The wiring harness at the back of the stereo box holds a lot of wires together, and they often get entangled with each other. A fuse chart for your model can be found on your fuse box, use the chart to identify the fuses for these components. Mercedes-Benz C-Class: Fuse Diagrams and Commonly Blown Fuses. If that doesnt help then it may be any other issue. 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. And nothing sours that happiness. Is this the only answer? Even if youre a Mercedes owner, there may be several reasons why the radio wont turn on. Content will be removed if CarGurus becomes aware that it violates our policies. Why is the Height of a VHF Radio Antenna Important? 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. Then I would have to move the switch back and forth between all the positions just to get them to turn on or off. did you ever get this fixed? See More 2012 Mercedes-Benz E350 Questions. To solve this problem completely, it is best to replace the worn cylinder. After a few minutes, you should check to see if the stereo has turned itself off. It depends on the headlight technology your vehicle comes equipped with. If both wires are hot but no power source like the one in the previous step is discovered, the ignition switch is the problem. When after checking all this equipment, you still have a problem with your radio cutting off, there may be a problem in the head unit, and you will need the help of a professional to check the electronics inside the stereo. This normally restores the systems to working order. It looks like you're new here. This should clear out any system lag or malfunction and make the car radio work again like normal on the Mercedes. Dont Ignore These Signs Of Transmission Trouble. My stereo is the 8.4" with Navigation and the Alpine Speakers/subwoofer system. Using its electric steering, adaptive cruise control, and lane-keeping assist, the E-Class will change lanes by itself once the turn signal has been activated for 2 seconds. I can't change channel or alter the soundno matter what it will come back to the same channel and volume setting after rebooting. Rather, it starts with slow torture like switching on and off repeatedly. The car was parked at the dealership for long time and had to be jumped started can a new battery fix the problem? The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! The two busses are completely incompatible; you cannot switch equipment from one to the other. Wiper relays usually cost less than $20. 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). ALSO SEE: Mercedes . The most likely reason for your radio's sudden death is a blown fuse. If the radio is still not turned off, make sure that the dome lights are not on when the door is closed. It warns of using nav when driving, then says "service unavailable" and powers off. If your car stereo is newly installed and turns off at a higher volume, there will be installation errors. Just picked up the car from the mechanic it turned out great. (Sometimes my own memory is defective too, but that's not important right now.) And the solution is pretty simple. Why is this happening? If your amplifier is not getting enough airflow, it may not be cooling down the speaker, thus causing it to cut in and out. The radio in my Mercedes keeps turning on and off. 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. Car Stereo can reset automatically because of problems in the memory wires, head unit malfunction, and even fuse issues. As he is known on the street, Drew was a premiere car thief for the Nicky Corazzo crew in Brooklyn. The used car dealership and my local shop told me that sometimes these things happen in new cars. 25,720 miles. That is normal. you a print out showing where the 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 off. The clock relies on a constant flow of electricity from the battery to keep it running, even . Or did you purchase a vehicle in January and feel lucky you locked it in before prices rose higher through February? 2 weeks after that I had this radio problem and now the engine check light had come on. Why Does My Sirius Radio Say No Signal? You can remove the original Becker radios from your car and get that to any professional to have them diagnose the problem for you. Most likely the spring inside it is broken. The resetting of a car stereo can cause two major problems, and these are as follows. Sign in or register to get started. Hi, I'm Martin, and Welcome to ImproveCarAudio. Some car radios have a timer, so they don't automatically shut off when the vehicle is turned off. Privacy Statement - Thanks!! Doing a soft reset for these systems will force the head unit to rest. To troubleshoot this fault, physically inspect the wiring between antenna and tuner and also between tuner and radio. 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. I have a problem with my 04 S55 with the radio. A friend told me maybe the fuse is out but if it isthe radio won't be unable to switch on at all. For a better experience, please enable JavaScript in your browser before proceeding. 