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.
Why did my radio suddenly stop working?
Blown Fuse
The most likely reason for your radio’s sudden death is a blown fuse. All car radios have at least one fuse that protects it from power surges coming from somewhere else in the vehicle. The first thing you should do when your radio stops working is check its fuses and replace any that have blown.
How do you know if a radio fuse is blown? – Related Questions
How do you fix a stereo that won’t turn on?
My Stereo System Won’t Turn On
Securely plug your device to a working wall outlet.
Press and hold the POWER button, and unplug it from the wall outlet at the same time.
Release the POWER button.
Make sure that your device has enough ventilation.
Plug your device back into a wall outlet.
Turn on your device.
What could be some reasons a car radio isn’t turning on?
5 REASONS WHY YOUR CAR RADIO MAY HAVE STOPPED WORKING IN THE PORTLAND AREA
Your Radio May Be Equipped with Anti-Theft Technology.
Antenna or Tuner has a Problem.
There’s a problem with the Speakers or Their Wiring.
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 I get my radio to turn on?
Can a weak battery cause radio to not work?
Can a Bad Battery Cause Electrical Problems? Yes, if your battery is underperforming it can cause systems within the vehicle to malfunction. A bad battery can also result in air conditioners, stereos and other applications not receiving enough power to function properly.
Can alternator affect radio?
Slow or Malfunctioning Accessories
That way, if you’re driving with a failing alternator, you’ll lose power to your radio (or other nonessential accessories) before losing power to your headlights.
How do I know if my car radio is getting power?
Can your car battery affect your radio?
While a dead battery, or a jump start, can result in a car radio that doesn’t work, it could also be a pure coincidence. If your car radio stopped working after a jump start, or after a battery charge, then the problem might be related to a car radio code anti-theft feature.
Where is the fuse for my car radio?
Can a blown radio fuse drain car battery?
No a burnt fuse can’t cause battery drain issues. Some fuses don’t get power until the circuit is turned on so don’t be concerned about them. Has your battery been replaced or load tested to make sure it’s good? A weak battery can make it seem like you have a draw.
How do I reset my radio after my battery dies?
What does a reset button do on a car stereo?
Performing the RESET procedure will erase the clock settings and some stored content.
Why is my radio not working after replacing battery?
You can try removing the battery connections and cleaning them thoroughly and reinstalling them. You should also check and clean the body grounds and the power and ground at the back of the radio unit itself.
How long can a car battery run the radio before dying?
If your car is newer, the battery will probably last for four to six hours with the radio on. If you have an upgraded sound system with additional amplifiers, subwoofers, or speakers, however, your battery might drain more quickly. Adding a subwoofer, for example, can reduce the battery life to.