Radio fuse is. Most likely the spring inside it is broken. Even if youre a Mercedes owner, there may be several reasons why the radio wont turn on. Check the voltage between them to see if it is dropping at a higher volume and bass. 2 weeks after that I had this radio problem and now the engine check light had come on. The most common solution to fix any of these issues is to try to perform a soft reset of the COMAND unit. After removing the stereo, you will find a bunch of wires at its back. Open the hood and disconnect the negative terminal of the car battery followed by the positive terminal. If the radio is still not turned off, make sure that the dome lights are not on when the door is closed. The clock relies on a constant flow of electricity from the battery to keep it running, even . A failed relay can mean the wipers won't work at all, or they may continue to work even when turned off. The radio in my Mercedes keeps turning on and off. I turned it on several times with the same result. 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. 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. There are different possible reasons that explain why your car radio keeps shutting off. As an Amazon Associate I earn from qualifying purchases. Happened a few times then it starting turning off without . Your stereo has a detachable front panel, right? Laguna Niguel, CA 92677 When the key is set to the inactive status, establish whether or not the accessorys power source is available. Wiper relays usually cost less than $20. Motoristcare.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. What is the cause of this? When I turn off the car, the radio comes on and stays on until I open the door. And the solution is pretty simple. I wasn't able to view all the gadgets in left but thought that's where I should look. Dude!!! 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. 27652 Camino Capistrano Unit B, Mercedes-Benz C-Class: Fuse Diagrams and Commonly Blown Fuses. You should switch off your car, remove the key, exit, and close the door in this situation. 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 before you spend unnecessary 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. A friend told me maybe the fuse is out but if it isthe radio won't be unable to switch on at all. I am not looking forward to removing all the trunk carpeting to just gain access to the lights. Sometimes replacing the head unit is the only option. How to Fix a Mercedes Radio Display thats Not Working? Doing a soft reset for these systems will force the head unit to rest. Do it while the stereo has an active power supply to it. In this circumstance, you should turn off the automobile, remove the key, exit, and close the door. The radio changes volume by itself. Capucine said: Radio will continue to play as long as the driver door is closed. 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. Take note: The fuse number will depend on the model of Mercedes-Benz that you have. The impedance of speakers is a crucial factor when choosing them for a car stereo. 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 Fora platform includes forum software by XenForo. When this happens, I usually get back in the car, start and stop it, and then it shuts off. 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. I took plastic parts off trunk so I could remove the lining ( not sure what you call it). If we read more. 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. When one of your components goes down, your COMAND will stop functioning. Why Does My Car Stereo Keep Resetting? Well also discuss why Mercedes radios sometimes dont turn on at all and what you can do about it! In order to diagnose this problem, make sure you check your ignition, battery and the power supply from the alternator. Why does a car radio turn off at high volume? Or a common power source. Make sure that Siri is turned on. Thank you for yr prompt replies.What I have not told u that prior to this I had changed a new battery. I had a similar problem with the headlights turning on and off randomly. 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. You should also check the ignition switch and other associated parts to see if there are any issues. The first thing you should do when your radio stops working is check its fuses and replace any that have blown. Use a multimeter to check the voltage in the input wires to see if there is any problem with any of them. Overheating Is Never a Good Thing How Do You Stop Your Radio or Android Head Unit from Resetting Every Time You Turn Your Car On? A loose ground connection can cause breaking or short-circuiting. Just picked up the car from the mechanic it turned out great. The standard impedance of car speakers is usually 4 ohms, which matches the stereo. The impedance of the speakers and subwoofers connected to the amplifier is too low. Chances are the symptoms may return. Does anyone have pictures or schematic of how to get to fiber ring? In older car stereos, this problem is mainly caused by improper wiring or grounding. Again, probably not your problem, just throwing it out there. Gave it to my mechanic yesterday the head unit and the amp. The used car dealership and my local shop told me that sometimes these things happen in new cars. Can a Car Throw Codes Without Check Engine Light. Posted on Published: July 22, 2021- Last updated: May 6, 2022. 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. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! So, check that before you proceed to the next step. I'm picking up the car this weekend and hopefully that fixes the issues. 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. 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. Tacoma SR5 4.0L V6. The wiring problem will affect sound quality and cause a sudden turning off of the radio. My radio usually comes on when I crank up the car. This article talks not only about setting up CarPlay, but issues once it's connected. 