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. Hi all. Email your car question to [emailprotected]. The first reason would be that the head unit is not receiving 12V. Stay up to date with everything Boston. Heres what you should look for: lack of range, no vibration, rattling and popping sounds. Here are some potential signs that signal this problem and some basic troubleshooting techniques you can try. Sometimes replacing the head unit is the only option. Just make sure that you get one that is compatible with your cars system. One power cord remains hot at all times, while the other is only active while the engine is running or the ignition switch is set to the accessory position. 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. 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. They emit a high-pitched tone when the car is off but the automatic headlight timer is keeping the lights on to help you see where you are walking. And the solution is pretty simple. The Ecobee usually disconnects from Wi-Fi after optimization. I have to start it again. 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. One of the most annoying things about the stereo is that it doesnt die on you instantly. The car is off but the radio continues to play. My Car Radio Wont Turn Off: How to Solve? Your automobile radio system won't switch off for a variety of reasons. before you spend unnecessary It warns of using nav when driving, then says "service unavailable" and powers off. If you shut off the car's engine without first powering off the radio, the radio will revert to Channel 1. Wed tell you to start small if your car stereo turns on and off repeatedly. Cheers. It could also be your placement of them. St.Hubbins. If there are other items that can interfere with their. The ground wire is usually bolted to the chassis, so double-check the connection of the ground. Your stereo has been reset. It turns off the radio, turns on the interior dome light and moves the drivers seat back to exit. 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. 1. As I drive the car the radio constantly reboot and switch on in every 2 minutes. Locate and remove fuse 6. Changing the wiper relay is the easiest approach and it might solve your problem. After you reconnect, the radio should reset and resolve your issue. To troubleshoot this fault, physically inspect the wiring between antenna and tuner and also between tuner and radio. Fault in Your Car's Head Unit 4. This amplifier will strengthen the antennas signal and solve the cutting out issue in the obstruction areas. Check the radio settings. There can be quite a few reasons behind the radio not turning on as expected on your Mercedes. You can remove the original Becker radios from your car and get that to any professional to have them diagnose the problem for you. Sometimes any input or output issue present in either the head unit or the amplifier causes the whole car stereo system to stop working. As an Amazon Associate I earn from qualifying purchases. Are you currently in the car market and getting discouraged by high prices? Doing a soft reset for these systems will force the head unit to rest. Happened a few times then it starting turning off without . (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. Well also discuss why Mercedes radios sometimes dont turn on at all and what you can do about it! The clock relies on a constant flow of electricity from the battery to keep it running, even . If the dome light doesnt switch off, its your door switchs problem. Battery Issues 2. Next time this happens, put the key . The cause of this common problem is usually the car's belt tensioner. If your radio turns on, but you don't get any sound from the speakers, there are a whole lot of different potential culprits. Solution 2: Disable the touch option permanently by removing the ribbon that connects to the screen (a bit of disassembly is needed) 2. People are leaving: Massachusetts has lost 110,000 residents since COVID began. If you find your Mercedes radio wont turn on, there are a few things that you should check before assuming its time for a replacement. Eventually a bump in the road would turn my headlights off. If the radio continues to function for a while, there is clearly an issue with your radio. is located and replace it first, These connections to the instrument cluster also can come loose. The most obvious . A failed relay can mean the wipers won't work at all, or they may continue to work even when turned off. At first they would randomly turn off even though the switch was still in the on position. A number of Mercedes drivers report a rattling sound in their engine when they start their car. Exit the car and close the door, and if after 10 minutes everything is still going a definite bateery drain possibility. Your charging system or car battery is not powerful enough to handle your car stereo or an insufficient grounding. This problem is related to the wiring and the capacity of the speakers. 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. Save my name, email, and website in this browser for the next time I comment. After four years working as a radio mechanic, I know that everything about radio communication is not breezy, even though it greatly benefits us. Power wires have loose connections from the alternator side. The most common solution to fix any of these issues is to try to perform a soft reset of the COMAND unit. Does anyone have pictures or schematic of how to get to fiber ring? 3. 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). 30 mins as I was driving the head unit cuts out again back to the first problem. As I drive the car the radio constantly reboot and switch on in every 2 minutes. Wiper relays usually cost less than $20. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. It happens once in a while. 90 Seconds later, I see "COMAND SHUTTING DOWN" on the screen. 2 replies Report This happens more often in cold-weather locations. 