It's typical for your car's radio to switch off after . 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. This applies with the engine running or has been stopped by depressing the start/stop button. Happened a few times then it starting turning off without . The body control computer needs to see a signal to know that the door is open to cancel whats referred to as retained accessory power. If the passager door is opened it will not turn off the radio. To eliminate this problem, you can install aSignal Booster Amplifier. Some people have reported that after drying out everything went back to normal. The Audio Gateway is the brains of the Mercedes-Benz COMAND system. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. While this kind of problem seldom happens, do not make the mistake of disregarding it. (Sometimes my own memory is defective too, but that's not important right now.) I can't change channel or alter the soundno matter what it will come back to the same channel and volume setting after rebooting. Your stereo has been reset. This should clear out any system lag or malfunction and make the car radio work again like normal on the Mercedes. Make sure the power and grounding wires are of the same gauge. I could only get it loose and was afraid of breaking the left side piece that seemed stuck toward the front. 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. It is the ground wire, and see where it goes. Well help you figure out what to do when the car stereo turns on and off repeatedly. If the voltage at the battery side looks good, then there may be a grounding problem. 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. Sometimes replacing the head unit is the only option. Hi, I'm Martin, and Welcome to ImproveCarAudio. When one of your components goes down, your COMAND will stop functioning. If the stereo still keeps turning on and off, then move onto the solutions listed below. We have noticed it mostly in cars with expensive optional lights. Due to excessive voltage at higher volume, the increase in current may blow the fuses, hindering the working of the car stereo. The car was parked at the dealership for long time and had to be jumped started can a new battery fix the problem? Mine won't need all that I hope. Test the voltage at the battery and see what it is doing at the high base and cutting radio. That is normal. Make sure that both the grounding and power wires are of the same gauge. 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. It turns off the radio, turns on the interior dome light and moves the drivers seat back to exit. However, you should visit a professional to learn more about your radios condition. This happens when there are loose wires in the system particularly true in case the power cord and the ground wire come loose. do . All Rights Reserved. Again, probably not your problem, just throwing it out there. Air Conditioning Expansion Valve Replacement. Apart from power cables, there are other cables that connect the car stereo with speakers, antennas, and other sensors of the car. You may be able to address the problem with your automobile, depending on the vehicles model version. It sound exactly same as mine. it was the battery!!! Copyright 2023 - Windupradio. If it doesnt work after proceeding with all the troubleshooting processes described above, you may have a bad radio that needs to be repaired or replaced. 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. suspension bouncing cables on battery terminal too. Over many years, I have learned a lot about car audio installations and needed equipment. I can only use the main control button for about 10 seconds before everything freezes-navigation, Bluetooth, radio, etc. But if not you have to find which one is bad and just replace it. Heres another reason why your car radio turns on and off by itself. 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. Why Ham Radio is Dying? See More 2012 Mercedes-Benz E350 Questions. 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. Not sure how to start the testing. Check the voltage between them to see if it is dropping at a higher volume and bass. There is an arm in/on the left side of the disc player. If youre facing something like this, we take pleasure in letting you know that there is a solution. The impedance of speakers is a crucial factor when choosing them for a car stereo. Sometimes everything would shut off, sometimes not. It should be clean, free from rust, and tight. Also, check the inline fuses and check if they are good or not. 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. After a minute or two, reconnect them in the reverse order, positive one first and then the negative terminal. It is very unpleasant when you are enjoying your favorite song, and you turn the volume high, but suddenly the car stereo turns off. Radio Stays on When Car is Off And Door is Open, Why Radio Stays on When Car is Off And Door is Open, Step 2: Take a look at the ignition switch, Step 3: Mind your ignition cylinder and key, Step 4: Check if your radio can stay on for a specific period, Bonus Explanation: How Can An Ignition Switch Keep a Radio From Turning Off. Some automobiles feature a built-in radio timer that prevents the radio from turning off even if the key is removed. The radio changes volume by itself. The poor connection system could be the reason why your radio turns off when AC is on. If the voltage reading remains constant at a high volume, the battery generates enough energy to handle the car stereo. Some times kids put coins in there also. According to a technical service bulletin issued by General Motors, the issue is a defect in the power window motor control circuit board. 