Question from Linda925 in Charleston, WV | Find answers to your 1999 Mercedes-Benz CLK320 question from certified mechanics and auto experts. Car radio codes are meant to act as a sort of passive anti-theft feature. In other cases, you may find that a fusible link has blown, or that a wire somewhere has melted. 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. Step 1. 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 has written for several websites, newspapers and magazines, including "Multicom Media" and "Vaughan Citizen." Step 2. Angelo Elia began writing in 2007. For instance, if your radio stopped working after a botched jump start, the radio—and other delicate electronics—could have been fried. At the finish press on the button number five. This code is not required, unless the radio is removed from the vehicle, or the vehicles battery is disconnected. This is why the final cable you hook up should always be a ground cable, and it should be hooked to ground, rather than the battery. 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. Press "OK.", Press the scroll button until "Reset of Oil Service Light" appears. Tune in a couple of stations to make sure the radio works. This can be found in the owner's manual that was given to you at the time of purchase. Turn on the radio and enter the radio code using the buttons on the radio. You should always have a copy of your radio … Mercedes-Benz SLK230 Radio Code Learn if it's a simple fix or time to seek out a trusted technician. Call back your dealer and give them the serial code. What Causes a Car's Electrical System to Suddenly Stop Working? Step 2. 00:00. How to Reset a Service Light on a 2006 ... How to Reset the Airbag Computer on a ... VOITURE COUPE (allemande) ref 1233 image by Marie-Thérèse GUIHAL from, Copyright 2021 Leaf Group Ltd. / Leaf Group Media. If you don't have the code, you can get it from a Mercedes dealer or mechanic. If the battery should die on your Mercedes-Benz, the airbag light on the instrument panel may stay on after you hook up a new battery. Search Fixya. Your radio could be a brand new or bought 15 years ago. 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. Or it just went dead because, whatever, it was old, and it’s cold out, and nothing lasts forever. The Mercedes Benz SL is a luxury model car with a navigation control system. In certain rarer cases, you may be dealing with a damaged radio or even damage to other electrical systems other than your radio. 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. If you hook directly to a battery, and any hydrogen gas has leaked from the battery, the resulting spark could ignite the gas and cause an explosion. There enter the code that you already own in your locked stereo. And quite aside from your radio, any number of other components could also be fried. ​​If your radio flashes "code," then this is probably the issue you're dealing with. 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. This is often printed on the owners manual. The display on the radio and the radio wont come on its mercedes benz C230-1998. Fortunately, BMW provides you with the code and a simple way to reset the radio. Mercedes-Benz S-Class / Mercedes-Benz S-Class Owners Manual / COMAND / System settings / Reset function You can reset COMAND to the factory settings. 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. The code you get from using the serial number should definitively work. 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. In most cases, fixing a car stereo that quit working after the battery died is a lot simpler than that. When two things happen at exactly the same time, it's easy to just assume that they are related. 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. Press "OK.". Open the hood and check the connection for the battery. If you cannot find your radio code, contact your nearest Mercedes dealership. There are a few different reasons for a car radio to stop working after the battery has gone completely dead. How to Reset a Mercedes M Class Radio. 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. Everything’s fine, right? If you don't have the code, you can get it from a Mercedes dealer or mechanic. The oil light indicator also may stay on, and the radio may not work until you reset its code. If the cables were hooked up backward at any point, and your radio stopped working as a result, then the radio may well be fried. Tune in a couple of stations to make sure the radio works. Unlike people, who may spend their entire lives in search of a purpose, fuses are born into this world with the sure and certain knowledge that they will one day die to save another. The code may be in your owner's manual, or you might have to contact a dealer. Mercedes radio unlock codes. Of course, it can also be a lot more complicated. If you bought your car used, the previous owner may have written the number down in the manual, and some manuals actually have a place to do so. How to set radio presets on your COMAND® system. If the radio has both power and ground, then it probably has an internal fault. Find the fuse box under the dashboard. He holds an advanced diploma in print and broadcast journalism from Humber College. Radio Code. You left your headlights on, and your battery went dead. Her expertise includes social media, web development, and graphic design. You may be required to enter a radio code. The tool will help you either way. Press "OK.", Press the scroll button until "Reset of Airbag" appears. After all, simply being a good Samaritan doesn't mean they actually know anything about cars. Press "OK.", Press the scroll button until the model of your Mercedes appears. Step 1. Guide to use the tool – This tool you will find very easy if search on Google. All in less than five minutes. had to charge the battery you will probably have to enter a code for your radio to work again, look in your owner's manual and if you do not have one then you will have to call a dealer and get the code or try searching online, sometimes you can get help there Jeremy Laukkonen is tech writer and the creator of a popular blog and video game startup. Well here on this page We present you our free workable: Unlock Mercedes E320 Radio Code Generator. Provide your vehicle's VIN and proof of ownership, and the dealership should give you the radio code. 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. 