Remove the fuse from its holder. In some cases you may need a small screwdriver to unscrew the fuse holder cap. Look at the fuse wire. If there is a visible gap in the wire or a dark or metallic smear inside the glass then the fuse is blown and needs to be replaced.
Most probably, the power wires of the stereo are in bad condition. While one power wire is always out, the other only heats up with the ignition key. But, if their functions get inverted, the stereo will stop working. If these power wires do not have any voltage, it is time to replace them.
Keep your ears (and eyes) open for some of these issues:
Distortion at Medium Volumes. The hissing or fuzzy sound of distortion is a common sign of partially blown speakers.
No Vibration.
Lack of Range.
Rattling and Popping Sounds.
Car Radio Isn’t Working.
Infinite Impedance.
Repairing Minor Damage.
How do I reset my cars radio?
Turn your car on, but do not start the engine. Turn the radio off. Hold the radio power button down for a few minutes until it resets.
How do you know if a radio fuse is blown? – Related Questions
Will disconnecting car battery reset radio?
What happens to the radio and other electronics if I have to disconnect the battery? If you have to disconnect the battery in your car, several important systems will lose power. You’ll need to reset the clock, for one thing. You’ll also need to enter the radio code for your audio system when you replace the battery.
How do I fix my radio not working?
How to Fix a Stereo Receiver That’s Not Making Sound
Check the power. Ensure that all plugs are firmly seated in their respective sockets because sometimes a plug can slip out halfway and not draw power.
Check the speaker/source selection.
Check the speaker wires.
Check the speakers.
Check the source components.
How do you manually reset a car?
How do I reset my radio without the code?
Turn on the ignition. If the screen says CODE then turn off the radio. Press and hold the Power/Volume button for 40-50 seconds. It should unlock your radio in under a minute.
Glovebox – Some radio codes appear on a sticker in the glovebox.
Vehicle handbook – You might find the code in your vehicle handbook under the stereo or security section.
Manufacturer website – The manufacturer’s website should give you more information about how to retrieve the code.
How do I reset my FM radio?
Clear app data and cache of Radio app
Launch Settings.
Navigate and click on Apps and Notifications.
Select FM radio from the list of apps and click on it.
Click on Storage & Cache.
Now click on Clear Cache.
Tap on clear storage.
After about 20 seconds, it will clear to show ‘0B’
Close the menu.
Is there a fuse that controls the radio?
A car radio will have at least one fuse to protect the unit from things like power surges or other electrical issues. If too much current is sent to the audio system, this fuse will blow out and disconnect the circuit to save the main radio.
How do I fix my FM radio in my car?
Fixing AM/FM Car Radio Static
Determine whether the problem is external.
Check the car radio ground connection.
Unplug the radio antenna and check if the sound is still there.
Check if moving the antenna wire removes static.
Check if moving other wires removes the static.
Install a noise filter or replace the head unit.
How do you fix a car radio that has no sound?
How can you fix a car stereo that has no sound?
Make sure the volume is up on the stereo and any input device you’re using, like your phone.
Check the stereo settings to ensure everything looks correct and no outputs are at zero.
Try a different audio source or auxiliary cable.
What causes a radio to have no sound?
Check each set of wires and speakers to be sure no wire or lead is connected to a chassis ground. The radio will see this as a short and turn off the internal amplifier causing the on but no sound issue. Each speaker connected to the radio needs dedicated positive and negative leads from the radio to each speaker.
The most common cause of a blown fuse is when something draws too much power from the circuit. This is most often caused by either too many lights or from using too many plug-in appliances at once.
How much does it cost to fix a car radio fuse?
Most fuses only cost $10 to $20, but you’ll have to pay additional labor fees to have your fuse replaced by a professional. Depending on the shop you go to, labor can cost between $65 and $100 per hour, so call ahead to get a repair estimate.
How much does a blown radio fuse cost?
If the fuse has blown, it’s fairly easy and cheap to replace. You can call a dealership or mechanic to order the part for about $30 and you can even replace this yourself. If it’s an issue with the wiring, you’ll want a professional to take a look.
How do you know if your car blew a fuse?
The blown fuse will be apparent because the wire element within will have melted or burned from the higher electrical current. You can also use a test light or a multimeter to identify the dead fuse without having to pull it out. Both tools are affordable and easy to use.
How do you fix a blown fuse in a car radio?
How to Change a Fuse
Locate your car’s fuse panel.
Take off the fuse panel’s cover.
Locate the blown fuse.
Remove the broken fuse.
Insert a replacement fuse of the correct amperage—make note of the fuse panel and your owner’s manual on this one.
Keep a few extra fuses of various amperages in your glove box.