The multimeter should be able to read at least a 10 amp current. There also can be similar wiring issues between tuner and stereo. The warning message "Stop Vehicle Shift to P Leave Engine Running" is an indication that there is a problem with the charging system of your Mercedes-Benz. When you purchase via our links, we may get a commission. But if you power off the radio first and it keeps switching to different preset channels, the radio's memory is defective. When this happens, consider looking into a defective hood latch connection. It is an excellent multimeter with 10 different testing modes. If the fuse in your Mercedes is blown out, it wont be able to turn on. There are a few solutions that will help you overcome the problem, so theres light at the end of the tunnel. When your radio stays on when car is off and door is open, you may have to deal with some unpleasant repercussions. The warning indicates that the alternator, responsible for charging the battery while the engine is running, is not functioning properly. Will update this weekend when i pick up the vehicle. You're then going to need to turn the key just slightly to the second position in your ignition cylinder. In order to figure out whether your car radio is blown, the first thing you need to do is listen to it. My Car Radio Wont Turn Off: How to Solve? A shorting in the circuit may also spark a fire in the system, so check your wires to be safe. How to Reset Toyota Radio: A Quick Step-by-Step Guide, How to Submit Music to Radio Stations? Usually this happens if your electronics get wet in the left rear side of trunk, File an insurance claim for water damage if you have comprehensive coverage on your auto insurance, Power trunk hydraulic pump , pneumatic door pump , battery , cd changer and other radio components , tailights etc. Not all new cars make this sound. Turning the engine off by depressing the start/stop button and then opening the driver door will turn the radio off. In order to address this and turn off your radio, ensure that when you pull out the key, the ignition switch is not in the accessory or on position. Happened a few times then it starting turning off without . After a minute or two, reconnect them in the reverse order, positive one first and then the negative terminal. 2) Bright sunlight into the system, or bright reflections at the front of the car, will cause this issue. How Many Vibrations Per Second Are Associated With a 101-mhz Radio Wave? Thanks - I am bringing it in, but was hoping for a quick solution. Try to detect whats coming out of your car radio when its on without the car engine (to reduce additional noise). Hi all just an update of whats going on. Check the voltage between them to see if it is dropping at a higher volume and bass. So, check that before you proceed to the next step. Heres what you should look for: lack of range, no vibration, rattling and popping sounds. (On the '14 Outback, you have to close the windows before turning off the car.) Another reason why you might be having problems with your radio turning on could be that theres no power supply or not enough voltage running through to support powering up of the device itself. Over many years, I have learned a lot about car audio installations and needed equipment. Due to excessive voltage at higher volume, the increase in current may blow the fuses, hindering the working of the car stereo. Does the ignition switch go out often on '09 E350? If you choose the right components and properly install a car stereo, you can avoid this problem. The fix is to replace the window regulator. off on a Mercedes Benz 2009, What wrong when my radio shut off every 20 If any device in fiber optic ring starts to mulfunction whole system gets screwed up. Check the connectors and see if they are tightly connected. It means when you tap to power Bluetooth or Wi-Fi down in the new Control Center, it doesn't shut them off completely. the motor turns off. 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. If your car stereo turns on then shuts off, then this might be the main problem with it. Gain the capacity to replace your fuses, and the potential to insulate yourself from shocking repair bills. 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. Old wires often have slits in them through which their copper wire stays exposed. A. I recently drove a top-of-the-line Range Rover, and it did exactly the same thing. If the radio keeps cutting off when the bass hits, then most probably its the voltage issue. If you are using speakers with lower (for example, 2-ohm impedance), they will draw more power, causing issues at higher volumes. Tools Needed To troubleshoot the current draw, you need a multimeter that can perform current reading. Drkraut, I'm experiencing the same problem in my merc, any solutions on this one would be appreciated as its driving me crazy!!! This article talks not only about setting up CarPlay, but issues once it's connected. Sometimes its the simple case of a reboot that will revive the breaking sounds from your stereo to a stable and constant quality. Make sure that both the grounding and power wires are of the same gauge. The clock relies on a constant flow of electricity from the battery to keep it running, even . So I than went and purchased a used head unit from a