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 will need a multimeter to troubleshoot at what point the sudden change in voltage causes the radio to cut off at a higher base. Chances are the symptoms may return. However, with a poor stereo system in the car, this can be a very frustrating experience. All Rights Reserved. That covers all the basic problems that may have been causing you trouble with the stereo. (with Car Stereo Tips), Copyright 2023 Improvecaraudio.com | Wisteria on Trellis Framework by Mediavine. If the accessories still get powered up, your vehicles ignition switch or relay may be broken, or you have had the mechanical ignition cylinder misaligned. I "fixed" it by taking out COMAND fuse in trunk. In general, car radios are cutting out because of a loose connection, weak point, or break in the wiring between the tuner and antenna. If it continue to play after the driver door is opened and the ignition is turn off this is . Are you currently in the car market and getting discouraged by high prices? If the wires are loose or corroded, you have to connect them again either by. Copyright 2023 - Windupradio. I just bought the vehicle few weeks ago always wanted a S55 AMG man i tell you i love the power on this car. The Audio Gateway is the brains of the Mercedes-Benz COMAND system. Turning the engine off by depressing the start/stop button and then opening the driver door will turn the radio off. Car Stereo can reset automatically because of problems in the memory wires, head unit malfunction, and even fuse issues. I have a problem with my 04 S55 with the radio. Power Issues and Engine Cranking 5. There is an arm in/on the left side of the disc player. When you purchase via our links, we may get a commission. Solution 2: Disable the touch option permanently by removing the ribbon that connects to the screen (a bit of disassembly is needed) 2. 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. I put a new battery on and everything started working. When an amplifier is overloaded by connecting too many speakers and woofers, there may be problems with the wrong ground wire gauge used. What could it be when the radio and air goes on and 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). Conduct fuse testing to find blown fuses. 2023 CarGurus, Inc., All Rights Reserved. It does . 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. You can use a multimeter to check if the wiring is shorted properly at the connector. Faceplate Question, Do Not Sell or Share My Personal Information. Make sure that both the grounding and power wires are of the same gauge. Whats causing my SUVs gas mileage to drop. Eventually a bump in the road would turn my headlights off. 90 Seconds later, I see "COMAND SHUTTING DOWN" on the screen. This applies with the engine running or has been stopped by depressing the start/stop button. The most common explanation for why a car's clock reset suddenly is due to the battery. 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. 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. As he is known on the street, Drew was a premiere car thief for the Nicky Corazzo crew in Brooklyn. This happens more often in cold-weather locations. When the siren batteries fail, it can cause the alarm to go off. Is there a simple fix/reset? It looks like you're new here. Which of the Following Will Help Improve Radio Communications? Dont Ignore These Signs Of Transmission Trouble. It should be clean, free from rust, and tight. Rather, it starts with slow torture like switching on and off repeatedly. This part is what keeps the belt tense as it runs all of the engine accessories. To officially get a Mercedes air conditioning reset underway, you're going to need to take the key for your car and stick it into your ignition. Update on the problem. There also can be similar wiring issues between tuner and stereo. These connections to the instrument cluster also can come loose. Sometimes it doesn't turn on. Why Does My Sirius Radio Say No Signal? Some vehicle radios are set on a timer, so they don't turn off right away. Cut the power to your car. Not sure how to start the testing. 49f41b82-719b-44c1-92be-d3ed7dbfad09 (1).jpg, Do Not Sell or Share My Personal Information. 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. Stay up to date with everything Boston. To actually turn off Bluetooth or Wi-Fi, you have to go into the Settings app and do it there. Automatic transmission. Are you having trouble with a non-working radio on your Mercedes-Benz? Privacy Statement - Mercedes radios can be difficult to work with. 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? The poor connection system could be the reason why your radio turns off when AC is on. Leaving the arm in the pushed back position. 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 fuse chart for your model can be found on your fuse box, use the chart to identify the fuses for these components. Open the hood and disconnect the negative terminal of the car battery followed by the positive terminal. Wire Shorting Trace the black wire. did you ever get this fixed? The car is off but the radio continues to play. Just make sure that you get one that is compatible with your cars system. Content will be removed if CarGurus becomes aware that it violates our policies. Check the radio settings. 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 . Mine won't need all that I hope. Changing the wiper relay is the easiest approach and it might solve your problem. One connection is "always on," and it's used for the memory keep-alive function. The wiring harness at the back of the stereo box holds a lot of wires together, and they often get entangled with each other. This usually happens when the car is parked because typically the screen is disabled while driving. Or a common module that could be malfunctioning. 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. Poof. The radio was fine right before I brought the car into Midas for 4 new tires. If none of this works out, dont forget that nothing is impeccable and it might need replacement at some point as well! Your automobile radio system won't switch off for a variety of reasons. Know the Root Causes Here! Best of luck! 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. I definitely will check the warranty. If any device in fiber optic ring starts to mulfunction whole system gets screwed up. How Does HD Radio Work? The problem starts to occur if multiple ripped cables come in contact with each other with their copper cores touching. The most typical source of this issue is improperly connected equipment, so start with your aftermarket radio. A. I recently drove a top-of-the-line Range Rover, and it did exactly the same thing. Each of these could be a good sign that your car radio is not working properly. Save my name, email, and website in this browser for the next time I comment. Lets find out. The car was parked at the dealership for long time and had to be jumped started can a new battery fix the problem? Way 1: Restart/Force Restart Your iPhone 12 to Fix Bluetooth Keeps Disconnecting Way 2: Setting the Phone to the Airplane Mode Way 3: Forget Your iPhone 12 in Bluetooth and Re-add Way 4: Reset the iPhone 12 Settings to Resolve iPhone 12 Bluetooth Keeps Disconnecting Way 5: Clear the Bluetooth Devices Way 6: Set Up Bluetooth Headset