The issue is that while it’s perfectly safe to jump start or charge a car battery when the procedure is carried out correctly, it’s extremely unsafe when the procedure isn’t carried out correctly. Provide your vehicle's VIN and proof of ownership, and the dealership should give you the radio code. Locate your ML320's radio code. When that happens, all you have to do is enter the right car radio code, and you’re back in business. Well here on this page We present you our free workable: Unlock Mercedes E320 Radio Code Generator. The process for finding out a car radio code differs from one make to the next, but you’ll generally want to start by looking in your owner’s manual. He holds an advanced diploma in print and broadcast journalism from Humber College. You should always have a copy of your radio … There enter the code that you already own in your locked stereo. Turn on the radio and enter the radio code using the buttons on the radio. First, your battery went dead, and now your car stereo is dead, and it’s really shaping up to be just one of those days. Pry the side cover, look for fuse 26 and 28 and remove both fuses. The oil light indicator also may stay on, and the radio may not work until you reset its code. The code may be in your owner's manual, or you might have to contact a dealer. Amongst other things, this will delete all personal data (e.g. If it doesn’t, you might be looking at a bigger problem. And quite aside from your radio, any number of other components could also be fried. Turn on the ignition. Car stereos with a code feature require you to input a preset code any time the battery dies or is disconnected. Browse Categories Answer Questions . And it probably isn’t. Press the tool's scroll button until "Mercedes" appears on the screen. When power to the radio is cut, the feature kicks in, and when power is returned, the unit is basically bricked until you enter a specific code. Disconnect the negative cable from the battery with a socket wrench and then disconnect the positive cable as well. How to set radio presets on your COMAND® system. The display on the radio and the radio wont come on its mercedes benz C230-1998. In other far more serious scenarios, you may find that other electronic components, right up to and including your extremely expensive electronic control unit, may have also been damaged. Turn on the radio and enter the radio code using the buttons on the radio. Radio Code. The first, and by far most common, is that the radio has an anti-theft “feature” that kicks in whenever battery power is removed. Make sure that your radio doesn’t have that feature, and if it does, verify that entering the correct code doesn’t get the radio up and running again. Check that the lights are off and disconnect the reset tool. Whether you drive a Mercedes Benz A-Class, B-Class, C-Class, ML-Class, SL-Class, SLK-Class, Sprinter, Vito, AMG or Black, we can certainly help to get unlock code with your Mercedes Benz Radio Security Codes Number after dead battery. Then wrote your code on a piece of paper and get the shortest way to your Mercedes CLK vehicle. Many Mercedes vehicles are equipped with radios that require a special anti-theft radio code. For instance, if your radio turns on and displays a station, but no sound comes out of the speakers, then it's probably an issue with the speakers or the wiring or even the antenna. Before you do anything else, you’ll want to rule that out. Your radio could be a brand new or bought 15 years ago. ​​While a dead battery, or a jump start, can result in a car radio that doesn't work, it could also be a strange coincidence. That means car radio codes almost overwhelmingly become headaches for the lawful owners of those car radios, instead of the thieves they are meant to inconvenience. - Mercedes-Benz 2007 ML350 question. Stop if you’ve heard this one before. Angelo Elia began writing in 2007. If it isn’t there, then you can check the OEM website or contact your local dealer, although you may end up having to pay a local shop or online service to look the code up. To reset the radio, you will need the code included with the paperwork from the car dealer. Christine Baker is a marketing consultant with experience working for a variety of clients. If you cannot find your radio code, contact your nearest Mercedes dealership. The biggest danger in jump-starting or charging a battery is actually related to the explosive nature of the hydrogen gas that can leak from a lead-acid battery. Of course, it can also be a lot more complicated. Next, select the source that you would like to set a preset for. This is why it’s so important to know how to hook up jumper cables and never, ever let anyone, no matter how well-meaning, hook them up wrong. When two things happen at exactly the same time, it's easy to just assume that they are related. I bought a used Mercedes and cannot access the Radio/Navigation system as it is asking for a 5-digit security code and I am unable to find it in any of the manuals. All in less than five minutes. So you drive the rest of the way to work in silence, and you hope that the next step isn’t going to be buying a brand new car stereo. Except now your radio doesn’t work. For instance, if your radio stopped working after a botched jump start, the radio—and other delicate electronics—could have been fried. Question type: Maintenance & Repair The point here is that it’s mostly OEM head units that include this feature, and thieves mostly target aftermarket head units when they steal car radios at all. Select “Radio” on your COMAND® system screen in your Mercedes-Benz vehicle. How to reset a radio code for mercedez ML 350 After replace the battery, It asks for a radio code which I forgot. Step 2. If you can’t reach a dealer you can try sending Mercedes-Benz cusomer service an email using this contact form. Or it just went dead because, whatever, it was old, and it’s cold out, and nothing lasts forever. He has written for several websites, newspapers and magazines, including "Multicom Media" and "Vaughan Citizen." Step 2. All the problems with the input should disappear instantly. Get the Latest Tech News Delivered Every Day, Cracking the Code of the Dead Battery and Deader Car Radio, Some Common Causes of This Type of Problem, The Dangers of Incorrectly Charging or Jump Starting a Car, When Fuses and Fusible Links Save the Day, Why Your Car Won't Start Even Though the Lights Work, How to Fix a Car Radio That Won't Turn Off. If you can’t find the radio code, call your Mercedes-Benz dealer. Step 1. Guide to use the tool – This tool you will find very easy if search on Google. 00:00. He also ghostwrites articles for numerous major trade publications. This process is almost identical for the FM, AM and XM radio sources, but in … Once you remove your radio or Comand look on the side or back of the radio for the serial code. In some cases, it may be the fuse located inside the radio, while in others it may be the fuse in the car’s fuse box. Then wait for quarter of an hour and turn on your Mercedes engine and then your Mercedes radio. how do I reset radio after battery disconnect? Either way, the battery went dead, and you dealt with the problem: a jump start, or a battery charger, or even a new battery, problem solved, and you’re back on the road. 3. Asked by billglass137 Mar 27, 2015 at 05:48 PM about the 2002 Mercedes-Benz SLK-Class SLK 230 Kompressor. Jeremy Laukkonen is tech writer and the creator of a popular blog and video game startup. The Mercedes Benz SL is a luxury model car with a navigation control system. There are a few different reasons for a car radio to stop working after the battery has gone completely dead. Beyond the danger of actually exploding your battery, which I’ll assume didn’t happen, since a dead radio would be the least of your concerns at that point, hooking up jumper cables or a charger wrong can also cause electrical system damage. If you don't have the code, you can get it from a Mercedes dealer or mechanic. This code is not required, unless the radio is removed from the vehicle, or the vehicles battery is disconnected. The locked radio will then turn on properly thanks to the fancy unlock Mercedes CLK radio code generator! You may be required to enter a radio code. Press "OK.". 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