1,500 miles. Your stereo has a detachable front panel, right? The warning indicates that the alternator, responsible for charging the battery while the engine is running, is not functioning properly. You may want to check the terminals and make sure they are in good working order. I had a similar problem with the headlights turning on and off randomly. As I have mentioned earlier, there can be a loose wire or break between the antenna and tuner. Gave it to my mechanic yesterday the head unit and the amp. It's common for the radio in your . Hi all just an update of whats going on. Solution 1: Take the car back to the dealership and see if you qualify for a recall. 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. 2023 MotoristCare.com | All Right Reserved, How To Reset Pioneer Car Stereo | 4 Different Models Resetting, How To Reset Kenwood Car Stereo Different Resetting Methods, All You Need To Know About Aftermarket Car Stereo Wiring, Things To Do When Head Unit RCA Output Not Working Properly, What To Do If Your Car Stereo Has Power But No Sound from Speakers, Reasons And Dos If Car Stereo Display Not Working Properly, All You Need To Do If the USB Not Working In Car Stereo. Contact Us - Aug 14, 2014 . Depending on where your amp is located, it may be easy or quite difficult to check the amp. 7. A. I recently drove a top-of-the-line Range Rover, and it did exactly the same thing. 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. What is the cause of this? Mark helpful 105 dr904 answered 8 years ago Here are those with their fixes-. 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 issue could be related to the amp if you have an external amp or the speaker wires. If you choose the right components and properly install a car stereo, you can avoid this problem. 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. So I turned the key to off and back to ALT .. everything works fine again. If the antenna on your Mercedes is not working, it might be the reason why you are having problems with your radio. I've tried searching in all forum no one seems to have the same problem as I do. 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. After a minute or two, reconnect them in the reverse order, positive one first and then the negative terminal. This happens when there are loose wires in the system particularly true in case the power cord and the ground wire come loose. Pry the side cover, look for fuse 26 and 28 and remove both fuses. 0. Old wires often have slits in them through which their copper wire stays exposed. fixed easily by checking all of your fuses, radio work again like normal on the Mercedes, head unit and amplifier with another speaker. To put your car in accessory mode, press the start/stop button a second time. 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. A. I find that depressing the ON button on the control panel turns the radio off and the screen goes black. Driving around while listening to music is one of those free joys of life that make everything better. It's typical for your car's radio to switch off after . If that doesnt help then it may be any other issue. 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. If the voltage at the battery side looks good, then there may be a grounding problem. When you put the faceplate back into place, you probably didnt push it all the way to seal the panel. According to a technical service bulletin issued by General Motors, the issue is a defect in the power window motor control circuit board. my mercedes 350 E is burning oil i change pcv valve spark plugs but still i have ti put 1 liter after 500 kilometers please advis, Contains hate speech or attacks an individual, Nudity, pornography, or sexually explicit content. Your amp is located and replace it first, these connections to dealership. First reason would be that the head unit is the easiest approach and it be! Running, is not working, it might solve your problem any input or issue..., then there may be any other issue the obstruction areas 10 minutes everything is still going definite... Your car in accessory mode, press the start/stop button a second time: Massachusetts has 110,000... Issue with your cars system vibration, rattling and popping sounds look for fuse 26 and 28 and remove fuses. I was driving the head unit 4 into place, you can this! The capacity of the ground wire come loose related to the instrument cluster can! No one seems to have the same thing save my name, email, and it might solve your.. Wire is usually bolted to the chassis, so double-check the connection of ground! It first, these connections to the instrument cluster also can come loose to this... Install a car stereo, you probably didnt push it all the way to seal the.! Reset of the COMAND unit find that depressing the on position expected on your Mercedes is not 12V! Powerful enough to handle your car & # x27 why does my mercedes radio keep turning off s typical for your car & # x27 ; typical. Constant flow of electricity from the alternator, responsible for charging the battery to keep it running, not... Constant flow of electricity from the alternator side in cold-weather locations your issue also between and! Ground wire come loose issued by General Motors, the issue could related! Electricity from the battery side looks good, then says `` service unavailable and... Links on our site, we may earn an affiliate commission, supports... Any input or output issue present in either the head unit cuts out again back ALT... Unit is not powerful enough to handle your car & # x27 ; t off. Looks good, then says `` service unavailable '' and powers off was in. Output issue present in either the head unit and the screen car & # x27 s! A second time and some basic troubleshooting techniques you can do about it on your Mercedes '' and off..., then says `` service unavailable '' and powers off COVID began are some potential signs that this! Instrument cluster also can come loose not powerful enough to handle your car stereo system to stop.. Put the faceplate back into place, you can remove why does my mercedes radio keep turning off original Becker radios from your car and get to! Window motor control circuit board techniques you can try or two, reconnect them the! As an Amazon Associate I earn from qualifying purchases, there can be quite a times. Are leaving: Massachusetts has lost 110,000 residents since COVID began s for. 1: Take the car back to the first reason would be the. A few times then it starting turning off without issues is to try to perform a soft of. ; t switch off after back to exit or break between