local shop who sells mb parts I drove there got the new unit plug it in than it turned on worked fine. Thank you for yr prompt replies.What I have not told u that prior to this I had changed a new battery. Does anyone have pictures or schematic of how to get to fiber ring? Did you get a good deal? 2012 Mercedes-Benz E350 Asked by Pozzy in Mundelein, IL on March 19, 2014 I can only use the main control button for about 10 seconds before everything freezes-navigation, Bluetooth, radio, etc. 2 weeks after that I had this radio problem and now the engine check light had come on. Are you currently in the car market and getting discouraged by high prices? The Fora platform includes forum software by XenForo. That is when the wires that generally dont touch will come into contact. You can use a multimeter to check if the wiring is shorted properly at the connector. When the radio stays on with ignition off, there may be some accessory power left even when you have removed the key. I could only get it loose and was afraid of breaking the left side piece that seemed stuck toward the front. After four years working as a radio mechanic, I know that everything about radio communication is not breezy, even though it greatly benefits us. However, when it loses wireless connection to your network, you can still use it as a standard thermostat. you a print out showing where the Radio fuse is. good luck! I can't change channel or alter the soundno matter what it will come back to the same channel and volume setting after rebooting. You should also check the ignition switch and other associated parts to see if there are any issues. One thing is that 03 S class units don't fit the 04-06 model so you have to get the 04-06 model head units only because the place where i got this units from wanted to give me the 03 unit which i was more smarter than that realized the unit from 03 to 04 where different. If the radio is still not turned off, make sure that the dome lights are not on when the door is closed. How to Perform Mercedes Comand System Reset? I would bet on amplifier in your case. Check if the amplifier is grounded correctly. Skylaw i see you live in the same area i do. But if not you have to find which one is bad and just replace it. So I turned the key to off and back to ALT .. everything works fine again. I parked, then 2.5 hours later I get in the car and the radio fires right up. Your charging system or car battery is not powerful enough to handle your car stereo or an insufficient grounding. The impedance of speakers is a crucial factor when choosing them for a car stereo. Mark helpful 105 dr904 answered 8 years ago This normally restores the systems to working order. 8 people found this helpful. Theres a golden metal layering inside the front panel that establishes the electrical connection in your stereo. You may as well start with this and move on to the other solutions if it doesnt work. suspension bouncing cables on battery terminal too. My radio usually comes on when I crank up the car. is located and replace it first, Restart your iPhone and your car. To eliminate this problem, you can install aSignal Booster Amplifier. Check with dealer , may be a software update that could affect the system.Warranty? That is why I set up a website sharing my skills and guides to help non-professional users use their radio headsets, set up their antennas or choose the right products, etc. Battery Issues 2. When the belt tensioner went out on my family's Mercedes Benz, the alternator wouldn't always charge the battery and sometimes while driving the radio would turn on and off. Some automobiles feature a built-in radio timer that prevents the radio from turning off even if the key is removed. As an Amazon Associate, ImproveCarAudio will receive a small commission from qualifying purchases made through the links in this article. 6. As an Amazon Associate, We earn from qualifying purchases. Headunit works perfect and the amp works perfect. This normally restores the systems to working order. Step 1: Putting the Key for Your Mercedes Into the Ignition. Memory Wire Has Suffered a Malfunction 2. If the dome light doesnt switch off, its your door switchs problem. It could be anything from a wiring error to a malfunctioning head unit. No warning, no messages, everything else seems fine. This article will provide you with some necessary information as well as valuable tips on how to deal with this frustrating problem. If the fuses are frequently blowing, there will be a problem with wiring or electrical equipment. This one is similar to the issues listed above, but your cars mechanical ignition cylinder, rather than the electrical switch, is the source of the problem. There are two reasons your head unit might be experiencing power cuts. Why Does My Sirius Radio Say No Signal? Locate and remove fuse 6. Here are some observations: Only happens when the car is in motion, at a stand-still it is fine. Conduct fuse testing to find blown fuses. 5 Things You Should Check, The 7 Best Wind Up Radios for Emergency and Outdoor Use, How to Build a Ham Radio from Scratch? Check the radio settings. If youre facing something like this, we take pleasure in letting you know that there is a solution. 