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. I'm getting a Code CJ. They can look up the radio code if you provide the VIN. Step 3. Asked by billglass137 Mar 27, 2015 at 05:48 PM about the 2002 Mercedes-Benz SLK-Class SLK 230 Kompressor. Check the relevant fuses and fusible links before you condemn the radio. Step 1. Tighten the positive cable clamp retaining nut and then the negative cable clamp retaining nut. However, you may find that your car radio suddenly quit working for a totally unrelated reason. Disconnect the negative cable from the battery with a socket wrench and then disconnect the positive cable as well. Browse Categories Answer Questions . Recent Mercedes-Benz ML350 Questions Security system went crazy fog lights blinking would not turn off ran down battery, got battery full charge now car won't do nothing , but when I jump it I got lights radio and the key fob works, please help. Many Mercedes vehicles are equipped with radios that require a special anti-theft radio code. Check that the lights are off and disconnect the reset tool. You must make a step forward to get the right unlock radio code that your Mercedes need it. To reset the radio, you will need the code included with the paperwork from the car dealer. 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. how do I reset radio after battery disconnect? All the problems with the input should disappear instantly. The unlock Mercedes E320 radio code generator from this page offer you quick solution in … Then wrote your code on a piece of paper and get the shortest way to your Mercedes CLK vehicle. Effectively known as Mercedes it is matters not to us. 3. ​​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. The second fuse box may be on the left side of the trunk. You can reset the airbag and oil lights with a service-light reset tool available at most auto parts stores for about $25 to $40. In events like these you just have to completely turn of your Mercedes radio and turn off your Mercedes engine. I don't know if you trying to take the radio out or just want the radio to reset so you can puch in the code. Next, select the source that you would like to set a preset for. If your radio is dead due to a botched jump start or charge, and you’re lucky, then you may find that your car radio fuse is blown. Press the tool's scroll button until "Mercedes" appears on the screen. Before you do anything else, you’ll want to rule that out. The navigation allows you to customize the vehicle to your own driving and comfort preference; however, if you want to restore it to factory settings or troubleshoot problems with the navigation system, you can do this by locating the reset function on the settings menu. The best way to deal with a car radio code is to not deal with it at all. Turn on the radio and enter the radio code using the buttons on the radio. I have mercedes e240 model 1999 porblem is radio code and i cant open radio again plz help me Hi there? Pry the side cover, look for fuse 26 and 28 and remove both fuses. 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. Check that the lights are off and disconnect the reset tool. How to perform a soft reset of the COMAND / NAV Radio System. Security code reset after buying used 2005 Mercedes M Class 5 Answers. The locked radio will then turn on properly thanks to the fancy unlock Mercedes CLK radio code generator! He also ghostwrites articles for numerous major trade publications. If it doesn’t, you might be looking at a bigger problem. Then wait for quarter of an hour and turn on your Mercedes engine and then your Mercedes radio. Select “Radio” on your COMAND® system screen in your Mercedes-Benz vehicle. How do I reset radio on '99 CLK 320? ​​Electrical system components can be damaged during a jump start if precautions aren't taken. This process is almost identical for the FM, AM and XM radio sources, but in … 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. Christine Baker is a marketing consultant with experience working for a variety of clients. The Mercedes Radio Codes Calculator tool works on any Mercedes radio models and brands. 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. In that same vein, a car stereo with a non-functioning radio may be tracked down to an antenna problem if other audio sources, like the CD player, work just fine. If you can’t reach a dealer you can try sending Mercedes-Benz cusomer service an email using this contact form. If your car radio stopped working after a jump start, or after a battery charge, then the problem might still be related to a car radio code anti-theft feature. Stop if you’ve heard this one before. How to reset a radio code for mercedez ML 350 After replace the battery, It asks for a radio code which I forgot. And in the case of dead batteries and dead car radios, there's a definite chance that the problems are related. 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. Locate and remove fuse 6. If you’re lucky, it might just be a fuse, and if you’re not, then this will just have to serve as a lesson as to how important it is to hook up jumper cables and battery chargers correctly. In the case of your car radio fuse, it is designed to sacrifice itself to prevent a dangerous amount of current from flowing through your car radio and the associated circuit. Locate your ML320's radio code. Once you remove your radio or Comand look on the side or back of the radio for the serial code. Turn on the ignition. And it probably isn’t. Amongst other things, this will delete all personal data (e.g. If you have a radio with this feature, and your battery hasn’t already gone dead, then you’ll want to figure out the code and write it — and the reset procedure — ahead of time. When that happens, all you have to do is enter the right car radio code, and you’re back in business. If you can’t find the radio code, call your Mercedes-Benz dealer. The readout may display, ever-so-helpfully, the word “code,” or it may just remain blank, or it may display an even more obtuse message, depending on the manufacturer. Except now your radio doesn’t work. If you have a radio with this feature, and your battery hasn’t already gone dead, then you’ll want to figure out the code and write it — and the reset procedure — ahead of time. 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. The first, and by far most common, is that the radio has an anti-theft “feature” that kicks in whenever battery power is removed. - Mercedes-Benz 2007 ML350 question. Insert the reset tool into the Mercedes' data-link connector, which is near the hood-release latch. Car stereos with a code feature require you to input a preset code any time the battery dies or is disconnected. What to Do When Your Car Radio Suddenly Stops Working, Common Car Amp Problems (And How to Fix Them), What to Do When the Gauges in Your Car Aren't Working, How to Use a Jump Box to Safely Jump Start a Car. 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. 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