Some aftermarket systems come with a special security feature that protects the system from theft. If your amplifier goes into protect mode, try disconnecting the speakers. If the battery voltage drops, less current flows, and eventually there is not enough to make the components work. If I turn the stereo on without the RCA's plugged in, it does not go into protect. In 2015 and 2016 the Model S was the world’s best-selling plug-in electric car. Protect car battery by putting interlock device in Sleep Mode. Earlier this week my amp was working perfectly. I have 2 subs bridged into my amp, i just got a different car and they are not as loud in this car as my other car for some reason and the amp goes into protect mode when i am driving. I went through the regular troubleshooting of unplugging the speakers and RCAs, then it came out of Protection. Most modern cars with a fairly healthy battery should last at least 2 weeks, without needing to be started up to re-charge the battery. Next, I took the fuse I tested in it and plugged it back into a working amp of the same model, which ran fine (so I know the amp isn't just killing fuses). It is likely to solve the problem. The 12V power circuit is protected by a 15 or 20 amp car fuse. Saved by Kyle Lockard. I have traced all the wiring from the unit to the speakers and found no shorts, crossed connections or opens. History. Number1 Diamond Member. I have two 12" Kicker CVX's. Then one time yesterday I started my car and i noticed that there was no bass. If you can identify them try measuring them with a ohm meter. SbytovaMN/iStock/Getty Images. Watch as Allyn goes through some troubleshooting processes that you can try when your amplifier isn't functioning properly. Use 2 or 3 fans and 4 nylon spacers help cool down, will not into protect mode when turn up volume. Louie. Intoxalock is the only ignition interlock provider that offers a Sleep Mode option for your device, helping to eliminate issues other interlocks have while operating in cold weather.. Why do I need an interlock with Sleep Mode? If your warranty is about to expire, or has expired, an extended car warranty plan can save you thousands of dollars in repair bills. I have the factory stereo hooked up to a line out converter through the rear speakers...the system was working fine two days … Did you upgrade your car audio system? My amp is a Massive class D mono block 1200w. The protection mechanism usually places the amplifier into protect mode when it detects a short, and during this time it prevents power to the amplifier circuitry, thereby preventing harm to the speakers and expensive amplifier components. Causes of Limp Mode. Many modern cars have anti-theft systems that prevent the car from starting if the wrong key is used. Most amps feature low-pass filters that will clean up the sound for subs. It mainly occurs when I try to get my subs louder. In that case, the car’s system won’t be able to read the security code off the key fob. Okay, so I've narrowed down the problem. I think It's not getting enough power; is there anything I can do other than installing a new alt. Speaker Connections have 0 voltage across them. Briston, You could use a 3-channel amp or a 5-channel amp bridged into 3-channel mode. It has gone into "protect" mode. After a short period of not being moved, the keyfob goes into ‘sleep’ mode. 603 satisfied customers. It may unlock the ignition lock, but turning it will not start the car. This is different than an amplifier that is in protection mode but it is related. and a new battery. If the protect mode light disappears once you do this, you can conclude that there is something wrong with the speakers. Succeeding the Model S is the Model X, a crossover SUV. The clips are sprung, and should hold the fuse tightly in place. The Model 3 (at a mid-range price point), which is Tesla’s fourth vehicle, has been designed for the mass-market and has been put into production from July 2017. Username: Twiztid_blunt Post Number: 29 Registered: Apr-11: Posted on Thursday, May 12, 2011 - 15:45 GMT . Apr 17, 2010 #7 COuld be a shorted output transistor. by Craig Woodman . Car Audio Amplifier Troubleshooting . The actual model number of the amp would be useful. 1- Protection mode. It could be dead or low and needs charging. Feb 24, 2006 7,549 53 91. In any case, it is wisest to inspect for the most benign possible causes of limp mode first. The Limp Mode is actually the computer’s reaction to an impending or ongoing problem to notify you of what’s going on with the car’s system. Log in to post comments; Fri, 08/22/2014 - 16:53 Permalink. Read More. The male plug is sometimes used to feed power into a vehicle to recharge its battery because it usually has no regulatory circuitry between the outlet and the car battery. It was working great until randomly the amp went into protection mode. Check the battery connections. The protect light on an amp is there to keep the amp safe when something goes wrong. Richard, An online search for that amp came up with a 2-channel amp, which would be perfect for powering that sub in bridged, one-channel mode. Give us a call so an Advisor can help you sort out what you need and select the gear that'll work best for you. Premium Features: TACKLIFE T8 800A Peak Car Jump Starter. Are you ready for a dedicated subwoofer amplifier for your car or truck? Today, computers control the heating and air-conditioning systems, and even control most of the other convenience features in the vehicle, such as … Watch the light in case it turns off, meaning that the problem is likely somewhere in the wiring. In the BMW case, it’s always the driver’s fault, so you’ll just have to drop another $500 on a new battery and “registration” with the car. I was blasting music and all. It is a digital amp. The 10 amp fuse would normally protect a circuit carrying 7 amps: a 30 amp fuse would allow a 30 amp current to flow through, with possibly a disastrous effect on the unit or cable it was supposed to protect. Protect My Car provides consumers with the best extended auto warranty plans. So when the first thing I thought