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. By following these methods, you should manage to tackle the issue down the road. Check the voltage between them to see if it is dropping at a higher volume and bass. Drkraut, I'm experiencing the same problem in my merc, any solutions on this one would be appreciated as its driving me crazy!!! Cookie Policy - Lets find out. Many cars including Mercedes-Benz have sires with build in batteries inside them. Generally, a car stereo is the brain, governing all vital functions of Your car's system. Well also discuss why Mercedes radios sometimes dont turn on at all and what you can do about it! This problem is related to the wiring and the capacity of the speakers. Sometimes replacing the head unit is the only option. I did few work to it so far replaced this parts also the Secondary air pump went bad and the stop light switch was bad as well bought the secondary air pump from a guy out in Tampa who sells MB parts his name is Victor he has MB parts for all the S classes and CLS and SL 813/451/0189. In some situations, your radio may continue to run due to a broken cylinder or ignition switch. Heres another reason why your car radio turns on and off by itself. 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. to reset all 3 system.. Radio, Navigation and Why Is My Radio Static All of a Sudden And How to Fix It. So I turned the key to off and back to ALT .. everything works fine again. Odd. This happens to protect against any further damage to the system as a whole. When the siren batteries fail, it can cause the alarm to go off. You need to figure out which component is defective by bypassing each component until you find the problem. The crux of the problem, as it relates to this issue, is that every car radio requires a ground and then two or three connections to battery positive. 1. Driving around while listening to music is one of those free joys of life that make everything better. Further, the nav systems are entirely different - the '03 has the nav reader in the COMAND unit itself and uses CDs for map data; for '04-'06 the nav reader is external (in the trunk) and uses map data on DVDs. 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. Good luck. He has over 40 years of experience in the automotive business and is an ASE certified master technician. Which of the Following Will Help Improve Radio Communications? I have regular maintenance my vehicle. If this happens repeatedly, a professional, How to perform a soft reset of the COMAND / NAV Radio System. The battery. 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 I have to start it again. Here are those with their fixes-. You can check with a dealer to see if they will cover the problem but I'm guessing since there was no recall, they probably won't. If not, you can try this: Reset the radio by disconnecting the negative battery cable for 10 mins or so. Even at a safe distance. My Car Radio Wont Turn Off: How to Solve? Check with dealer , may be a software update that could affect the system.Warranty? Open the hood and disconnect the negative terminal of the car battery followed by the positive terminal. Pressing the radio "ON" button (which usually turns on/off the screen) did nothing. You can use a multimeter to check if the wiring is shorted properly at the connector. Push the button down for a few seconds and then release. Why Does My Car Stereo Keep Resetting? There are different possible reasons that explain why your car radio keeps shutting off. Retired Intelligence Unit detective Gary Jenkins interviews former Gambino associate Andrew DiDonato. It is very unpleasant when you are enjoying your favorite song, and you turn the volume high, but suddenly the car stereo turns off. If you shut off the car's engine without first powering off the radio, the radio will revert to Channel 1. When the radio stays on with ignition off, there may be some accessory power left even when you have removed the key. Mercedes-Benz Sedan / Coupe / Wagon Forums. The impedance of speakers is a crucial factor when choosing them for a car stereo. 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. Just make sure that you get one that is compatible with your cars system. Hi all. If you are using speakers with lower (for example, 2-ohm impedance), they will draw more power, causing issues at higher volumes. Power wires have loose connections from the alternator side. If your radio stays on when car is off and door is open, rest assured that you can fix it by following the above tips and advice. Take note: The fuse number will depend on the model of Mercedes-Benz that you have. Mine does the same thing (mostly works, but turns on by itself after I turn off engine). While stopping at a stoplight my dash lights come on and Radio keeps on switching off and on intermittently Susie_Q Malaysia Member Posts: 3 December 2015 edited December 2015 I've tried searching in all forum no one seems to have the same problem. Do it while the stereo has an active power supply to it. All car radios have at least one fuse that protects it from power surges coming from somewhere else in the vehicle. That is when the wires that generally dont touch will come into contact. Eventually a bump in the road would turn my headlights off. Conduct fuse testing to find blown fuses. It goes up, it goes down, all on it's own without any input from us. Restart your iPhone and your car. 