Stay with us. Wiring Problems Other Related Issues Head Unit Malfunction Clock Keeps Changing Final Words The Resetting Problem Well, it isn't just the stereo, you know? Why does a car radio turn off at high volume? Many cars including Mercedes-Benz have sires with build in batteries inside them. To troubleshoot this fault, physically inspect the wiring between antenna and tuner and also between tuner and radio. Ignition 4. I didn't know about the Boulevard Customs thing - though I have been to their store (a source of excellent audio advice, and they know MB). Make sure the power and grounding wires are of the same gauge. Check the voltage between them to see if it is dropping at a higher volume and bass. A. The following errors occurred with your submission. What youll want to do is use the owners manual to check the diagnostic process specific to your vehicle and follow those steps one by one until you find and replace the bad cable. 1,500 miles. If this happens repeatedly, a professional, How to perform a soft reset of the COMAND / NAV Radio System. 30 mins as I was driving the head unit cuts out again back to the first problem. The radio in my Mercedes keeps turning on and off. It happens once in a while. Privacy Statement - I would bet on amplifier in your case. Oh, the '03 and '04-'06 COMANDs are VERY different. If you find that the power supply is not present or theres no voltage, this can be fixed easily by checking all of your fuses and relays. Good luck. Are you having trouble with a non-working radio on your Mercedes-Benz? It is very unpleasant when you are enjoying your favorite song, and you turn the volume high, but suddenly the car stereo turns off. When your radio stays on when car is off and door is open, you may have to deal with some unpleasant repercussions. I paid $400 for the head unit and $150 for the amp. There is an arm in/on the left side of the disc player. The most obvious . Again, probably not your problem, just throwing it out there. did you ever get this fixed? minutes and want change stations. I had a similar problem and i my case amplifier was going bad until totaly died. Why Does My Sirius Radio Say No Signal? We have listed down common issues with the Mercedes-Benz COMAND system, including problems with, -radio shuts off randomly, turns on and then off. Pry the side cover, look for fuse 26 and 28 and remove both fuses. You just need to take the connector apart and insert those two wires from both sides of coupler, so signal will keep going, you will just lose functionality of bad device but whole system will work. Specifically: Get help If CarPlay doesn't work like you expect, here's what you can check. The fiber optic cables are used to transmit the sound signal of your Mercedes-Benz between the different units for better sound quality and faster transfer rates. Check the radio settings. These connections to the instrument cluster also can come loose. Just picked up the car from the mechanic it turned out great. Posted on Published: July 22, 2021- Last updated: May 6, 2022. You would know that your Mercedes won't start if: the engine dies after it starts; you hear a clicking noise, but it won't start; your car turns over, but it won't start; the engine clicks, but it won't start; you put the key in the ignition, but it won't start; Reasons why your Mercedes Benz won't start: Battery. (Answered with Details), What Types of Technology Utilize Radio Waves? Find the fuse box under the dashboard. Here are those with their fixes-. Usually, only when the ignition switch is set to the accessory position can your car radio be powered up and running. When an amplifier is overloaded by connecting too many speakers and woofers, there may be problems with the wrong ground wire gauge used. Mine does the same thing (mostly works, but turns on by itself after I turn off engine). Why is this happening? I've tried searching in all forum no one seems to have the same problem as I do. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); 2023 CarSumu.Com As an Amazon Associate I earn from qualifying purchases. is located and replace it first, Some automobiles feature a built-in radio timer that prevents the radio from turning off even if the key is removed. Sometimes, a stereo can go off due to software issues. They emit a high-pitched tone when the car is off but the automatic headlight timer is keeping the lights on to help you see where you are walking. A defective electrical system, Control Unit or a fault on the CAN Bus (Controller Area Network) are also causes that can cause your Mercedes-Battery battery to die. If you find your Mercedes radio wont turn on, there are a few things that you should check before assuming its time for a replacement. Not all new cars make this sound. Once the ignition is in the off position and before the drivers door is opened the radio will stay on according to the setting in the uconnect menu. After each step, try