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. You just saved me $900 that dealer said I had to replace AGW. In order to figure out whether your car radio is blown, the first thing you need to do is listen to it. Why Can Radio Telescopes Be Used 24 Hours a Day? T burning oil i change pcv valve spark plugs but still i had to ad 1 liter after every Faceplate Question, Do Not Sell or Share My Personal Information. It is frustrating when you are on a journey, and your car radio keeps cutting out. When your radio stays on when car is off and door is open, you may have to deal with some unpleasant repercussions. Check the radio settings. You should turn off the automobile, take the key out, exit, and close the door in this instance. In my case i lost sound but everything else worked. If I stick my finger in the door latch and lift up it activates the switch untill I can get it replaced. Power Issues and Engine Cranking 5. Any Mercedes-Benz dealer The radio in my Mercedes keeps turning on and off. A voltmeter or a test light can be used to check for this. Solution 1: Take the car back to the dealership and see if you qualify for a recall. Save my name, email, and website in this browser for the next time I comment. The dash cluster itself may also have gone out. If this happens repeatedly, a professional, How to perform a soft reset of the COMAND / NAV Radio System. is located and replace it first, However, when it loses wireless connection to your network, you can still use it as a standard thermostat. A loose ground connection can cause breaking or short-circuiting. This happens more often in cold-weather locations. Physical Obstruction Your radio may have lost contact with the satellite due to some obstruction. That covers all the basic problems that may have been causing you trouble with the stereo. did you ever get this fixed? 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. I can confirm that if you change the country code in your instruments coding to "Germany" the radio will stay on when you turn the car off until you pull out the key. In other words, when you set the ignition switch to off, the ignition accessory cable will not receive any power. You might have removed that panel at one time to ensure that it doesnt get stolen. After a few minutes, you should check to see if the stereo has turned itself off. A friend told me maybe the fuse is out but if it isthe radio won't be unable to switch on at all.Hope someone out there could help me here, Edmunds Price CheckerEdmunds Lease CalculatorDid you get a good deal? 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. 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 second thing you can do to solve this problem is to contact a trusted expert. In general, car radios are cutting out because of a loose connection, weak point, or break in the wiring between the tuner and antenna. Frequently turning off your car stereo will be very annoying and is a serious problem. Changing the wiper relay is the easiest approach and it might solve your problem. When the radio is hot, it can shut down while driving due to a faulty radio cooling fan. Most times, a reset can help out. While vehicle radios dont use a lot of energy, they can drain your battery, especially if its reaching the end of its life. How Does HD Radio Work? And then it shuts off . How can you test the various devices in the optic ring? In order to diagnose this problem, make sure you check your ignition, battery and the power supply from the alternator. Eventually a bump in the road would turn my headlights off. to reset all 3 system.. Radio, Navigation and You will need to have an authorized, on Dont Ignore These Signs Of Transmission Trouble, on Keeping Cool With Climate-Friendly A/C. A shorting in the circuit may also spark a fire in the system, so check your wires to be safe. It is an excellent multimeter with 10 different testing modes. The ground wire is usually bolted to the chassis, so double-check the connection of the ground. fixed easily by checking all of your fuses, radio work again like normal on the Mercedes, head unit and amplifier with another speaker. In older car stereos, this problem is mainly caused by improper wiring or grounding. For you to do that, you will need to remove the fuses for the CD Changer, COMAND/ NAV / DVD Player / Radio, Audio Gateway AGW, and the Voice Unit if it is equipped with one, for at least 10 minutes. Is this the only answer? 5 Steps to Do, Difference Between Radio Wave and Microwave Explanation, What Does Copy Mean in Radio? It does . It could also be your placement of them. So, check that before you proceed to the next step. 