What To Do When Car Stereo Turns On And Off Repeatedly

Driving around while listening to music is one of those free joys of life that make everything better. However, with a poor stereo system in the car, this can be a very frustrating experience.

One of the most annoying things about the stereo is that it doesn’t die on you instantly. Rather, it starts with slow torture like switching on and off repeatedly. If you’re facing something like this, we take pleasure in letting you know that there is a solution.

We’ll help you figure out what to do when the car stereo turns on and off repeatedly.

Let’s begin.

Do’s While Car Stereo Turns On And Off Repeatedly

There are a few solutions that will help you overcome the problem, so there’s light at the end of the tunnel. Stay with us.

1. Fix With a Reboot

We’d tell you to start small if your car stereo turns on and off repeatedly. Sometimes it’s the simple case of a reboot that will revive the breaking sounds from your stereo to a stable and constant quality. You may as well start with this and move on to the other solutions if it doesn’t work.

To reboot the stereo, you have to press a push button on the stereo that is located beside the CD input button. Do it while the stereo has an active power supply to it. Push the button down for a few seconds and then release. Your stereo has been reset.

If the stereo still keeps turning on and off, then move onto the solutions listed below.

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2. Detangle Shorting Wires

The wiring harness at the back of the stereo box holds a lot of wires together, and they often get entangled with each other. Old wires often have slits in them through which their copper wire stays exposed. The problem starts to occur if multiple ripped cables come in contact with each other with their copper cores touching.

This will cause something called a “shorting”in the wires.

Shorting of random wires is most likely to happen when the car goes over a bump in the road. That is when the wires that generally don’t touch will come into contact.

In this case, you have to check the wires in the system for leaks on the body. Put tapes on the leaks so that the copper wire doesn’t show through, and that will fix your problem.

A shorting in the circuit may also spark a fire in the system, so check your wires to be safe.

Read Next: All  You Need To Know About Aftermarket Car Stereo Wiring

3. Stabilize Unstable Voltage

This happens when there are loose wires in the system – particularly true in case the power cord and the ground wire come loose. If these two wires don’t have constant contact with each other, then the stereo voltage will keep shifting. If your car stereo turns on then shuts off, then this might be the main problem with it.

Your stereo will lose sound when the voltage gets too low.

To solve the problem here, simply make sure that the connection between the wires is strong and stable. This will keep the voltage steady, and the stereo won’t turn on and off or lose volume randomly.

4. Inspect The Faceplate

Your stereo has a detachable front panel, right? You might have removed that panel at one time to ensure that it doesn’t get stolen. When you put it back, something didn’t sit right.

Here’s another reason why your car radio turns on and off by itself. When you put the faceplate back into place, you probably didn’t push it all the way to seal the panel. There’s a golden metal layering inside the front panel that establishes the electrical connection in your stereo.

Inspect that front panel and put it in place again very firmly. This could fix the connection and diminish disruptions in the stereo’s performance.

FAQ

How do you know if your car radio is blown?

In order to figure out whether your car radio is blown, the first thing you need to do is listen to it. Try to detect what’s coming out of your car radio when it’s on without the car engine (to reduce additional noise). Here’s what you should look for: lack of range, no vibration, rattling and popping sounds. Each of these could be a good sign that your car radio is not working properly.

Why does my head unit keep turning on/off?

There are two reasons your head unit might be experiencing power cuts. The first reason would be that the head unit is not receiving 12V. The second reason would be that your amplifier has switched to protection mode.

Why does my car speaker cut in and out?

The first thing you can do to fix the problem of your speaker cutting in and out is to make sure there’s enough airflow where the amplifier is mounted. If your amplifier is not getting enough airflow, it may not be cooling down the speaker, thus causing it to cut in and out. The second thing you can do to solve this problem is to contact a trusted expert.

Why does my radio turn off when AC is on?

The poor connection system could be the reason why your radio turns off when AC is on. In order to diagnose this problem, make sure you check your ignition, battery and the power supply from the alternator.

Why does a car radio turn off at high volume?

This problem is related to the wiring and the capacity of the speakers. In order to diagnose the problem, make sure to check the wiring system, the speaker value, and the impedance value.

Final Thought

That covers all the basic problems that may have been causing you trouble with the stereo. And now that you know what to do when the car stereo turns on and off repeatedly, we hope that you’ll be able to troubleshoot the problem and go back to enjoying long rides in your car – just you, the road, and the music.

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