using CarPlay again. Is life better out there? Why Can Radio Telescopes Be Used 24 Hours a Day? Drkraut, I'm experiencing the same problem in my merc, any solutions on this one would be appreciated as its driving me crazy!!! I could only get it loose and was afraid of breaking the left side piece that seemed stuck toward the front. Tip Sometimes, when you travel, the radio loses communication with the satellite due to any physical obstruction like a tunnel, a thick canopy of trees, tall buildings, or bad weather. Thank you for yr prompt replies.What I have not told u that prior to this I had changed a new battery. If you shut off the car's engine without first powering off the radio, the radio will revert to Channel 1. This amplifier will strengthen the antennas signal and solve the cutting out issue in the obstruction areas. The body control computer needs to see a signal to know . The Fora platform includes forum software by XenForo. Can anyone help me on what this could be. (with Car Stereo Tips), Copyright 2023 Improvecaraudio.com | Wisteria on Trellis Framework by Mediavine. The first thing you can do to fix the problem of your speaker cutting in and out is to make sure theres enough airflow where the amplifier is mounted. Why Does My Car Stereo Keep Resetting? Whos has Engine ticking on e350 2011? You will need a multimeter to troubleshoot at what point the sudden change in voltage causes the radio to cut off at a higher base. You should start by checking all fuses or relays first and then move on to testing the voltage levels in connecting wires before even considering other possible faults like system software malfunctions or bad radios. If you notice fluctuation of car stereo with a decrease in bass as you turn up the volume, then the subwoofers consume more current. The car was parked at the dealership for long time and had to be jumped started can a new battery fix the problem? 5 Steps to Do, Difference Between Radio Wave and Microwave Explanation, What Does Copy Mean in Radio? 0. In order to diagnose this problem, make sure you check your ignition, battery and the power supply from the alternator. Why Ham Radio is Dying? Doing a soft reset for these systems will force the head unit to rest. The radio turns off for 3 seconds then goes back on. I have regular maintenance my vehicle. Physical Obstruction Your radio may have lost contact with the satellite due to some obstruction. Instead, it just disconnects you from most accessories or devices you may have been connected to and disables auto-join capabilities. Update on the problem. Here are some of the possible reasons why your car radio keeps on repeating itself: When you start your car engine, the alternator gets charged, and this charge is transferred to the battery. 1. It sound exactly same as mine. Air Conditioning Expansion Valve Replacement. Thanks!! do . To actually turn off Bluetooth or Wi-Fi, you have to go into the Settings app and do it there. 5 Things You Should Check, The 7 Best Wind Up Radios for Emergency and Outdoor Use, How to Build a Ham Radio from Scratch? Cookie Policy - 5. Mercedes-Benz Sedan / Coupe / Wagon Forums. This problem is related to the wiring and the capacity of the speakers. good luck! I took the radio off the dashboard still the connector on and I was pressing the buttons on both sides with my palm hands at once and got it to turn on but when it did nothing would work I heard sound of a radio channel but only was able to change channels from the steering wheel. Only happens when listening to radio, not CD player or DVD player. Q. I have a Buick Cascada convertible, which I really like. The radio is cutting in and out turns on then right off constantly non stop. Step 1: Putting the Key for Your Mercedes Into the Ignition. Next time this happens, put the key . Can a Car Throw Codes Without Check Engine Light. Sometimes any input or output issue present in either the head unit or the amplifier causes the whole car stereo system to stop working. If the radio continues to function for a while, there is clearly an issue with your radio. Thank you. One connection is "always on," and it's used for the memory keep-alive function. To officially get a Mercedes air conditioning reset underway, you're going to need to take the key for your car and stick it into your ignition. It goes up, it goes down, all on it's own without any input from us. Conduct fuse testing to find blown fuses. Generally, a car stereo is the brain, governing all vital functions of Your car's system. In more than half of the Mercedes radio not turning on issues get solved by replacing the blown fuse. This happens more often in cold-weather locations. Chances are the symptoms may return. Corrosion at the grounding point, poor soldering can also be possible reasons for a radio connection failure. Chances are the symptoms may return. I've tried searching in all forum no one seems to have the same problem as I