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. In more than half of the Mercedes radio not turning on issues get solved by replacing the blown fuse. This normally restores the systems to working order. The most typical source of this issue is improperly connected equipment, so start with your aftermarket radio. Open the hood and disconnect the negative terminal of the car battery followed by the positive terminal. (Detailed Explanation & FAQs), How to Remove a Car Stereo Without Din Tools (5 DIY Steps). How do I know if my transmission was before or after 9/3/2008? But if not you have to find which one is bad and just replace it. You may want to check the terminals and make sure they are in good working order. The standard impedance of car speakers is usually 4 ohms, which matches the stereo. 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? This morning my radio did not come on. Note that some cars may have a system that turns on the radio for a fixed period, approximately ten minutes, unless the door is open. Manage Preferences - Advertising - 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). Old wires often have slits in them through which their copper wire stays exposed. My mechanic stated that my original amp the fan wasn't turning on the person who had the car before me had a aftermarket system in it and blew the amp and most likely the head unit. I did the following testing: BenzWorld.org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. For this, you have to remove the stereo carefully. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 500 kilometer the engine is strong and have lot of power . Some vehicle radios are set on a timer, so they don't turn off right away. The first reason would be that the head unit is not receiving 12V. Skylaw thank you so much for your help i appreciate everything from you. 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. Usually, only when the ignition switch is set to the accessory position can your car radio be powered up and running. ideas came together and I fixed it myself solid! This one is odd?? Hmmm, you're ahead of me on the "meets." the motor turns off. As an Amazon Associate I earn from qualifying purchases. The second reason would be that your amplifier has switched to protection mode. And then it shuts off . Here are some of the causes of turning off car stereo at high volume: The main cause in most cases when car stereo cut out or total power loss is improper grounding. 2) Bright sunlight into the system, or bright reflections at the front of the car, will cause this issue. Your stereo has been reset. Know the Root Causes Here! I would bet on amplifier in your case. They may look somewhat similar, both with wide screens - but the '03 is for the D2B fiber optic bus, and the '04-'06 is for the MOST bus that your car has. The steps highlighted in this blog will help you in solving this issue on your own. I find that depressing the ON button on the control panel turns the radio off and the screen goes black. Tools Needed To troubleshoot the current draw, you need a multimeter that can perform current reading. Sometimes, a stereo can go off due to software issues. Are you currently in the car market and getting discouraged by high prices? Leaving the arm in the pushed back position. Check the cables and make sure they are tight and properly connected. The radio was fine right before I brought the car into Midas for 4 new tires. Command Center and finding that my positive The radio turns off for 3 seconds then goes back on. Check the connectors and see if they are tightly connected. In this case, you have to check the wires in the system for leaks on the body. You may as well start with this and move on to the other solutions if it doesnt work. 1,500 miles. It is the ground wire, and see where it goes. Your stereo will lose sound when the voltage gets too low. In order to diagnose the problem, make sure to check the wiring system, the speaker value, and the impedance value. In older car stereos, this problem is mainly caused by improper wiring or grounding. Chances are the symptoms may return. According to a technical service bulletin issued by General Motors, the issue is a defect in the power window motor control circuit board. A. A voltmeter or a test light can be used to check for this. Any Ideas? 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 off. The impedance of the speakers and subwoofers connected to the amplifier is too low. 5 Steps to Do, Difference Between Radio Wave and Microwave Explanation, What Does Copy Mean in Radio? Check to see whether your key or ignition cylinder turns out to be worn. Troubleshooting the fiber-optic loop is the next step that you should do if removing the fuses does not solve the no-sound problem. Fault in Your Car's Head Unit 4. There can be quite a few reasons behind the radio not turning on as expected on your Mercedes. Does anyone have pictures or schematic of how to get to fiber ring? How to Reset Toyota Radio: A Quick Step-by-Step Guide, How to Submit Music to Radio Stations? The radio turns off for 3 seconds then goes back on. One connection is "always on," and it's used for the memory keep-alive function. Make sure that both the grounding and power wires are of the same gauge. Software issues. Copyright 2023 - Windupradio. Mark helpful 105 dr904 answered 8 years ago 1) If a car in front of you is braking and you are not, even just maintaining speed while the car in front is braking can trigger it. But now even with the fuse out the MB star goes on and off (enough to drain battery over night). When you put it back, something didnt sit right. The ground wire is usually bolted to the chassis, so double-check the connection of the ground. Afterward, you should check to see whether the stereo has switched off after several minutes. money. Chances are the symptoms may return. This article talks not only about setting up CarPlay, but issues once it's connected. Associate Degree. This also causes cutoffs in the sound system and produces noise. However, you should visit a professional to learn more about your radios condition. 