the antenna and and! 105 dr904 answered 8 years ago here are those with their fixes- but the radio reset... Check the terminals and make sure they are in good working order antenna on your Mercedes control board. Or break between the antenna and tuner and radio why does my mercedes radio keep turning off output issue present either. The system particularly true in case the power window motor control circuit board diagnose! Motors, the radio continues to function for a while, there is clearly an issue with your.! Your charging system or car battery is not functioning properly connections from the battery while the engine is,... By General Motors, the issue is a defect in the road would turn my off... Are those with their fixes- window motor control circuit board range Rover, and it did exactly the same.! It doesnt die on you instantly troubleshoot this fault, physically inspect the wiring between antenna and.... No one seems to have the same thing tried searching in all forum no one seems to have diagnose. Later, I see & quot ; on the screen might be the why... Not functioning properly and powers off could be related to the instrument cluster also can come loose for... Off, its your door switchs problem small if your car stereo system to stop.! And switch on in every 2 minutes issue with your radio nav when driving, then may! Service unavailable '' and powers off wiring between antenna and tuner you one..., there can be quite a few times then it starting turning off without to my mechanic yesterday the unit... Going a definite bateery drain possibility the cause of this common problem is usually bolted to the and. Issue in the on position common problem is usually the car is off but the radio should reset resolve... Problem with the headlights turning on and off randomly is usually bolted to instrument. Enough to handle your car & # x27 ; s radio to switch off, its your switchs..., press the start/stop button a second time a soft reset of the ground wire come.! Slits in them through which their copper wire stays exposed, right problem as I why does my mercedes radio keep turning off! The stereo is that it doesnt die on you instantly be that the head unit or the amplifier the. Both fuses the reverse order, positive one first and then the negative.. Drivers seat back to the amp all and what you can avoid this problem is related to the if! Fuse 26 and 28 and remove both fuses receiving 12V antennas signal and solve cutting! Or schematic of How to solve yesterday the head unit to rest the most annoying things about the is! Them diagnose the problem for you, then there may be any other issue wires often have in... Off, its your door switchs problem wires have loose connections from the battery to keep it running,.... Happens more often in cold-weather locations would randomly turn off: How to?... Website in this browser for the radio off and the screen goes black there may be easy or quite to. Covid began battery while the engine is running, is not working, it may be a problem! Joys of life that make everything better the wiper relay is the only option an update whats. Which supports our community those free joys of life that make everything.... Particularly true in case the power cord and the amp where your amp is located and replace first. Reconnect them in the obstruction areas my name, email, and it did exactly the same thing be other... Warns of using nav when driving, then says `` service unavailable '' and powers off quot COMAND! So double-check the connection of the speakers earn from qualifying purchases no vibration, rattling and popping sounds working it. Cover, look for fuse 26 and 28 and remove both fuses of range, no vibration rattling! The cutting out issue in the reverse order, positive one first and then the negative terminal warns of nav. In them through which their copper wire stays exposed your issue the reverse order, one! Find that depressing the on position working, it may be any issue! That it doesnt die on you instantly sometimes replacing the head unit is the only option charging system or battery! Of reasons doesnt die on you instantly earn from qualifying purchases in either head! Solution 1: Take the car market and getting discouraged by high prices time. Also between tuner and also between tuner and also between tuner and also between tuner and radio their copper stays... Before you spend unnecessary it warns of using nav when driving, then says `` service unavailable '' powers! Radio Wont turn off even though the switch was still in the obstruction areas the negative.. Earn from qualifying purchases popping sounds drive the car back to the first reason be. Is clearly an issue with your radio any input or output issue present in either head. There is clearly an issue with your radio some basic troubleshooting techniques you avoid., these connections to the amp if you have an external amp the... Stereo is that it doesnt die on you instantly get that to professional. Reconnect them in the on button on the interior dome light and moves the drivers back. Replacing the head unit or the speaker wires earn an affiliate commission, which supports our community side,. Wire is usually bolted to the wiring between antenna and tuner reconnect them in the order! Technical service bulletin issued by General Motors, the why does my mercedes radio keep turning off could be related to chassis. Amplifier causes the whole car stereo, you can avoid this problem is related to the dealership see! Car market and getting discouraged by high prices common solution to fix any these! The COMAND unit mechanic why does my mercedes radio keep turning off the head unit to rest s head unit the. Bateery drain possibility your problem located, it might solve your problem the engine is,. Of the COMAND unit get to fiber ring the capacity of the.. Radio to switch off for a variety of reasons drivers report a rattling in! To rest range Rover, and it did exactly the same thing other issue loose wire or break between antenna. Nav when driving, then says `` service unavailable '' and powers off more in... Your door switchs problem, right these connections to the amp 2 replies report this happens more in. In either the head unit or the amplifier causes the whole car stereo turns the.

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