Why does my stereo has power but no sound?
If your car radio turns on, but no sound comes out, common parts you should check include; blown fuses, Wiring short, Faulting input, or Damaged speakers/wires. It could also be a simple solution, such as the source or audio output device.
Why is my Mercedes audio not working?
The most common solution to fix any of these issues is to try to perform a soft reset of the COMAND unit. 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.
How do I reset my Mercedes sound system?
To reset your Mercedes-Benz radio code, you will need to retrieve a corresponding radio code. To do this, either check your owner’s manual or contact an authorized Mercedes-Benz dealership with your VIN and proof of ownership. From there, enter the code into your radio, and it should successfully be reset.
Why can’t I hear my radio in my car?
If the amp fuse is blown, that is probably the reason that you aren’t getting any sound out of your car radio. In some cases, a broken wire or bad connection in the speaker wires where they pass through into a door can also cut off the sound altogether rather than just cutting off the sound to one speaker.
Why did my car speakers stop working?
When all of the speakers in a car audio system all stop working at once, the problem is usually in the head unit, in the amp, or in the wiring. In some cases, an issue with the wiring between the head unit and a single speaker can even cause all of the speakers in an entire car audio system to cut out at once.
How do I unlock my Mercedes radio?
To obtain your radio code you can:
- Visit your local authorized Mercedes-Benz dealer.
- Contact our Customer Assistance Center with your Vehicle Identification Number (VIN),
- Via phone: at 1-800-FOR-MERCEDES (1-800-367-6372)
How do you diagnose a car radio problem?
Symptoms to look for
- Radio fails to turn on – wiring problem or blown fuse.
- Radio turns off at irregular intervals – there’s either a power or ground connection problem.
- Car radio display and sound goes on and off together – head unit might not be getting enough power.
What to do if your Mercedes-Benz has 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.
Is there a no audio troubleshooting guide for a Mercedes Benz SL?
NO Audio Basic Troubleshooting Guide Applies to C-Class 99-03 S-Class 99-02 CLK 99-04 SL 99-03 E-Class 99-02 SLK 99-02 ML 01-02 Troubleshooting “No Audio” for your specific Mercedes-Benz, ML, S, and SL. Mercedes Benz SL NO AUDIO Locating and Troubleshooting Components in Fiber Optic Loop
Why is my COMAND not working on my Mercedes-Benz?
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.
What is the audio gateway on a Mercedes Benz?
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.