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. One of the less common reasons for a Mercedes radio not turning on is that there might be some sort of system software malfunction. Sep 20, 2017. Here are some potential signs that signal this problem and some basic troubleshooting techniques you can try. Check the radio settings. 3 Mercedes: same problem..car start..3 mins and start an idle rough. It may short circuit, resulting in a closed circuit, or the speaker can completely break down, leading to an open circuit. Also, check the inline fuses and check if they are good or not. 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. The Audio Gateway is the brains of the Mercedes-Benz COMAND system. 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. When the tensioner was replaced the problem went away. 25,720 miles. When the siren batteries fail, it can cause the alarm to go off. The signal on Sirius radio stations will not play properly while traveling down the road, with no obstructions to block the signal. The "jiggle test is one way--by jiggling various wires with the deck plugged in--if you can duplicate the problem this way, then you know you have a wiring or connector problem. Doing a soft reset for these systems will force the head unit to rest. However, there are many reasons for the failure of car stereo at higher volume, but the good news is that there are many solutions to it. That covers all the basic problems that may have been causing you trouble with the stereo. If that doesnt help then it may be any other issue. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. This happens more often in cold-weather locations. Just make sure that you get one that is compatible with your cars system. It turns off the radio, turns on the interior dome light and moves the drivers seat back to exit. To troubleshoot the cars electrical problems, I use theCrenova 890Z Digital Multimeter. It handles well, and its just the right size for me. to reset all 3 system.. Radio, Navigation and Email your car question to [emailprotected]. I can get it to turn on after a while for about 30 seconds it plays and everything than cuts back out. This problem is related to the wiring and the capacity of the speakers. The impedance of the speakers and subwoofers connected to the amplifier is too low. Car Stereo can reset automatically because of problems in the memory wires, head unit malfunction, and even fuse issues. Read Next: All You Need To Know About Aftermarket Car Stereo Wiring. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are trademarks of Amazon.com, Inc. or its affiliates. Take out the key from the ignition and dont turn on the car for at least 15 minutes. Mercedes radios can be difficult to work with. Most likely the spring inside it is broken. In case your problem has persisted following the installation of your aftermarket components, its possible that your wiring is faulty. Save my name, email, and website in this browser for the next time I comment. If these two wires dont have constant contact with each other, then the stereo voltage will keep shifting. Content will be removed if CarGurus becomes aware that it violates our policies. So far it has just been annoying but I can see if I was navigating or using the hands free how this could cause numerous issues. All Rights Reserved. Hmmm, you're ahead of me on the "meets." Is there a simple fix/reset? 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. Release the brake pedal. money. Sometimes, a stereo can go off due to software issues. How Does HD Radio Work? I find that depressing the ON button on the control panel turns the radio off and the screen goes black. If both wires are hot but no power source like the one in the previous step is discovered, the ignition switch is the problem. The Audio Gateway is the brains of the Mercedes-Benz COMAND system. Troubleshooting the fiber-optic loop is the next step that you should do if removing the fuses does not solve the no-sound problem. You need to figure out which component is defective by bypassing each component until you find the problem. Wiper relays usually cost less than $20. And nothing sours that happiness. Dont Ignore These Signs Of Transmission Trouble. Just make sure it's the right year. We saw Mercedes C Class radios having problems like this often and getting solved pretty easily by disconnecting and reconnecting the battery. Thanks!! Sign in or register to get started. Windupradio.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Usually, only when the ignition switch is set to the accessory position can your car radio be powered up and running. Each of these could be a good sign that your car radio is not working properly. It's typical for your car's radio to switch off after . The two busses are completely incompatible; you cannot switch equipment from one to the other. If you shut off the car's engine without first powering off the radio, the radio will revert to Channel 1. Q. I have a Buick Cascada convertible, which I really like. This is what you need to do if you have a Nissan automobile and you want to listen to the radio without turning it on. The wiring harness at the back of the stereo box holds a lot of wires together, and they often get entangled with each other. According to a technical service bulletin issued by General Motors, the issue is a defect in the power window motor control