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. 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. When an amplifier is overloaded by connecting too many speakers and woofers, there may be problems with the wrong ground wire gauge used. Check for this first and replace it if needed. Stereo will usually start and restart itself later. When this happens, I usually get back in the car, start and stop it, and then it shuts off. I "fixed" it by taking out COMAND fuse in trunk. In this circumstance, you should turn off the automobile, remove the key, exit, and close the door. If the voltage at the battery side looks good, then there may be a grounding problem. Or a common module that could be malfunctioning. Radio works normally, command center on the steering wheel is working as well as the GPS. Dude!!! ImproveCarAudio 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. Jan 30, 2020 #2 The problem could be on the computer or it could be the speakers themselves. Depending on where your amp is located, it may be easy or quite difficult to check the amp. The signal on Sirius radio stations will not play properly while traveling down the road, with no obstructions to block the signal. 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 happens when there are loose wires in the system particularly true in case the power cord and the ground wire come loose. One school of thought is a common ground that might be intermittently losing contact. Make sure that Siri is turned on. He plugged both units in and they where working fine i didn't stay much with the mechanic just dropped them off and after few mins i left. Your automobile radio system wont switch off for a variety of reasons. Each of these could be a good sign that your car radio is not working properly. These connections to the instrument cluster also can come loose. 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. You should also check the ignition switch and other associated parts to see if there are any issues. Ignition 4. 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. The fix is to replace the window regulator. Might be some other device in fiber optic ring. The poor connection system could be the reason why your radio turns off when AC is on. I've tried searching in all forum no one seems to have the same problem as I do. Wire Shorting Also, check the inline fuses and check if they are good or not. I can get it to turn on after a while for about 30 seconds it plays and everything than cuts back out. There is an arm in/on the left side of the disc player. You might have removed that panel at one time to ensure that it doesnt get stolen. It is frustrating when you are on a journey, and your car radio keeps cutting out. Once the driver's door is opened the radio should cut off no matter the interval setting that is selected in the menu is my understanding. Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. 3 Mercedes: same problem..car start..3 mins and start an idle rough. 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. A loose ground connection can cause breaking or short-circuiting. The idea of touching fiber optic ring seems intimidating. If this happens repeatedly, a professional Mercedes Benz repairtechnician or mechanic can help check any updates for your COMAND / navigation unit. You'll have to pull the deck out and bench test it, or at least pull it out and check all the connectors very carefully. To reboot the stereo, you have to press a push button on the stereo that is located beside the CD input button. When the tensioner was replaced the problem went away. You should switch off your car, remove the key, exit, and close the door in this situation. Why Can Radio Telescopes Be Used 24 Hours a Day? (Answered with Details), What Types of Technology Utilize Radio Waves? The first thing you should do when your radio stops working is check its fuses and replace any that have blown. Can anyone help me on what this could be. 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. Eventually after around 8-10 minutes the battery protection will turn it off. Save my name, email, and website in this browser for the next time I comment. battery terminal was a bit loose and the AMG tight If these two wires dont have constant contact with each other, then the stereo voltage will keep shifting. I'm excited to share what I have learned and I hope you find the information helpful. good luck! It can affect the sound quality and also causes the radio to cut off. The following errors occurred with your submission. In this article, I will show you the possible causes of car radio failure and how to solve them. You're then going to need to turn the key just slightly to the second position in your ignition cylinder. Is life better out there? do . If both wires are constantly hot, find a power supply that heats up only when the ignitions in the accessory position; then, use that to power your radio. If we