How do you reset a Mercedes-Benz radio?
How to do a soft reset of the COMAND / NAV Radio System
- Locate the fuse box on the side of the dash on driver’s side.
- Remove the fuse box cover.
- Locate fuse 26 and 28. Remove both fuses.
- Locate the fuse box on the rear.
- Remove the key from the ignition and let the car stay off for at least 15 min.
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.
Why does my Mercedes Benz engine not start?
However, when i turn the key all the way, the engine does not even try to crank. It almost feels as if only the starter is disconnected or something from the car entirely. (I know nothing about car engines)
Why does my Mercedes Benz key not turn?
Key won’t turn the ignition/ Driver Authorization System. The most likely scenario if your key won’t turn is that the battery is fully or partially discharged as it won’t allow the electronic ignition system (EIS) to function properly. Ensure that your battery is working properly.
Why does my Mercedes not start when I charge the battery?
This Mercedes-Benz is not starting because of a low battery. In this case, what you need to do is trickle charge your battery using any of these 12 volt battery trickle chargers. If you need help read this article on How to charge a Mercedes-Benz the right way. Mercedes won’t start, and it’s not the battery.
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 should I do if my Mercedes Benz won’t start?
Start the car and you should be able to get around 60 psi. When the engine is running and when you turn off the engine the pressure should stay steady. Always perform this test on a cold engine. Next, make sure that the fuel injector connections are secure and not loose. Check the fuel pump and the fuel pump relay.
Why does my car radio not come on?
My radio usually comes on when I crank up the car. Sometimes it doesn’t turn on. This morning my radio did not come on. I turned it on several times with the same result. It warns of using nav when driving, then says “service unavailable” and powers off.
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.