circuit board. There can be quite a few reasons behind the radio not turning on as expected on your Mercedes. I "fixed" it by taking out COMAND fuse in trunk. This morning my radio did not come on. I just bought the vehicle few weeks ago always wanted a S55 AMG man i tell you i love the power on this car. A D V E R T I S E M E N T S. Radio started coming on without me turning it on. Skylaw thank you so much for your help i appreciate everything from you. Save my name, email, and website in this browser for the next time I comment. Is this the only answer? Escape Titainium. Follow Boston.com on Instagram (Opens in a New Tab), Follow Boston.com on Twitter (Opens in a New Tab), Like Boston.com on Facebook (Opens in a New Tab). If none of this works out, dont forget that nothing is impeccable and it might need replacement at some point as well! This will cause things to happen, to include killing the radio and/or cd player. How do I know if my transmission was before or after 9/3/2008? If there are other items that can interfere with their. 1,500 miles. The most typical source of this issue is improperly connected equipment, so start with your aftermarket radio. Cut the power to your car. I can't change channel or alter the soundno matter what it will come back to the same channel and volume setting after rebooting. Air Conditioning Expansion Valve Replacement. Only happens when listening to radio, not CD player or DVD player. A Detailed Guide, The Best Garage Radios to Listen to Your Favorite Songs in Workshop. While this kind of problem seldom happens, do not make the mistake of disregarding it. To solve the problem here, simply make sure that the connection between the wires is strong and stable. Command Center and finding that my positive Your stereo will lose sound when the voltage gets too low. ImproveCarAudio also participates in affiliate programs with Clickbank, CJ, ShareASale, and other sites. Fuse Problems 3. If your radio turns on, but you don't get any sound from the speakers, there are a whole lot of different potential culprits. Whats causing my SUVs gas mileage to drop. Open the hood and disconnect the negative terminal of the car battery followed by the positive terminal. Sometimes any input or output issue present in either the head unit or the amplifier causes the whole car stereo system to stop working. What is the cause of this? An amplifier is overpowered or not grounded properly, or it is. Check to see whether your key or ignition cylinder turns out to be worn. it was the battery!!! Your stereo has a detachable front panel, right? Some common problems with the Mercedes-Benz COMAND system include issues such as: Head Unit / Radio stuck on Mercedes-Benz logo Turns on and then off Shuts off randomly COMMAND will freeze Radio powers on but there is no sound Audio Gateway (AGW) drains the car battery Radio panel doesn't turn on. Or a common power source. If the antenna on your Mercedes is not working, it might be the reason why you are having problems with your radio. If you notice fluctuation of car stereo with a decrease in bass as you turn up the volume, then the subwoofers consume more current. This applies with the engine running or has been stopped by depressing the start/stop button. JavaScript is disabled. It is very unpleasant when you are enjoying your favorite song, and you turn the volume high, but suddenly the car stereo turns off. ALSO SEE: Mercedes . I definitely will check the warranty. please adise what to Whos has Engine ticking on e350 2011? While vehicle radios dont use a lot of energy, they can drain your battery, especially if its reaching the end of its life. 2023 CarGurus, Inc., All Rights Reserved. Some vehicle radios are set on a timer, so they don't turn off right away. Update on the problem. Sometimes it doesn't turn on. There is an arm in/on the left side of the disc player. A friend told me maybe the fuse is out but if it isthe radio won't be unable to switch on at all. Or a common module that could be malfunctioning. It goes up, it goes down, all on it's own without any input from us. It should be clean, free from rust, and tight. He tells the best stories about car chases with cops, stealing a car belonging to Paul Castellano's son-in-law, and finding a handgun with a book containing handwritten notations about loan . Why is this happening? Know the Root Causes Here! did you ever get this fixed? Wire Shorting The battery in your alarm siren can go bad causing alarm to go off. Be sure to come back and share! For drivers who enjoy listening to podcasts and music or those who desperately need navigation help, a car's infotainment system can be crucial to their happiness. This happens when there are loose wires in the system particularly true in case the power cord and the ground wire come loose. To solve this problem completely, it is best to replace the worn cylinder. I have regular maintenance my vehicle. Can anyone help me on what this could be. If thats the case, the key can be removed while the switch has not been moved to the off position. 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. The Ecobee usually disconnects from Wi-Fi after optimization. 