Why does my Mercedes Benz have no sound?

Troubleshooting the fiber-optic loop is the next step that you should do if removing the fuses does not solve the no-sound problem. 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.

What to do if your Mercedes Benz Radio is not working?

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. Doing a soft reset for these systems will force the head unit to rest. This normally restores the systems to working order.

What is the fuse box diagram for a Mercedes CL500?

Here you will find fuse box diagrams of Mercedes-Benz CL500, CL600, CL55, CL63, CL65, S280, S320, S350, S400, S430, S500, S600, S55, S65 (1999, 2000, 2001, 2002, 2003, 2004, 2005 and 2006), get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay.

What to do if a Mercedes Benz fuse blows?

If a newly inserted fuse also blows, have the cause traced and rectified at a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center. Before changing a fuse, secure the vehicle against rolling away and switch off all electrical consumers.

Why does my car radio have no sound?

For those of you that didn’t know, most radios have fuses in the back that can blow. Usually when this happens though the radio will lose all power and you won’t have sound at all. Verify your fuses behind the radio, and in the vehicles fuse panels as well. Replace any blown fuses and see if the radio kicks on and produces sound.

What to do if your Mercedes Benz has no sound?

The fist thing you should try is to do a soft reset of the COMAND unit. To do a reset you will need to remove the fuses for at least 10 min for these systems: By removing the fuses for these systems, you will be forcing the command unit to perform a rest. This will generally fix the problem. There is a chance that the symptoms may return again.

Why is the radio not working on my Mercedes Benz?

Is the radio on your Mercedes-Benz not working? Some common problems with the Mercedes-Benz COMAND system include issues such as: Radio panel doesn’t turn on. (Hint: Check fuses.) The fist thing you should try is to do a soft reset of the COMAND unit.

What do you need to know about Mercedes Benz audio gateway?

The Audio Gateway is the brains of the Mercedes-Benz COMAND system. You will need to have an authorized Mercedes-Benz service technician replace the whole unit if AGW is defective. This entry was posted in Info Articles. Bookmark the permalink.

What to do if Mercedes Benz audio gateway is defective?

You need to figure out which component is defective by bypassing each component until you find the problem. The Audio Gateway is the brains of the Mercedes-Benz COMAND system. You will need to have an authorized Mercedes-Benz service technician replace the whole unit if AGW is defective. This entry was posted in Info Articles.

Why did my Mercedes Benz COMAND stop working?

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. When one of your components goes down, your COMAND will stop functioning. You need to figure out which component is defective by bypassing each component until you find the problem.

Why is there no CD player on my ml430?

When this happened to my ML430, it was a coaxial cable. No CD player, no radio, no nothing but would power on. I tightened cable and problem solved.

How do you get the serial number on a Mercedes Benz radio?

Once you remove your radio or Comand look on the side or back of the radio for the serial code. Call back your dealer and give them the serial code. The code you get from using the serial number should definitively work.

Is the radio not working on my Mercedes C300?

2008 mercedes c300 radio and display not working. Just checked the fuse but im not sure wich one 2008 mercedes c300 radio and display not working. Just associates in automotive te…

What causes a Mercedes Benz to have no sound?

Some common problems with the Mercedes-Benz COMAND system include issues such as: 1 Head Unit / Radio stuck on Mercedes-Benz logo 2 Turns on and then off 3 Shuts off randomly 4 COMMAND will freeze 5 Radio powers on but there is no sound 6 Audio Gateway (AGW) drains the car battery 7 Radio panel doesn’t turn on. (Hint: Check fuses.) More

How is the audio system in a Mercedes Benz connected?

All the audio related systems in the car are connected via the fiber optic cable in series, forming a ring or a loop. The signal will travel through all the different components and return back to the same component if required. Components that are part of the fiber optic ring are:

Can a Mercedes Benz audio gateway be defective?

The Audio Gateway AGW can also be defective. That is the brains of the Mercedes-Benz COMAND system, therefore you can not bypass it. You will need to replace the whole unit. The only testing that you can really perform with the AGW, is to make sure it is getting power.

2) Removing the fiber optic cable from the stereo or amplifier will cause no audio output. Begin troubleshooting with any one of the other components in the fiber optic loop. In this troubleshooting, we started with the CD changer. Locate the fiber optic cable.

Where can I get a Mercedes audio troubleshooter?

Part Number 000-545-33-84 Available from the dealership Part needed for troubleshooting Our example for troubleshooting will be for the E430 Read through instructions before attempting to troubleshoot. 1) The Mercedes E430 contains all the components in the fiber optic system in the trunk, driver’s side wheel well.

Why does my Mercedes E430 have no audio?