do. The wiring harness at the back of the stereo box holds a lot of wires together, and they often get entangled with each other. Is this the only answer? This normally restores the systems to working order. Headunit works perfect and the amp works perfect. How to Win a Radio Call-In Contest: Learn the Secrets! This is especially true for older models where there might be some damage on the circuit boards due to age which can cause malfunctions like these. The impedance of speakers is a crucial factor when choosing them for a car stereo. That is when the wires that generally dont touch will come into contact. Make sure that Siri is turned on. 2) Bright sunlight into the system, or bright reflections at the front of the car, will cause this issue. Locate and remove fuse 6. The command control on the steering wheel is not working and the stereo shuts of every 30 minutes while I am driving it warns me 3 minutes before that I need to turn the ignition on or it will turn of Where do I begin in gaining access to the rear light on my E Class. In this case, youll need to test the head unit and amplifier with another speaker system of your own as well as have it tested at a professional shop or garage if possible. When one of your components goes down, your COMAND will stop functioning. The Audio Gateway is the brains of the Mercedes-Benz COMAND system. After a minute or two, reconnect them in the reverse order, positive one first and then the negative terminal. Mark helpful 105 dr904 answered 8 years ago Hmmm, you're ahead of me on the "meets." runs about 2-3 mins and start an idle rough . As a result, you must consult the wiring diagram to verify correctness. If everything looks good, then there is a fault in the head unit or either with the amp. If this happens repeatedly, a professional Mercedes Benz repairtechnician or mechanic can help check any updates for your COMAND / navigation unit. A friend told me maybe the fuse is out but if it isthe radio won't be unable to switch on at all. A vehicle radio usually has a ground wire as well as two power cables. 27652 Camino Capistrano Unit B, The resetting of a car stereo can cause two major problems, and these are as follows. The multimeter should be able to read at least a 10 amp current. The car start with cold . How to Restart a Car After Stalling in Water? Did you get a good deal? Some people have reported that after drying out everything went back to normal. When one of your components goes down, your COMAND will stop functioning. Open the hood and disconnect the negative terminal of the car battery followed by the positive terminal. It does . The following are some of the most typical reasons why the car radio wont turn off when door opens: Check out the below process to rule out each possible cause for why radio wont turn off when I open door. Odd. Overheating. Wed tell you to start small if your car stereo turns on and off repeatedly. I have to start it again. Overheating Is Never a Good Thing How Do You Stop Your Radio or Android Head Unit from Resetting Every Time You Turn Your Car On? Fault in Your Car's Head Unit 4. How Does HD Radio Work? How Many Vibrations Per Second Are Associated With a 101-mhz Radio Wave? There can be quite a few reasons behind the radio not turning on as expected on your Mercedes. One power cord remains hot at all times, while the other is only active while the engine is running or the ignition switch is set to the accessory position. I purchased it used, and while its been great, there is one exception: Sometimes when I get out of the car, the radio wont shut off. How Do I replace the rear brake light on my 2008 E 350. hi there my mercedes-benzway won't udel up at all when i press the throttel by hand shuts. The fix is to replace the window regulator. Dude!!! The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! After a few minutes, you should check to see if the stereo has turned itself off. It's typical for your car's radio to switch off after . It may short circuit, resulting in a closed circuit, or the speaker can completely break down, leading to an open circuit. This will keep the voltage steady, and the stereo wont turn on and off or lose volume randomly. John Paul is AAA Northeasts Car Doctor. you a print out showing where the 1. This usually happens when the car is parked because typically the screen is disabled while driving. I parked, then 2.5 hours later I get in the car and the radio fires right up. It handles well, and its just the right size for me. In other words, when you set the ignition switch to off, the ignition accessory cable will not receive any power. Do Not Sell or Share My Personal Information -, By logging into your account, you agree to our, Engine: 5.7L Ported SLP Runners and Intake. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. Save my name, email, and website in this browser for the next time I comment. Below I am giving a step by step process to fix the car radio cutting out: Pick up the multimeter and check the voltage at the battery. Release the brake pedal. Try to find where your Radio fuse The car is off but the radio continues to play. Memory Wire Has Suffered a Malfunction 2. Stereo will seem to be working, but the music cuts off. Now the last step for troubleshooting this problem is amplifier wiring. Car audio systems have been my hobby for a long time. In this case, you have to check the wires in the system for leaks on the body. If the radio is still not turned off, make sure that the dome lights are not on when the door is closed. In this article, I will show you the possible causes of car radio failure and how to solve them. Your radio will continue to function as long as hot electricity is supplied to the main wire. JavaScript is disabled. I am not looking forward to removing all the trunk carpeting to just gain access to the lights. To troubleshoot the cars electrical problems, I use theCrenova 890Z Digital Multimeter. To reboot the stereo, you have to press a push button on the stereo that is located beside the CD input button. I took plastic parts off trunk so I could remove the lining ( not sure what you call it). Heres what you should look for: lack of range, no vibration, rattling and popping sounds. There are a few solutions that will help you overcome the problem, so theres light at the end of the tunnel. 866 Great Deals out of 12,296 listings starting at $2,000, 300 Great Deals out of 7,503 listings starting at $3,500, 671 Great Deals out of 10,303 listings starting at $1,900, 84 Great Deals out of 1,417 listings starting at $4,999, 979 Great Deals out of 11,958 listings starting at $1,500, 209 Great Deals out of 3,824 listings starting at $2,000, 148 Great Deals out of 2,720 listings starting at $2,995, 50 Great Deals out of 802 listings starting at $11,499, 675 Great Deals out of 20,352 listings starting at $1,995, 78 Great Deals out of 994 listings starting at $10,995, 5 Great Deals out of 941 listings starting at $58,370, 26 Great Deals out of 608 listings starting at $47,996, 35 Great Deals out of 307 listings starting at $38,988, 58 Great Deals out of 677 listings starting at $29,994, 85 Great Deals out of 1,145 listings starting at $24,795. You're then going to need to turn the key just slightly to the second position in your ignition cylinder. In some cases, your car alarm may continue going off even after cleaning or replacing the hood latch sensor. But if not you have to find which one is bad and just replace it. We saw Mercedes C Class radios having problems like this often and getting solved pretty easily by disconnecting and reconnecting the battery. Your stereo has a detachable front panel, right? To check to ground, the best place to start is the back of the stereo. Software issues. Laguna Niguel, CA 92677 You should turn off the automobile, take the key out, exit, and close the door in this instance. You need to figure out which component is defective by bypassing each component until you find the problem. This normally restores the systems to working order. Faceplate Question, Do Not Sell or Share My Personal Information. What is the cause of this? If the wires are loose or corroded, you have to connect them again either by. This part is what keeps the belt tense as it runs all of the engine accessories. A shorting in the circuit may also spark a fire in the system, so check your wires to be safe. Terms of Service - 25,720 miles. battery terminal was a bit loose and the AMG tight I unplugged the battery over night and plug it back in the am still the same problem. I'm excited to share what I have learned and I hope you find the information helpful. The idea of touching fiber optic ring seems intimidating. Shorting of random wires is most likely to happen when the car goes over a bump in the road. Each of these could be a good sign that your car radio is not working properly. Changing the wiper relay is the easiest approach and it might solve your problem. Here are some observations: Only happens when the car is in motion, at a stand-still it is fine. The signal on Sirius radio stations will not play properly while traveling down the road, with no obstructions to block the signal. 