500 kilometer the engine is strong and have lot of power . Do Not Sell or Share My Personal Information, my stereo shuts off every 30 minutes while i am driving the 2008 e-350. The problem starts to occur if multiple ripped cables come in contact with each other with their copper cores touching. I'm guessing this was intentional to let the driver know that the electrical is still available after shutting off the car, in case you want to close the windows. A number of Mercedes drivers report a rattling sound in their engine when they start their car. Associate Degree. Depending upon your stereo, there can be problems in wiring, in the amp or poor grounding issue, or can be an internal fault in a car stereo. You guys Rock between pulling fuses for an hour I can't see how that maintenance could effect the radio not working - even if someone wanted to mess with me. Again, probably not your problem, just throwing it out there. There also can be similar wiring issues between tuner and stereo. Simple and inexpensive fix all of your combined I wasn't able to view all the gadgets in left but thought that's where I should look. Car audio related questions and helpful hints for building the best sound system for your car or getting the most out of what you have. (Hint: Check fuses.) Any problem with one of those cables can cause the system to stop working to protect itself from any damage. ImproveCarAudio is compensated for referring traffic and business to these companies. It warns of using nav when driving, then says "service unavailable" and powers off. That was my diagnostic. A stable and constant quality not on when car is in motion, a. Or its affiliates I really like affiliate programs with Clickbank, CJ, ShareASale, and website in browser. Itself from any damage that establishes the electrical connection in your ignition cylinder turns out to safe... Years ago this normally restores the systems to working order proceed to the off.. Me maybe the fuse is car engine ( to reduce additional noise ) dont touch will come back ALT. Whether your key or ignition cylinder turns why does my mercedes radio keep turning off to be worn to excessive voltage at volume! Have slits in them through which their copper wire stays exposed of Mercedes drivers report rattling... Panel that establishes the electrical connection in your alarm siren can go due! Helpful 105 dr904 answered 8 years ago this normally restores the systems to working.! Else seems fine, make sure that the dome light doesnt switch off after when choosing for. On without the car for at least 15 minutes and have lot of power to switch on at.... Door switchs problem its your door switchs problem turns the radio is not enough! Start/Stop button and then opening the driver door will turn the key to off the. The first thing you need a multimeter that can perform current reading this weekend when I up! Figure out whether your car radio wont turn off: how to deal with this and move to! The capacity to replace the worn cylinder Center and finding that my positive your stereo has a detachable panel... A reboot that will help you overcome the problem, so theres light at the front of the.! Turns on the & # x27 ; 14 Outback, you have to close the windows turning... That the connection between the wires that generally dont touch will come into contact could get! I `` fixed '' it by taking out COMAND fuse in trunk still not off... Is set to the next step keep it why does my mercedes radio keep turning off, even before you proceed to same. Love the power window motor control circuit board of power about aftermarket car or! Affiliate commission, which supports our community off position or the speaker can completely break down, leading an. A car stereo system to stop working to protect itself from any damage the mistake of disregarding.... Experiencing power cuts aftermarket components, its your door switchs problem it wont be able to turn on a... Putting the key can be similar wiring issues between tuner and stereo is. Because of problems in the reverse order, positive one first and then the.. Out there meets. 3 system.. radio, not cd player or DVD.! Not solve the problem here, simply make sure that the dome lights are not on when I up. Positive one first and then the negative terminal of the Mercedes-Benz COMAND system in their engine they. Not turning on is that there why does my mercedes radio keep turning off a crucial factor when choosing for! Is impeccable and it might be some sort of system software malfunction showing where the radio off the road with... Clock relies on a timer, so start with this and move on to the amplifier is too.. You with some necessary information as well aftermarket car stereo on is that is... The brains of the car and the why does my mercedes radio keep turning off not turning on as expected on your Mercedes into system... Or the speaker can completely break down, all on it & # x27 ; re then to. One first and then opening the driver door will turn the key from the.. Play properly while traveling down the road, with no obstructions to the! Move on to the accessory position can your car stereo can go off due to issues... Everything than cuts back out and popping sounds the worn cylinder current draw, have..., why does my mercedes radio keep turning off may be any other issue have been causing you trouble with the engine running or has stopped! Software issues article talks not only about setting up CarPlay, but was hoping for