1) The Mercedes E430 contains all the components in the fiber optic system in the trunk, driver’s side wheel well. Except the stereo. We have found no particular pattern for which equipment is next in the fiber optic loop. 2) Removing the fiber optic cable from the stereo or amplifier will cause no audio output.

What kind of car has no sound or no sound?

Mercedes-Benz No Sound or No Audio Troubleshooting and Repair Car Stereo Help Removal Guides Acura Audi BMW Buick Cadillac Chevrolet Corvette Chrysler Daewoo Dodge Ferrari Ford Geo GMC Honda Hyundai Infiniti Isuzu Jaguar Jeep Kia Land Rover Lexus Lincoln Mazda Mercedes Benz Mercury Mitsubishi Nissan Oldsmobile Plymouth Pontiac Porsche Saturn Subaru

Why is my car stereo dim or does not light up?

The display panel on the car stereo is dim or does not light up. If the display panel on the car stereo receiver is dim or does not light, the connectors may need to be cleaned or there may be a mode setting that needs to be adjusted. Follow these steps to try to resolve this issue:

Are there any problems with Mercedes Benz COMAND system?

We have listed down common issues with the Mercedes-Benz COMAND system, including problems with The most common solution to fix any of these issues is to try to perform a soft reset of the COMAND unit.

What causes poor or no AM radio reception?

If applicable, change the tuner settings of the car stereo between the Local/Distant ( LX/DX) station selector to switch the tuner sensitivity. Class D amplifiers may also cause AM reception problems.

Why does an audio amplifier not transfer DC voltage?

Most audio amplifier does not transfer DC voltages. The background for it is that a woofer coil can be easily destroyed by DC voltage, therefore is in such a way designed the amplifiers that DC voltage is not amplified. Meaning of the output power for an audio amplifier

What causes your car stereo to turn off and back on?

What Causes a Car Stereo to Turn off and Back On? If your sound cuts off, or the head unit turns off intermittently, when you’re driving down the road, the problem is usually in the car stereo wiring. This is especially true if the display shuts off so that you can tell that the stereo is losing power.

What are the most common audio amplifier problems?

By familiarizing yourself with common home audio amplifier problems, you will be well equipped to diagnose any issues that may occur. Here are four of the most common types of home audio amplifier problems. 1. Overheating Home audio amplifiers produce a great deal of heat. As such, overheating is a very common problem with them.

Why is my home audio amplifier not working?

Inadequate power supplies are another common source of amplifier problems. Home audio amplifiers use a good deal of power and, if run through the improper type of power supply, they are liable to provide insufficient sound quality and not operate to their full potential.

What causes a Mercedes signal acquisition module to fail?

Typically this is caused because repair is performed in near the SAM control unit. If the SAM modules are not closed and sealed, properly they will eventually corrode. If a SAM module fails due to corrosion, at first you may notice that electrical problems are intermittent. Excessive current draw – SAM control units don’t fail often.

What should the fuse look like on Mercedes Benz air suspension?

Procedures are similar for other Mercedes-Benz with air suspension, but the location of the relay and fuse may change. In this S-Class W220, the air compressor motor /pump is protected by Fuse 32, which is a MaxiFuse 40 Amp. Here is what a good fuse should look like.

Where is the 107 amplifier on a Mercedes?

The 107 chassis cars amplifier is located just to the left of the brake pedal assembly. Its best removed by taking out the 10mm bolt that holds the bracket to the pedal assembly. It is similar to the 126 and 123 chassis locations.

What was the basis for the Mercedes 300SL?

At the same meeting in September 1953 that led to the streetable 300SL, Max Hoffman suggested that Mercedes also build a small sports car. He wanted the prototype to show alongside the 300SL at the New York Auto Show—just five months away. The basis for this new, small Mercedes-Benz sports car would come from the 180 sedan.

Where is the Mercedes-Benz cruise control amplifier located?

The 123 chassis cars amplifier is located just to the left of the brake pedal assembly. Its best removed by taking out the 10mm bolt that holds the bracket to the pedal assembly. The photo on the left is from a 123 300TD station wagon.

How do you remove an amplifier from a Mercedes?

Amplifier removal requires that the entire plate be unbolted and removed. Phillips heat screws hold the amplifier in place from behind. On the late models (1989+) the amplifier can be removed without having to remove the metal panel.

What are the problems with a Mercedes CD changer?

Mercedes CD Changer Problems 1 CD Changer Failure. If the Mercedes CD changer fails to function, a loose wiring connection may be to blame. 2 Empty Magazine. If the Mercedes CD changer displays a “magazine empty” message while storing one or multiple CDs, the changer may need to be reset. 3 Disc Error.

Why does my CD player keep getting stuck in my car?

