What to do if your Mercedes Benz Radio is not working?
Christopher Pierce
Published Apr 20, 2026
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.
Is there an aftermarket navigation DVD player for Mercedes Benz?
This aftermarket Navigation DVD Player is specially designed to upgrade Mercedes-Benz CLK-Class (C209/W209)/CLS-Class (W219) OEM basic radio system or OEM navigation head unit. It has the same harness and plug as original radio, totally plug and play when install.
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.
How many Harman Kardon speakers are in a Mercedes Benz?
Every detail of the Harman Kardon audio system is precisely tuned to maximize the interior acoustics of each specific Mercedes-Benz model. Up to 14 high-performance speakers guarantee precise dynamics and excellent sound balance while the multi-channel Digital Signal Processor (DSP) amplifier with up to 830 watts maximizes the fun factor.
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
What kind of sound system does Harman Kardon use?
With its powerful heart – a Class-D amplifier with 600-watt output – the Harman Kardon Logic 7 surround sound system with 11 high-performance speakers and Frontbass turns the new roadster into an impressive open-air concert hall.
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.