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. 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. I got 3 Mercedes all with the same problem . Air Conditioning Expansion Valve Replacement. Especially if they suddenly appear. Check the connectors and see if they are tightly connected. Wire Shorting VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. before you spend unnecessary If you have a different model, you will have to use fuse numbers assigned to your COMAND, CD changer, radio and audio gateway. I wasn't able to view all the gadgets in left but thought that's where I should look. Just make sure it's the right year. Why Can Radio Telescopes Be Used 24 Hours a Day? It goes up, it goes down, all on it's own without any input from us. Here are some potential signs that signal this problem and some basic troubleshooting techniques you can try. Mine won't need all that I hope. How Do I replace the rear brake light on my 2008 E 350. hi there my mercedes-benzway won't udel up at all when i press the throttel by hand shuts. Car audio systems have been my hobby for a long time. Today, without warning, the radio and COMAND screen shut off. It can affect the sound quality and also causes the radio to cut off. Automatic transmission. After removing the stereo, you will find a bunch of wires at its back. That is normal. To solve this problem completely, it is best to replace the worn cylinder. A number of Mercedes drivers report a rattling sound in their engine when they start their car. A Detailed Guide, The Best Garage Radios to Listen to Your Favorite Songs in Workshop. In my case i lost sound but everything else worked. The issue could be related to the amp if you have an external amp or the speaker wires. Check with dealer , may be a software update that could affect the system.Warranty? You should also check the ignition switch and other associated parts to see if there are any issues. I paid $400 for the head unit and $150 for the amp. I would bet on amplifier in your case. You guys Rock between pulling fuses for an hour You may be able to address the problem with your automobile, depending on the vehicles model version. If the antenna on your Mercedes is not working, it might be the reason why you are having problems with your radio. Why is the Height of a VHF Radio Antenna Important? 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. I "fixed" it by taking out COMAND fuse in trunk. The car start with cold . Sometimes, a stereo can go off due to software issues. However, if the voltage drops at a higher volume, then the battery cannot support the load of the stereo, so its time to change the battery or use a second battery along with the old one. Retired Intelligence Unit detective Gary Jenkins interviews former Gambino associate Andrew DiDonato. 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). 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. 8 people found this helpful. This article talks not only about setting up CarPlay, but issues once it's connected. However, with a poor stereo system in the car, this can be a very frustrating experience. 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 . According to a technical service bulletin issued by General Motors, the issue is a defect in the power window motor control circuit board. Hmmm, you're ahead of me on the "meets." Why does my Mercedes alarm keep going off? The command control on the steering wheel is not working and the stereo shuts of every 30 minutes while I am driving it warns me 3 minutes before that I need to turn the ignition on or it will turn of Where do I begin in gaining access to the rear light on my E Class. Change the siren batteries or replace the siren itself if found defective. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! One connection is "always on," and it's used for the memory keep-alive function. 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. When you purchase via our links, we may get a commission. 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. This problem is related to the wiring and the capacity of the speakers. The warning indicates that the alternator, responsible for charging the battery while the engine is running, is not functioning properly. Your automobile radio system wont switch off for a variety of reasons. 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. Learn more. Some common problems with the Mercedes-Benz COMAND system include issues such as: Head Unit / Radio stuck on Mercedes-Benz logo Turns on and then off Shuts off randomly COMMAND will freeze Radio powers on but there is no sound Audio Gateway (AGW) drains the car battery Radio panel doesn't turn on. 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. Chances are the symptoms may return. Here are some observations: Only happens when the car is in motion, at a stand-still it is fine. Take note: The fuse number will depend on the model of Mercedes-Benz that you have. (Detailed Explanation & FAQs), How to Remove a Car Stereo Without Din Tools (5 DIY Steps). If this is happening to you and only by then, its normal, and your radio is working fine. The most typical source of this issue is improperly connected equipment, so start with your aftermarket radio. 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. The fix is to replace the window regulator. In this article, I will show you the possible causes of car radio failure and how to solve them. It looks like you're new here. An amplifier is overpowered or not grounded properly, or it is. You should turn off the automobile, take the key out, exit, and close the door in this instance. The most obvious . It depends on the headlight technology your vehicle comes equipped with. Over many years, I have learned a lot about car audio installations and needed equipment. This can also cause a car radio to lose power and shut off while driving. Even at a safe distance. Can anyone help me on what this could be. do . The battery. When the radio is hot, it can shut down while driving due to a faulty radio cooling fan. ideas came together and I fixed it myself solid! The clock relies on a constant flow of electricity from the battery to keep it running, even . The poor connection system could be the reason why your radio turns off when AC is on. JavaScript is disabled. 1. Overheating. It could be anything from a wiring error to a malfunctioning head unit. 500 kilometer the engine is strong and have lot of power . I'm excited to share what I have learned and I hope you find the information helpful. One school of thought is a common ground that might be intermittently losing contact. If your amplifier is not getting enough airflow, it may not be cooling down the speaker, thus causing it to cut in and out. 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. A vehicle radio usually has a ground wire as well as two power cables. 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. When one of your components goes down, your COMAND will stop functioning. The Ecobee usually disconnects from Wi-Fi after optimization. Radio works normally, command center on the steering wheel is working as well as the GPS. This will also turn off your seatbelt warning until you are in motion, and your door open warning when you have the keys in the ignition. Radio fuse is. Check the cables and make sure they are tight and properly connected. If the voice coil of a speaker is damaged, then one of two cases can happen. Eventually a bump in the road would turn my headlights off. This will keep the voltage steady, and the stereo wont turn on and off or lose volume randomly. 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. 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. Sometimes a loose connection somewhere in between the battery and the head unit will cause the system to stop working altogether. Some vehicle radios are set on a timer, so they don't turn off right away. Question - Car Stereo Factory Wiring Route? Only happens when listening to radio, not CD player or DVD player. Mark helpful 105 dr904 answered 8 years ago As I drive the car the radio constantly reboot and switch on in every 2 minutes. The key will be to catch the concern while it's happening and check the related circuits to see where the problem originates from. Push the start/stop button once to bring your vehicle to a halt. Q. I have a Buick Cascada convertible, which I really like. 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