Dash-mounted CD players in cars present unique problems when CDs become stuck – because they’re installed into the car itself, you can only manipulate, poke, and otherwise handle them from one angle, unless you’re willing to remove and disassemble the player itself. Thus, stuck CDs in cars can be a particularly annoying problem.

How do you get a CD out of a car stereo?

Press your CD player’s power and eject buttons down at the same time, holding them for about ten seconds. If your stereo has a “force eject” feature, it should spit out the CD.

What to do when your CD player won’t turn on?

Write down your radio presets and audio settings. This method is useful when you can’t remove a CD because your CD player will no longer turn on. This method involves disconnecting, then reconnecting the electrical supply to the CD player.

What kind of car radio wont power on?

I have a 2005 C320. The other day, I suddenly could not power on my radio. The screen is blank and the CD slot won’t take a CD either. It was working fine all along. All the other electrical items in the dashboard and everywhere else are working fine. This is the original radio that came with the car when i got it ( brand new).

Why do I get no sound from my speakers?

Not getting any sound from the speakers. I think the HK Amp is cooked (or maybe a fuse?) -I get a “NO CDC” error even though I have a CDC. The CDC still is getting power…the eject button works etc.

Why does my Bas light come on in my Mercedes Benz?

To reset the lights, start up your Mercedes-Benz and turn the steering wheel all the way to the right, then all the way to the left. Do this a couple of times. Turn off the engine. Restart. Brake Light Switch may cause BAS / ESP / ABS light to come on. It is the most common problem with Mercedes-Benz cars.

Why do my Mercedes Benz ESP Lights Come On?

The BAS / ESP / ABS lights is not a problem with just Mercedes-Benz ML320 / ML430 models. It is a problem that has impacted all Mercedes-Benz models. We have included the top causes that trigger these lights to come on in the section below.

Some answers – get a new car – get a new girlfriend – have a look at the speakers. the radio in my grilfriends car didnt work..it had power but no sound. i thought if i replaced it it would spring to life. the new radio connected easily enough but has the same problems…power and lights but no sound from speakers not even static…

What kind of loudspeaker does Mercedes Benz SLC have?

The Mercedes‑Benz SLC features ten high-grade loudspeakers, delivering brilliant music quality. The powerful 500 watts Harman Kardon DSP amplifier is equipped with digital DTCP encryption technology that enables audio information to be transmitted without degradation via MOST ® technology.

What kind of surround sound does Mercedes Benz use?

The leading-edge Logic 7 ® multi-channel surround-sound technology transforms stereo and discrete 5.1 recordings into an exhilarating surround-sound experience for all passengers, in both front and rear seats.

How to troubleshoot Mercedes Benz air suspension problems?

Learn how to troubleshoot Mercedes-Benz Air Suspension Problems. You decide to buy a Mercedes-Benz, maybe an S-Class, CLS-Class, R-Class, CL-Class or E-Class. One day you hear of other Mercedes-Benz owners having suspension problems. The next day you start having air suspension problems yourself.

What happens if you open the hardtop on a Mercedes SL500?

If either of these are open, the retractable hardtop cannot operate. Once the lid and cover are shut, the hardtop switch may be used. Start the vehicle’s engine, and let the car run while you open or close the hardtop. The hardtop does not operate if the car’s battery voltage is too low.

Where does the beeping come from on my Mercedes?

I’m getting a random beeping noise coming from the dash somewhere. It is totally random, sometimes a longer beep when I stop. It seems to be coming from the dash somewhere, but I am unable to trace it down exactely. It is not the radio, I have an aftermarket Pioneer deck that I completely took out and the beeping did not stop.

How long does it take to fuse a Mercedes Benz?

Take out the key from the ignition and don’t turn on the car for at least 15 minutes. Take note: The fuse number will depend on the model of Mercedes-Benz that you have.

Why does my C-300 sport make a buzzing noise?

I noticed that until several hours after driving my 2009 C-300 Sport (manual with Entertainment package) I can hear a brief buzzing noise, about once every 30 seconds or so, that seems to originate from the engine compartment. Have not been able to pinpoint the source of this noise.

Why does my Mercedes Benz make a clicking noise?

It requires electrical power to crank the engine. The car makes a clicking noise but won’t start. Hint: Starter Problem or Low Battery This may seem obvious, but an old battery is the root of many headaches and can cause all sorts of malfunctions on Mercedes-Benz cars.

Where does the buzzing noise come from in a car?

Click to expand… Quite difficult to actually pinpoint where the buzzing noise was coming from…MB/tests have confirmed that this noise is normal after driving. Found noise is coming from throttle blade opening and closing to allow for expansion gases to escape intake manifold.

What are the problems with a Mercedes Benz?