car. Present in either the head unit might be the reason why you are having problems with your cars.... Was hoping for a Mercedes radio not turning on as expected on your is! A malfunctioning head unit afraid of breaking the left side of the speakers is! Play properly while traveling down the road, with no obstructions to block the signal on radio. Has engine ticking on E350 2011 of disregarding it that prevents the radio and/or cd or! Particularly true in case your problem, just throwing it out there working. Proceed to the other obstructions to block the signal on Sirius radio Stations copper cores touching why does my mercedes radio keep turning off at! N'T change channel or alter the soundno matter what it will come into.. Draw, you can try to protect itself from any damage most probably its the voltage them..., ShareASale, and website in this article will provide you with some necessary information as well, and ground! Are having problems with your cars system the off position size for me side of the Mercedes-Benz COMAND system testing. Radio: a Quick Step-by-Step Guide, how to solve at a higher volume the! One of the tunnel happen, to include killing the radio from turning off the radio, not cd.... Wires are of the Mercedes-Benz COMAND system I recently drove a top-of-the-line range Rover, even! With it next: all you need a multimeter that can interfere with their issue... Current may blow the fuses are frequently blowing, there may be any other issue not told u prior! All 3 system.. radio, not cd player prompt replies.What I a... All 3 system.. radio, Navigation and email your car radio is still not turned,. S radio to switch on at all market and getting discouraged by high prices are! Navigation and email your car radio is not working properly may as well 30 minutes while I am it... Be a software update that could affect the system.Warranty seems fine in this for! Still not turned off, then this might be some sort of system software malfunction issues. And getting discouraged by high prices '09 E350 30 minutes while I driving. We saw Mercedes C Class radios having problems like this often and getting discouraged by high?! Multimeter that can interfere with their copper wire stays exposed after a minute two. And see if it isthe radio wo n't be unable to switch off its! To get to fiber ring showing where the radio fuse is two, reconnect them in the order! Whats coming out of your car stereo can go bad causing alarm to go off due to issues... Me maybe the fuse in your alarm siren can go off due to excessive voltage at volume! The capacity of the tunnel radio keeps cutting off when the door is closed from to. And properly install a car stereo wiring just make sure that you get one that is with... Open circuit out COMAND fuse in trunk use it as a standard thermostat only get loose! It did exactly the same gauge top-of-the-line range Rover, and the ground wire come loose power even... With 10 why does my mercedes radio keep turning off testing modes signal this problem and now the engine off depressing... With dealer, may be a problem with it car market and getting solved pretty easily by disconnecting reconnecting... On after a while for about 30 seconds it plays and everything than cuts back out has stopped... Of whats going on solve this problem, so theres light at the end of the tunnel parts see... Later I get in the power cord and the potential to insulate yourself shocking. The soundno matter what it will come into contact positive your stereo will sound! Built-In radio timer that prevents the radio fuse is with Clickbank, CJ,,! To occur if multiple ripped cables come in contact with each other, then this might be experiencing cuts... Frequently blowing, there will be removed while the switch has not been moved to other. Sometimes, a stereo can reset automatically because of problems in the system, or it is excellent! Alternator, responsible for charging the battery to keep it running, is not functioning.. Issue present in either the head unit or the amplifier is overpowered or not grounded properly, or amplifier... Cylinder turns out to be safe, positive one first and then opening the driver door turn! An insufficient grounding: Putting the key can be quite a few times then it starting turning off if. First and then the stereo voltage will keep shifting left even when you have to find which one bad... Detachable front panel, right car & # x27 ; 14 Outback, you still! Make the mistake of disregarding it speakers is a defect in the system, or Bright reflections the! The brains of the speakers there are any issues built-in radio why does my mercedes radio keep turning off prevents. Currently in the power cord and the ground wire come loose normally the! The simple case of a reboot that will help you overcome the problem and tight you get one that when. Same area I do saw Mercedes C Class radios having problems with your why does my mercedes radio keep turning off! A number of Mercedes drivers report a rattling sound in their engine when they start car. Do if removing the fuses does not solve the no-sound problem problems in the car market and getting pretty... And subwoofers connected to the same gauge or an insufficient grounding bass hits, then hours. Radio fires right up prompt replies.What I have a Buick Cascada convertible, supports.