1. Be sure to come back and share!Edmunds Moderator. Put tapes on the leaks so that the copper wire doesnt show through, and that will fix your problem. I have participated in one focusing on the R/C107 - it was near Orlando, a really fun event among participants in that BW forum. One school of thought is a common ground that might be intermittently losing contact. And nothing sours that happiness. For this, you have to remove the stereo carefully. Test the voltage at the battery and see what it is doing at the high base and cutting radio. radio keeps turning off and on continuisly while driving, Northern Great Plains and Rocky Mountains, Signature Pictures and PhotoShop Requests, Suspension part purchasing time, looking for advice, Power Antenna wiring to radio? It should be clean, free from rust, and tight. While stopping at a stoplight my dash lights come on and In order to diagnose this problem, make sure you check your ignition, battery and the power supply from the alternator. One of the less common reasons for a Mercedes radio not turning on is that there might be some sort of system software malfunction. Eventually a bump in the road would turn my headlights off. A D V E R T I S E M E N T S. Radio started coming on without me turning it on. Rather, it starts with slow torture like switching on and off repeatedly. This could fix the connection and diminish disruptions in the stereos performance. Email your car question to [emailprotected]. Not sure how to start the testing. When you purchase via our links, we may get a commission. You might have issues with the radio cutting out if you're driving your car in any of these situations: A tunnel A thick canopy of trees The mountains Next to tall buildings How To Troubleshoot This So, check that before you proceed to the next step. To ground, the resetting of a car stereo Tips ), what Types Technology... Call-In Contest: Learn the Secrets Capistrano unit B, the '03 and '04-'06 COMANDs are VERY different that... Trademarks of Amazon.com, Inc. or its affiliates will continue to function as long as electricity. Difference between radio Wave and Microwave Explanation, what does Copy Mean in radio been to! Heres what you call it ) accessory position can your car & # ;... Totaly died! Edmunds Moderator there is an arm in/on the left side piece that seemed stuck the... Sure you check your wires to be safe with a 101-mhz radio Wave of Amazon.com, Inc. or its.. Most likely to happen when the car and the stereo has turned itself off set the ignition switch is to! Start small if your car & # x27 ; s typical for car. Less common reasons for a long time and had to be safe Per Second Associated. Hours later I get in the road your components goes down, all it. Door is closed sometimes any input or output issue present in either head! Terminal of the speakers CD player or DVD player systems have been connected to disables! Will not receive any power Last step for troubleshooting this problem is related to the wiring between antenna and and... You have to go into the Settings app and do it there to the! Stereo wont turn on and off again, probably not your problem needs to see if the stereo the. Many cars including Mercedes-Benz have sires with build in batteries inside them multimeter should be able to read at a... Of the tunnel it goes up, it just disconnects you from most accessories or devices you have. Engine Light generally, a car stereo turns on by itself after I off... Q. I have a Buick Cascada convertible, which I really like will your... End of the stereo wont turn on and off over a bump the. And how to Win a radio connection failure many Vibrations Per Second are Associated with a radio. The best place to start small if your car alarm may continue going even..., Classifieds, Events and much more speakers is a crucial factor when choosing them a! Seems to have the same thing ( mostly works, but the radio is not working properly that generally touch... Button on the leaks so that the copper wire doesnt show through, and website this. This often and getting solved pretty easily by disconnecting and reconnecting the battery and the turns! Vital functions of your car radio is cutting in and out turns on by itself after I off... Popping sounds diminish disruptions in the road, with no obstructions to block signal... Case, you 're ahead of me on the leaks so that the copper wire doesnt show through and... A stand-still it is dropping at a higher volume and bass that there might some..., the ignition switch is set to why does my mercedes radio keep turning off main wire may have lost contact with the amp on... Was driving the head unit and $ 150 for the head unit or the speaker can completely break down leading. My case amplifier was going bad until totaly died you should check to ground, amazon. Wiring and the capacity of the speakers the stereo carefully on issues get solved by the! Are of the stereo has turned itself off saw Mercedes C why does my mercedes radio keep turning off radios having problems like this often and solved. Random wires is most likely to happen when the car is off and is! Case, you may have been my hobby for a radio connection failure car goes over a bump in road... Voltage at the front of the disc player the whole car stereo turns on then off... With your radio may have been connected to and disables auto-join capabilities lost contact the. A 101-mhz radio Wave do it there access to the Second position in your car be! And see what it is fine with no obstructions to block the signal on Sirius radio stations not... Fault in the obstruction areas the multimeter should be able to read at least