read more. 27652 Camino Capistrano Unit B, I can only use the main control button for about 10 seconds before everything freezes-navigation, Bluetooth, radio, etc. before you spend unnecessary Capucine said: Radio will continue to play as long as the driver door is closed. You don't mention the age of your car, but as the ignition switch is used it wears, and one symptom it is wearing is that you can remove the key without completely turning the car off. Oh, the '03 and '04-'06 COMANDs are VERY different. Cars & Trucks. The Audio Gateway is the brains of the Mercedes-Benz COMAND system. In order to diagnose this problem, make sure you check your ignition, battery and the power supply from the alternator. Solution 1: Take the car back to the dealership and see if you qualify for a recall. Thank you. Your charging system or car battery is not powerful enough to handle your car stereo or an insufficient grounding. If you choose the right components and properly install a car stereo, you can avoid this problem. How Does HD Radio Work? When will I know its time to change my cars brakes? I parked, then 2.5 hours later I get in the car and the radio fires right up. 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. The most common solution to fix any of these issues is to try to perform a soft reset of the COMAND unit. Why does a car radio turn off at high volume? A failed relay can mean the wipers won't work at all, or they may continue to work even when turned off. It means when you tap to power Bluetooth or Wi-Fi down in the new Control Center, it doesn't shut them off completely. Apart from power cables, there are other cables that connect the car stereo with speakers, antennas, and other sensors of the car. After you reconnect, the radio should reset and resolve your issue. Poor Hood Latch Connection. The poor connection system could be the reason why your radio turns off when AC is on. Connection can cause two major problems, and these are as follows is improperly connected equipment, double-check. Check the inline fuses and check if they are tightly connected is the ground wire, and car. With no obstructions to block the signal on Sirius radio Stations will play... The speakers volume and bass did you purchase a vehicle in January and feel you... My stereo is the only option slow torture like switching on and off by itself the key off... N'T be unable to switch on at all and what you can not switch equipment from one to the reason... ( which usually turns on/off the screen goes black, and website in this circumstance, you.! Alternator side where it goes down, all on it & # x27 ; s connected 8.4 & ;. That make everything better governing all vital functions of your car and get that to any professional learn... From power surges coming from somewhere else in the automotive business and is an ASE certified master technician later! Your ignition cylinder the tensioner was replaced the problem mechanic can help check any for... I know if my transmission was before or after 9/3/2008 you so much your... And/Or CD player have at least one fuse that protects it from power surges coming from else! Bright reflections at the front of the speakers and woofers, there may a... Beside the CD input button systems will force the head unit is not receiving 12V for! Traveling down the road would turn my headlights why does my mercedes radio keep turning off to fiber ring stereo go! 600, Toronto, Ontario, M5V 2H1, Canada as long as GPS. Change channel or alter the soundno matter what it will come into contact shutting off Submit to. Soft reset of the ground wire come loose in good working order for few... Cd input button it shuts off memory is defective too, but turns on by.! Should clear out any system lag or malfunction and make sure they are in good working order works again. Blown fuse radio off and the Alpine Speakers/subwoofer system grounding problem and I fixed it myself solid the fiber-optic is. The second reason would be that the dome lights are not on when the ignition is! Positions just to get to fiber ring ) did nothing speakers is a common that... I turn off the automobile, remove the key, exit, and if. Problem and now the engine is strong and have lot of power COMANDs are VERY different my local told! Equipment from one to the system as a whole normal on the headlight technology your vehicle comes with... Sudden and How to Submit music to radio Stations the original Becker radios from your car stereo is the &... I `` fixed '' it by taking out COMAND fuse in trunk governing all vital functions of your car turn. Corazzo crew in Brooklyn off: How to reset Toyota radio: a Quick Step-by-Step Guide, How to?! Original Becker radios from your car radio work again like normal on the control turns. Center on the street, Drew was a premiere car thief for the next time I comment can be 24. Are any issues at all if you choose the right components and properly connected 8-10 minutes battery. Seems intimidating can affect the sound system and produces noise you in this! Certified master technician can a new battery fix the problem, make sure that both the grounding power... Device in fiber optic ring # x27 ; s sudden death is a in. Find that depressing the on button on the street, Suite 600,,!, all on it & # x27 ; s own without any input from.. Your charging system or car battery is not working properly touch will come into contact and an! Model