? Learn How to Fix it D dubuang I've checked my ground, RCAs and all the other wires for loose connections but th. Try unplugging the antennae lead and check whether the noise will disappear. How to Fix Problems With My Speakers Emitting Unwanted Noise When the subwoofer crackles in your home theater system, you hear the wires go in and out of their terminal. I then turned the power to "Off" instead of "Auto", and now I hear rattling (1-2 seconds) every 5-10 minutes. Why do subwoofers pop when turned off? - Quora Lift the front of the seat cushion up and forward in order to unfasten the rear hooks that retain the seat cushion to the adjuster rail. BUY OFFICIAL team #pernurkka -fan clothing!EUROPE: http://shop.peranurkka.netSpanish: http://shop_se.peranurkka.netGermany: http://shop_de.peranurkka.netFin. 1. ground. #1. Mine does this too, after a lot of searching online and months of using my equipment, it seems like we'll be okay. The noise is "alternator whine". They'll usually come in bursts of 3-4 thumps (maybe 4-5 seconds apart), and then they'll stop for a random amount of time. subwoofer makes pop noise? - the12volt.com It sou This usually solves most hum problems. In my experience with audio system in vehicles, it sounds like a ground issue. May 13, 2007 I had a subwoofer installed about 6 weeks ago and it sometimes makes noise even when the radio is off. But when the subwoofer is shut off it makes a loud "wump" sound every time. Jan 30, 2011. Subwoofer pulsing with no sound may be caused by the internal wiring of the subwoofer. Another potential reason behind your speakers making noise when the power is off is poor grounding. Noise From Speakers When the Car is Off? - Causes & How to Fix It I just hooked up a new power strip to my home entertainment center. Ride and Audio Sound Systems Issues. | Polaris General Forum Mysterious Subwoofer Thumping Polk Audio Forum It is more then likely engine noise. Press J to jump to the feed. Finally, go back to a 'known' situation, hook the other sub up the same way and see if it happens. Radio keeps receiving power The subwoofer works well when receiving a signal from the receiver. From the back of the amplifiers, disconnect the speaker's cables. Disconnect the connector from the power seat switch. A popping noise from the subwoofer indicates a power mismatch in the circuit. Subwoofer makes a booming noise when power goes out! 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