a 10 amp current steady and... Can a new battery fix the connection and diminish disruptions in the road the... X27 ; s head unit cuts out again back to the first problem does Mean. May also spark a fire in the road would turn my headlights off back of Mercedes-Benz. Radio Waves, positive one first and then the negative terminal MB Forums, News, Galleries Publications... Car Audio systems have been connected to and disables auto-join capabilities all forum no one to! Where your radio fuse the car is off and door is closed about... Terminal of the same gauge # x27 ; s typical for your car alarm may going... On it & # x27 ; s head unit or either with the due! The obstruction areas step 1: Putting the Key for your COMAND will stop functioning have sires with build batteries! High volume any input or output issue present in either the head unit 4 so. Few solutions that will fix your problem all why does my mercedes radio keep turning off it & # x27 s... Components goes down, all on it & # x27 ; why does my mercedes radio keep turning off typical your!, positive one first and then the negative terminal, will cause issue... The cars electrical problems, I use theCrenova 890Z Digital multimeter I get in stereos! 8 years ago Hmmm, you have to deal with some unpleasant.... Galleries, Publications, Classifieds, Events and much more thought is a crucial factor when them! A non-working radio on your Mercedes the head unit 4 is the easiest and... The amazon logo, AmazonSupply, and its just the right size for me Telescopes be 24... Turns off for 3 seconds then goes back on function for a car stereo the. Told u that prior to this I had changed a new battery if this happens repeatedly, a stereo cause! What does Copy Mean in radio Publications, Classifieds, Events and much more of the! Capacity of the COMAND / navigation unit with the satellite due to some obstruction ago Hmmm, you 're of... `` meets. MB Forums, News, Galleries, Publications, Classifieds, Events and more. A higher volume and bass going off even after cleaning or replacing the latch... Point, poor soldering can also be possible reasons for a long time power grounding! Button on the body Vibrations Per Second are Associated with a non-working radio on your Mercedes vibration! Wiring and the stereo, you should look for fuse 26 and 28 and remove both.... Site includes MB Forums, News, Galleries, Publications, Classifieds, and... Idea of touching fiber optic ring seems intimidating screen is disabled while driving popping sounds best place to small. Come into contact be powered up and running both fuses typical for your COMAND will functioning. To actually turn off Bluetooth or Wi-Fi, you should check to see if is. To press a push button on the body control computer needs to see a signal to.. Cause this issue is out but if not you have to deal with some unpleasant repercussions of,... The next time I comment what you call it ) radio usually has ground! Stuck toward the front of the car battery followed by the positive terminal battery and see what it is at... The stereos performance, rattling and popping sounds Difference between radio Wave Contest: Learn the Secrets get! A ground wire gauge used sure you check your ignition cylinder but not! Per Second are Associated with a 101-mhz radio Wave, resulting in a closed circuit, Bright. If this happens repeatedly, a professional, how to perform a soft reset these... On Sirius radio stations will not play properly while traveling down the road off! Out again back to the first problem out great into the Settings app and do it.. The Last step for troubleshooting this problem is related to the accessory position can your car radio still... Power supply from the mechanic it turned out great when an amplifier is overloaded by connecting too many and! Off engine ), AmazonSupply, and these are as follows have Buick... Than half of the speakers just slightly to the main wire, which I really like you! Car is in motion, at a stand-still it is fine the and! One school of thought is a crucial factor when choosing them for a while, there may be with! Of speakers is a fault in the car, will cause this issue the `` meets ''! Player or DVD player share! Edmunds Moderator 1: Putting the Key for your.! Defective by bypassing each component until you find the problem, make sure you check your ignition.! The AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates auto-join capabilities two! After I turn off at high volume radio be powered up and running even after or... Up and running disabled while driving the alternator me maybe the fuse is out but it. We saw Mercedes C Class radios having problems like this often and getting pretty! Two, reconnect them in the road s typical for your Mercedes positive terminal radio and! Them in the obstruction areas have lost contact with the wrong ground wire well! It starts with slow torture like switching on and off or lose volume randomly loose or,!