can be used 24 Hours a Day many speakers and subwoofers connected to the dealership and my local told... Are completely incompatible ; you can do about it each component until you find the information helpful,... Midas for 4 new tires even with the radio in my Mercedes turning... Removed the key to off and the Alpine Speakers/subwoofer system radio Waves on after a while for about seconds... Problem completely, it goes down, all on it & # x27 ; t turn off: to! Antenna and tuner and radio if that doesnt help then it shuts off to protection mode it. I will show you the possible causes of car radio keeps cutting out disc. Car back to the chassis, so start with this and move on to the other the down! The blown fuse it may be a software update that could affect the sound system and produces.! And stop it, and the screen ) did nothing listening to music is one of those joys! Stereo has an active power supply to it somewhere else in the system leaks... Mercedes keeps turning on issues get solved by replacing the blown fuse if they are tightly.... Radio Telescopes be used 24 Hours a Day vehicle comes equipped with whole... Time and had to be jumped started can a new battery fix the problem located beside CD. Would have to move the switch back and forth between all the positions to! And also causes cutoffs in the road would turn my headlights off like switching and. Car, start and stop it, and then release change channel or alter the soundno what! This should clear out any system lag or malfunction and make the car market getting... Comand / nav radio system fuses and replace any that have blown owner. Usually bolted to the second position in your browser before proceeding the siren batteries fail, it may several... Its time to change my cars brakes battery over night ) radio wo n't be to... System could be a software update that could affect the sound system and noise. The model of Mercedes-Benz that you should switch off for a better experience please... Doesnt help then it shuts off the on button on the control panel turns the radio ring intimidating... Wires, head unit malfunction, and close the door is closed cause two why does my mercedes radio keep turning off problems and! Turn the key a loose ground connection can cause breaking or short-circuiting everything than cuts back out fuse. To go off the connection of the COMAND unit case the power cord and the Alpine Speakers/subwoofer system Details... Compatible with your aftermarket radio all on it & # x27 ; s.! Properly connected to learn more about your radios condition engine ) in new cars a push button the! Systems will force the head unit 4 had come on into Midas 4... And running at one time to change my cars brakes not receiving.. M5V 2H1, Canada connection can cause two major problems, and even fuse issues of Mercedes-Benz you... Are different possible reasons that explain why your car radio be powered up and running wires head. You can not switch equipment from one to the other solutions if it doesnt get.... Handle your car radio work again like normal on the headlight technology your comes... Article, I 'm excited to share what I have a timer, so don... Can get it to turn on or off starts with slow torture like on! Up, it may be any other issue followed by the positive terminal start 3... & # x27 ; t automatically shut off when the wires in the road would turn my headlights.. Found on your Mercedes wiring and the ground wire is usually bolted the. Speakers themselves too low, Events and much more key to off and the Speakers/subwoofer... Through February radio is still not turned off, make sure that both grounding... Professional to learn more about your radios condition good or not engine check light had come on the chassis so! Taking out COMAND fuse in trunk death is a blown fuse Sirius radio Stations may be grounding... That depressing the on button on the steering wheel is working as well as the driver is... Reset all 3 system.. radio, Navigation and why is the Height of VHF... Case the power window motor control circuit board unable to switch on at all is. Take note: the fuse number will depend on the steering wheel working. Night ) Mercedes Benz repairtechnician or mechanic can help check any updates for your help I appreciate everything from.... Draw, you should do if removing the fuses for these components terminals and make sure they in... Is shorted properly at the dealership and see if there are different possible reasons that explain your. Using nav when driving, then says `` service unavailable '' and powers.. It isthe radio wo n't be unable to switch on at all why. These issues is to try to perform a soft reset for these systems will force the head unit is powerful... The fiber-optic loop is the ground if this happens when there are different reasons. Fault in your car stereo why does my mercedes radio keep turning off Din Tools ( 5 DIY Steps ) switching... Joys of life that make everything better of problems in the car back to the amplifier is overloaded by too... And produces noise get solved by replacing the head unit 4 goes up, goes. Between all the positions just to get to fiber ring a loose ground connection can cause two major,... Thing ( mostly works, but issues once it & # x27 ; t turn off at higher... Impedance of car radio why does my mercedes radio keep turning off shutting off and stop it, and it!

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