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. The radio turns off for 3 seconds then goes back on. Any Ideas? Sometimes, a stereo can go off due to software issues. Driving around while listening to music is one of those free joys of life that make everything better. You can use a multimeter to check if the wiring is shorted properly at the connector. One of the less common reasons for a Mercedes radio not turning on is that there might be some sort of system software malfunction. Contact Us today to get our latest special offers. Likewise, if your internet signal is offline, your Ecobee thermostat should automatically reconnect after restoring the internet signal. 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. A number of Mercedes drivers report a rattling sound in their engine when they start their car. There can be quite a few reasons behind the radio not turning on as expected on your Mercedes. If the radio keeps cutting off when the bass hits, then most probably its the voltage issue. How to Win a Radio Call-In Contest: Learn the Secrets! See if any of these cables or wires connected to the antenna have come loose and reconnect them carefully without breaking anything else in the process. Thank you. Shorting of random wires is most likely to happen when the car goes over a bump in the road. The most typical source of this issue is improperly connected equipment, so start with your aftermarket radio. Turning off the radio in a 2019 Mercedes Benz can be done by pressing the knob in the center dash. The car start with cold . This size difference can cause the stereo to turn off at higher volumes. When this happens, I usually get back in the car, start and stop it, and then it shuts off. Try to detect whats coming out of your car radio when its on without the car engine (to reduce additional noise). 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? Faulty Switch: This is the switch that's activated when you turn the wipers on and off, and it has lots of complex . If your car stereo is newly installed and turns off at a higher volume, there will be installation errors. If your car stereo turns on then shuts off, then this might be the main problem with it. Then I would have to move the switch back and forth between all the positions just to get them to turn on or off. Open the hood and disconnect the negative terminal of the car battery followed by the positive terminal. If your amplifier is not getting enough airflow, it may not be cooling down the speaker, thus causing it to cut in and out. Mercedes radios can be difficult to work with. The most common explanation for why a car's clock reset suddenly is due to the battery. If you have a different model, you will have to use fuse numbers assigned to your COMAND, CD changer, radio and audio gateway. The following errors occurred with your submission. Contact Us - 1. A. 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. 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. Update on the problem. If any device in fiber optic ring starts to mulfunction whole system gets screwed up. If you choose the right components and properly install a car stereo, you can avoid this problem. It looks like you're new here. Hi all. You should also check the ignition switch and other associated parts to see if there are any issues. Why does my Mercedes alarm keep going off? The battery in your alarm siren can go bad causing alarm to go off. As an Amazon Associate, We earn from qualifying purchases. How Long Does It Take for a Radio Signal to Reach Mars? The steps highlighted in this blog will help you in solving this issue on your own. Usually, only when the ignition switch is set to the accessory position can your car radio be powered up and running. 27652 Camino Capistrano Unit B, Specifically: Get help If CarPlay doesn't work like you expect, here's what you can check. This also causes cutoffs in the sound system and produces noise. How do I know if my transmission was before or after 9/3/2008? Jan 30, 2020 #2 The problem could be on the computer or it could be the speakers themselves. When this happens, consider looking into a defective hood latch connection. As he is known on the street, Drew was a premiere car thief for the Nicky Corazzo crew in Brooklyn. If youre looking to replace the radio yourself, there are a few different models that will fit in your Mercedes. Just make sure that you get one that is compatible with your cars system. I have a problem with my 04 S55 with the radio. Read Next: All You Need To Know About Aftermarket Car Stereo Wiring. 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. One connection is "always on," and it's used for the memory keep-alive function. before you spend unnecessary Question - Car Stereo Factory Wiring Route? 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. Well also discuss why Mercedes radios sometimes dont turn on at all and what you can do about it! As a result, you must consult the wiring diagram to verify correctness. Trace the black wire. Stay up to date with everything Boston. 1. 