Mounting the amplifier to the metal of the vehicle, including putting the mounting screws into metal, can cause problems for your amplifier. We’ll start with the good news. It's important that you disconnect the speaker wires from the speaker terminals of the amplifier and disconnect all RCA cables from the RCA jacks of the amplifier. If you haven’t found the problem yet, it’s time for a classic engineering solution: try to isolate the vault within the system. Amplifiers can go into protection mode for several reasons. Sometimes the protect light turns on for two seconds when the amp does, like a check engine light, and then shuts off. Check to make sure that a speaker wire isn't being pinched somewhere between the amp and the speaker. One minute it's working and the next minute it's not, usually with the green power LED on the amp turning to red or orange. Then add the speaker wires one at a time. Did the amp malfunction as soon as it was turned on? Manuals contain a tsunami of information, so if you’re overwhelmed, here are the things to look for: If the last part is true, you’re on easy street. We hope you’re back to listening soon, hassle-free. Amplifiers are often designed to go into “protect mode” to avoid further damage to internal components. New member. everthing was fine until i connected the rca's so i say find a better ground. Many have flat repair rates that are very affordable and cover parts and labor as well as return shipping. I have a head unit and a 5 channel amp running 2x 6.5" speakers, 2x 6x9" speakers and a 12" sub. If your amp isn’t a code-talker, it’s still important to understand what its lights are saying at all times. If you discovered a problem with your amp’s internal wiring with the multimeter in step 3, you likely won’t be able to fix it on your own. Just check what sequence the light is blinking in, look in the manual to see what it means, then skip ahead to where we talk about solutions. I tested everything and it was working good so I thought I'd start the car and go for a drive. First, you’ll want to check for power, as outlined in the “if your amp doesn’t power on at all section,” just to cover your bases. These amps indicate protect mode by blinking the power light before shutting down completely. To verify that this is your problem, touch the black end of your multimeter to some inert metal on your car, then the red end to your amp’s ground terminal. Pro installer checked setup and says it's all good, though. If your amp feels like a hot stovetop, check and see if you’ve plugged it into a unit with a lower resistance (measured in ohms) than the amp’s minimum. To verify that the speaker is the problem, get your multimeter again, and test its ports this time. A good sign of this is if the voltage on every terminal in your battery is low. No car is complete without a stereo capable of blowing out the eardrums of everyone in a 5-mile radius, but you might think you can’t, If you are tired of the poor quality of the preinstalled factory speakers in your car, a 3-way speaker is the best option to improve, If you are looking to upgrade your car’s sound system, but limited space is an issue, an 8-inch subwoofer may be the perfect option. Good luck! You’ve probably thrown a circuit breaker in your home before — it’s exactly the same principle, though a little more complicated in execution. Tear it down. Make sure none of the connections have rattled loose from driving on bumpy roads, and check that they’re all free of dust, debris, and oxidation. You may also be interested in How to Install Your Own Car Stereo System . You can get a cheap one for about $25, or just borrow one from a friend. Car Amplifier Car Audio Car Car Mp3 Player Vehicle Youtube Projects Log Projects Vehicles. It mainly occurs when I try to get my subs louder. The boring but practical answer: read your amp’s owner’s manual. Here's a brief troubleshooting method that will hopefully help you if your amplifiers ever go into protection. Some protect lights are green or blue instead of the usual red. Hi can anybody help me with this? Your amplifier in the car may be overheated. This is also a good time to make sure that the amp is not directly touching the metal of the car at any point. Also check that the speaker wire or speaker terminals aren't touching the vehicle metal near the speaker opening. When something goes wrong in the amp’s wiring, the protection circuit trips, shutting down the entire amp to keep the problem from getting worse. All rights reserved. Amplifier Protection Mode Troubleshooting Try to determine the cause. Step 6: Unplug the amp from the head unit. I just installed a jlaudio jx 500/1 and 10" tw3 in my 98 volvo v70. Did it cut out after you hit a bump (a wire connection may have come loose)? If the amp is OK in this torn down state start reconnecting wires until you find what causes the problem. Low voltage can be caused by bad grounding. I have an 1100 watt boss mono block amp, I have 2 12" Rockford fosgate shallows dropped to 4 ohms hooked up, I have to have the amp turned all the way down and u can't turn my radio up passed 30 before the amp goes into protect mode. Hi guys. Try to determine the cause. Step 4: Check that you have a good ground. Why is My Amp Going Into Protection Mode When I Start My Car? Even so, following these six steps will get you through 90 percent of cases. Almost all amps (and all amps you should be buying) are engineered with protection circuits. In that case, you’ll need professional assistance. Tear it down. If overheating is the problem, attaching a fan to your amp might also extend its life. Take it to a well-regarded sound technician. 7 Types of Car Speakers: What Are Their Differences? Get the amp down to it's most basic state. Get the amp down to it's most basic state. The amplifier is overheated because of the lack of the flow of the air. If you lost it or threw it away, you can almost always find it in PDF form by searching the model number. One of the more confusing car stereo problems can be when an amplifier goes into protection mode. Car Audio Forum > Car Amplifiers Forum > Archive through July 28, 2011 Forum ... Amp won't stop going into protection mode . If the speaker wires cause the problem then they are probably touching metal. Once I started the car though, the amp went into protection mode. If it reads more than 0.1V, your amp is almost certainly in protect mode because of bad grounding. Click here. If the voltage remains near or above 12v but the amp still goes into protect mode, disconnect all speaker wires from the speaker terminals of the amp and disconnect signal cables from the amp. Amplifiers are often designed to go into “protect mode” to avoid further damage to internal components. Bottle Jack vs Floor Jack: What’s the Difference? We don’t recommend taking your amp apart unless you’re certain you can put it back together. and it was a bad ground at the amp. I had a working Pioneer GM-D8601 powering a Kicker 12" DVC @ 2 ohms. Don't let the amp touch the screws used to moun the wood board and don't use screws so long to mount the amp that they go through the board and touch the vehicle. If the Protect Mode Light Turns On . If the voltage is less than 12V with your car’s engine on, something has gone faulty inside the speaker. If it starts right up as normal, the problem is in the speaker — your amp has just shut down to protect itself. Next, check that your amp’s grounding cables are securely attached to the car. I have an xplod system, the amp is 1200W max 2 channel at 200w RMS each channel, and then I have 2 xplod's 12 inch … 10 Best Car Stereos Under $200 in 2020 – Reviews & Top Picks, 10 Best 3-Way Car Speakers of 2020 – Reviews & Top Picks, 10 Best 8-Inch Car Subwoofers of 2020 – Reviews & Top Picks, What color the protect light is supposed to be, If the protect light blinks in code to tell you what the problem is. Can get a cheap one for about $ 25, or just borrow from! This page is a very basic introduction into car audio amplifier installation decks and door panels can touch! In power protection mode for several reasons doesn ’ t even have power lights but! Audio Forum > car amplifiers Forum > car amplifiers Forum > Archive through July 28, -! Get your multimeter again, and yes, protection mode | affiliate Disclaimer | one from a friend the! 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