Top 5 Mercedes-Benz no start problems 1 Engine Click, No Start 2 Engine Dies Right After It Starts 3 Car turns over, but it won’t start 4 The car makes a clicking noise but won’t start. Hint: Starter Problem or Low Battery 5 Key will not turn the ignition More

What are the most common problems with a Mercedes?

It is the associated parts that usually fail due to age and high mileage Unknown battery drain, electrical shorts, blown fuses – these can be difficult to isolate! One of the most common problems we see on older Mercedes. Top problems for diesel owners. Kent recommends starting with the basics Yes, Kent has seen it first hand. Don’t neglect this!

When does the ESP light turn on in a Mercedes?

To check, try stopping and restarting the engine. If the light remains on after restarting get it checked at a garage as the ESP system is an important safety feature. If you have a diesel Mercedes, this light will turn on when the engine is warming up.

What’s the original color of a Mercedes 250SL?

This 1968 Mercedes-Benz 250SL is available in its original color code#180G of silver-grey with a red interior. It comes equipped with an automatic transmission,… More Mercedes-Benz 250SL 1968 Restored This Mercedes-Benz 250SL from the W113 series, known under the name Pagoda More Possibly the best W113 Pagoda in the world.

Are there any Mercedes cars that are rusted?

Though Mercedes build high-quality cars, they do not escape metal corrosion. Up to 1976, the steel used in production in all Mercedes range tended to rust rather quickly. I cannot tell you how many rusted Pagodas I’ve seen throughout the years, even those well preserved.

What do the lights on the Mercedes dashboard mean?

Modern Mercedes-Benz cars are filled with lots of sensors that monitor how each system in the car is behaving. The lights on the dashboard display what systems are in use and they also highlight when one of those systems is not working as it should. But what do all those different symbols mean?

What to do if there is no audio in your car?

Still no audio, remove fiber optic coupler, place back into original connector and connect back to CD changer. 9) Follow white side of fiber optic cable to next component in line. On the E430, the telephone was next in line. 10) Note the key on the connector along with the location of the red and white ends of the cables.

Why does my Mercedes Benz whistle stop working?

So I canceled my order on part 202-800-18-75. After cycling the re-circulating button a few times and sucking on the tube by mouth trying to figure out the problem, it magically started working properly again and the whistle stopped. So I put it all back together and have not had a problem yet but it has only been a couple of days.

Why does my car make a beeping noise when I stop?

What should I do if my Mercedes key fob is not working?

If you need a replacement battery note that Mercedes-Benz uses CR2025 battery type. Ensure you have new batteries in your key fob. Next, look carefully at your Mercedes-Benz key. When you press the button on your key you should see a small RED led light. The light should light up every time you press any of the buttons (Lock, Unlock, Panic, Trunk).

How can I tell if my Mercedes Benz brake light is working?

Unfortunately, looking to see if the brake lights turns on while you press the brake pad, is not a good test to tell if the brake light switch is working properly. This is because the brake light switch has two or more micro-switches inside and only one of them controls the rear brake lights.

Why does my Mercedes convertible not go up or down?

Mercedes Convertible Top Won’t go up or down. Convertible top moves very slow. This can be caused by low fluid level or air in the hydraulic lines. Air in the hydrauilc lift cylinders. It can be caused by binding of mechanical arms. Weak convertible top lift cylinder. Weak battery or ground connection.

What are the warning lights on a Mercedes Benz?

The following are warning lights and indicators found in vehicles built by Mercedes Benz. Click a link to learn more about each one. They are roughly ordered by importance, which tends to be by color (red, amber, yellow, orange, green, blue, gray), but there are over 40 of them so be patient!

What kind of noise does a Mercedes Benz make?

When the tires are overrun, a growling or roaring noise is usually heard from the front end. However, if your tires aren’t the cause, there’s a chance your car may need new wheel bearings.

What should I do if I hear a rattle in my Mercedes?

If you hear the rattle when at a stop or even a whistling noise, the catalytic converter may be damaged or clogged. Have your vehicle further inspected at the dealership. Replacement of the catalytic converter or a repair in the exhaust system costs upwards of $500.

What to do when your Mercedes goes into limp mode?

You may also get a check engine light if your transmission goes into limp mode. When a Mercedes-Benz goes into limp mode, it only operates in second gear and reverse only. When you put it in gear, you may also feel a bang as transmission engages. The first thing you should try is to check the transmission fluid level.

When to diagnose a problem with a Mercedes?

Proper diagnosis is a must! Injectors do not last forever. Changing over to Monark nozzles can boost performance! Do it very soon unless you know it have been done within the last 50,000 miles. There are a number of reasons – don’t throw money at the problem – diagnose first!!!

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