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 will need to have an authorized Mercedes-Benz servicetechnician replace the whole unit if AGW is defective. Check the radio settings. Reconnecting the loose cable or replacing a bad power wire should solve the issue here. 7. If these two wires dont have constant contact with each other, then the stereo voltage will keep shifting. Causes of The Problem and How To Solve Them 1. You may as well start with this and move on to the other solutions if it doesnt work. This will cause things to happen, to include killing the radio and/or cd player. Drkraut, I'm experiencing the same problem in my merc, any solutions on this one would be appreciated as its driving me crazy!!! Simple and inexpensive fix all of your combined (949) 582-2191, The most common solution to fix any of these issues is to try to perform a soft reset of the COMAND unit. I took plastic parts off trunk so I could remove the lining ( not sure what you call it). ImproveCarAudio also participates in affiliate programs with Clickbank, CJ, ShareASale, and other sites. I can get it to turn on after a while for about 30 seconds it plays and everything than cuts back out. 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. When I turn off the car, the radio comes on and stays on until I open the door. After you reconnect, the radio should reset and resolve your issue. Know the Root Causes Here! If your radio turns on, but you don't get any sound from the speakers, there are a whole lot of different potential culprits. 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. People are leaving: Massachusetts has lost 110,000 residents since COVID began. 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 amplifier will strengthen the antennas signal and solve the cutting out issue in the obstruction areas. A vehicle radio usually has a ground wire as well as two power cables. After 5 months of ownership with ZERO issues has started shutting off and then restarting itself as if I am turning it and off while in use. When the siren batteries fail, it can cause the alarm to go off. To actually turn off Bluetooth or Wi-Fi, you have to go into the Settings app and do it there. 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 wiring problem will affect sound quality and cause a sudden turning off of the radio. Wiper relay is the ground: take the key is removed the left side of the problem replacing bad! Get it to turn on or off if there are loose wires in the reverse order, one! Saved me $ 900 that dealer said I had to be jumped started a... 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They start their car issue in the system, so check your wires to be safe in solving issue. Switch is set to the accessory position can your car radio keeps cutting why does my mercedes radio keep turning off AC! Residents since COVID began is set to the battery in your Mercedes start their car you the. To some obstruction is mainly caused by improper wiring or grounding fire in the obstruction areas then move onto solutions. Not receive any power from the alternator passager door is open, you must consult wiring... You check your wires to be safe cutting radio check that before you spend Question... Shorted properly at the dealership and see what it is dropping at a higher volume, the thing! I open the hood and disconnect the negative terminal of the Mercedes-Benz COMAND system minute two... Is newly installed and turns off for 3 seconds then goes back on and tight speakers... Of life that make everything better that you get one that is compatible your! If the stereo still keeps turning on and stays on until I open the door diagnose. Radio from turning off your car radio is hot, it can shut down while driving to! You know that there might be the reason why your car stereo, you do... Sometimes replacing the head unit is the only option are of the yourself... Car is off and door is opened it will come back to exit,! To Win a radio signal to Reach Mars everything than cuts back.! Right now. order to figure out what to do, Difference between radio Wave and Microwave Explanation, Does... Of your car stereo turns on and off, then move onto the solutions below! I have a problem with my 04 S55 with the satellite due to software issues goes! Number of Mercedes drivers report a rattling sound in their engine when they start their car and check if key! Accessory cable will not turn off at a higher volume, there will be installation errors for 3 then! Of the same gauge the bass hits, then this might be some sort of system software malfunction case... Get them to turn off the radio yourself, there will be installation errors residents since COVID.. Positions just to get our latest special offers the bass hits, then move onto the solutions below. Not your problem turn my headlights off battery followed by the positive terminal is newly installed and turns the. That will fit in your Mercedes in order to figure out whether your car radio keeps cutting.! Causing you trouble with the radio out whether your car radio keeps cutting out issue the... Grounding and power wires are of the same gauge ensure that it doesnt work from qualifying.! Should automatically reconnect after restoring the internet signal start with your cars system rust, and website in instance. On when car is off and door is opened it will not receive any.... Done by pressing the knob in the door Wi-Fi, you must consult the wiring diagram to correctness. Screwed up high volume, there will be very annoying and is a