of was leading an extra wire from the hot terminal and connected it to the remote terminal. If a Mercedes goes into limp mode, it is best to get the vehicle back home as soon as possible to examine the issue. So I'm assuming that the amp gets a signal from the radio to turn on. So my amp keeps cutting off the power to my subs. twiztid_blunt. If your key has a "chip" near the base or a transponder built into the head, then even a copy of the key won't work. Cant find reset on kenwood kdc-mp342u is in protect mode. | Car Audio Q & A. I have a BOSS* PowerDrive 2000 watt amp driving an MTX 10" and a Pioneer 10". The said suspicious situations would include the condition of the wires of the speakers are touching one another and into short-circuiting. Industrial Technologist. But as soon as I plug in 1 RCA cable it goes into protection. Changing a fuse Each fuse is held together between two clips in the fuse box; these are also the fuse contacts. There is this provision that once the amp encounters something wrong, then it would switch to the protection mode. I even just wired a temporary in-dash volt gauge to the amp just to be sure the DMM isn't too slow. 650rms each. The same noise it makes when you turn it on. Shift to ‘engine start’ mode, plug the charger in and fix the terminals in the right places, turn on the charger, wait about 10 seconds, and see what happens. • This model replaced by the R2-500X1. Everything is still connected where its supposed to be. xxCarmaxx. help at all? I had her test the continuity of the sub by measuring across the subwoofer terminals. In the early 1980s, computerized vehicle control started with the emissions system, but soon computer use in vehicles became more prevalant. How long you leave a car without starting can depend on the condition of your car's 12-volt battery. Test it by disconnecting the amp. Probably already assumed, but when it does go into protect mode, I can hear the transformer click off. yes, right now the amp goes into protection mode when the DMM reads between 13.3-13.7v, then while its in protection it reads 14.0v, then when the amp kicks back on for half a second it shoots down to 13.6-ish then cuts out. power my subs will make popping noises and the amp goes into protect. Don’t be afraid of this warning sign, your computer is only giving you the time to do something about an imminent danger. New member. Okay, so I've narrowed down. Your radio may not be working because the protection mode has been turned on. And the volume control of most car stereos is the knob on the receiver or steering wheel controls, or the remote that comes with the aftermarket receiver. Overview Technologies Specifications Support Accessories Wiring Wizard. If the car is on but the engine is off they will work, but even then if i try to turn the amp up any from min. If you believe you have everything connected properly but the amp doesn't turn on, or if there is no output, these steps should help you track down the problem. If you’re working on a car amp, simply remove the red wire on its back end. When you see the charger has reached 13 volts charge limit in the car battery, unplug the charger, change the mode to 2 amps and continue. I checked my sub and the amp wasnt on. My planet audio amp 6000 Watts. You … Bronze Member. Protect mode is an inbuilt safety feature of your amp to avoid damage to internal components. I'm not finding an amp like that on the MTX website that I can check out. Username: Spmook Post Number: 2 Registered: Sep-04: Posted on Saturday, September 18, 2004 - 10:30 GMT . A 56 amp/hour battery should be able to deliver a current of 1 amp for 56 hours, or 2 amps for 28 hours. I replaced the power cord and fuse with known working ones, with no result. If there’s any doubt about the condition of the battery, start it once a … Start/stop technology increases the number of “starts” per trip 5-fold or 10-fold, which rapidly eats into the number of starts / stops before degradation becomes noticeable. When I turn the volume up the amp goes in and out of protect very quickly so it sounds horrible. Top. A question often asked is how to troubleshoot a car audio amplifier that is not working. Depending on your comfort level with auto maintenance, you may wish to examine the vehicle yourself and perhaps make minor adjustments or replace certain parts. Use a voltmeter to keep track of voltage variations. Learn more now! If there is a problem youll see a dead short between the leads. Car Audio Forum > Car Amplifiers Forum > Archive through September 26, 2004 Forum > Amp goes into protect mode when volume increases . If they turn out alright, try to jumpstart it. What Does It Mean When a Car Goes Into Limp Mode? Modern cars have a 12 volt battery. Overview. Why is My Amp Going Into Protection Mode When I Start My Car? Would a cap. Since the multimeter doesn't have a "continuity test" mode, I had her do the old-school Ohm method -- setting the meter to 200 Ohms. All ignition interlock devices have internal heaters to keep the device warm when it’s not in use. I have an A500 Behringer power amp that will not power up. Discontinued. 5 Reviews. Car Audio Forum > Car Amplifiers Forum > Archive through July 28, 2011 Forum ... Amp won't stop going into protection mode . 3. Car Amplifier Car Audio Car Car Mp3 Player Vehicle Youtube Projects Log Projects Vehicles. Car Electronics Technician. The first thing you should take a look into when the anti theft system car wont start is the car battery. Its capacity is measured in amp/hours. Yamaha RX-A1040 protection circuitry activated Hello all! 4-channel amps are usually for the four front and rear speakers in a car, while subs work best with mono subwoofer amplifiers. Not an easy job as the … read more. I just purchased a Yahama RX-A1040, hooked everything up, and when I went to turn on the power the red light in front of unit starts blinking. spmook. Would include the condition of the wires of the sub by measuring across subwoofer... Car provides consumers with the emissions system, but when it ’ s system ’. 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