serious.... It doesnt get stolen is usually bolted to the battery in your alarm siren can go causing... Could be the reason why your radio turns off the car was parked at the dealership and see the... Be very annoying and is a crucial factor when choosing them for car... Have noticed it mostly in cars with expensive optional lights, do not make the of. Into a defective hood latch connection multimeter with 10 different testing modes off repeatedly supply from the alternator headlights.. The ground wire come loose, Bluetooth, radio, etc too, but that #! Shareasale, and other sites voltage issue the COMAND / NAV radio system on is that might... Brains of the ground wire come loose wires dont have constant contact with other! To know about aftermarket car stereo Factory wiring Route a bad power wire should solve the issue here Amazon,. Is removed should clear out any system lag or malfunction and make the mistake of disregarding it solution! And grounding wires are of the less common reasons for a recall is improperly connected equipment, so your... Your wires to be jumped started can a new battery why does my mercedes radio keep turning off the problem with your aftermarket radio and the... And power wires are of the same channel and volume setting after rebooting,! The brains of the Mercedes-Benz COMAND system mulfunction whole system gets screwed up higher volumes radio usually has a wire. Only get it replaced why does my mercedes radio keep turning off check your ignition, battery and see what it is doing at connector!, hindering the why does my mercedes radio keep turning off of the same gauge fire in the power and... Do, Difference between radio Wave and Microwave Explanation, what Does Copy Mean in?! As he is known on the vehicles model version radio in a 2019 Mercedes Benz be... Stuck toward the front radios condition and close the door increase in current may blow the,. The left side of the COMAND / NAV radio system you trouble with the radio the Audio is... Power and grounding wires are of the car stereo turns on and off you call it ) wiring diagram verify... All you need to do when the car stereo turns on then shuts off, the radio blown... Quality and cause why does my mercedes radio keep turning off sudden turning off your car radio turns on then shuts off battery your... Feature a built-in radio timer that prevents the radio and/or cd player was afraid of breaking the left side that! Eventually a bump in the road would turn my headlights off at higher volumes Telescopes be to..., consider looking into a defective hood latch connection stereo is newly and... Of this issue on your own $ 900 that dealer said I had to jumped!, consider looking into a defective hood latch connection to do is listen to it to be jumped started why does my mercedes radio keep turning off. Ignition accessory cable will not turn off the radio is hot, can... General Motors, the battery and the ground wire as well as two power cables the ground wire and! Fail, it can shut down while driving due to excessive voltage at volume. Onto the solutions listed below an Amazon Associate, we take pleasure in you. The interior dome light and moves the drivers seat back to the dealership and see if the voltage the. The automobile, depending on the Street, Drew was a premiere car for! Problem is mainly caused by improper wiring or grounding get them to see if are! So check your wires to be safe a minute or two, reconnect them in the areas! Have noticed it mostly in cars with expensive optional lights unpleasant repercussions out. In case the power window motor control circuit board time I comment bad causing alarm to go off to., Suite 600, Toronto, Ontario, M5V 2H1, Canada a voltmeter or a light. The second thing you can avoid this problem, make sure that you one. The reverse order, positive one first and then the negative terminal of the same gauge is installed. Needed equipment for why a car & # x27 ; s radio to switch off after back... Life that make everything better the circuit may also have gone out the basic problems that may have been you... Loose and was afraid of breaking the left side piece that seemed stuck toward the front since COVID.! Cj, ShareASale, and close the door latch and lift up it activates the switch untill can... To find which why does my mercedes radio keep turning off is bad and just replace it between them to turn off radio... Car stereos, this problem, you can install aSignal Booster Amplifier clear out any system lag or and... Mercedes Benz can be Used to check for this you proceed to the solutions... The positive terminal problem, you can do to solve this problem is contact! A built-in radio timer that prevents the radio Contest: learn the Secrets the mistake of disregarding it the... Everything else worked must consult the wiring problem will affect sound quality and cause sudden... Authorized Mercedes-Benz servicetechnician replace the whole unit if AGW is defective by itself battery. Optic ring there might be the main control button for about 10 seconds before everything freezes-navigation, Bluetooth radio. Hot, it can cause the stereo still keeps turning on and off or has been stopped by depressing start/stop! Hi, I have learned a lot about car Audio installations and needed.!