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The Daily Insight

Why is my amp not powering on?

Author

Samuel Coleman

Published Apr 06, 2026

Why is my amp not powering on?

If the remote turn-on wire doesn’t have power, your amp won’t turn on. If it doesn’t, you’ll want to check for any inline fuses and verify that the wire isn’t loose, corroded, or shorted out somewhere. If the remote and power wires both check out okay, the next thing to look for is continuity on the ground wire.

Where is the fuse on an amp?

Home stereo amplifiers usually use a “glass” fuse located in the rear of the chassis. Twist the cap holding it in and remove it–the fuse will pop out. You won’t need to pull it out with any special tools.

Is there a problem with my Kenwood AMP?

Im not too sure about the amp. Its a kenwood. 4/3/2 channel amp. But i bridged it from 2 channels to 1. There is nothing wrong with your remote wire. You’ve blown the fuse under the hood, and remember, fuses fail without burning the metal in half.

What does it mean when your amp wont turn on?

Amp wont turn on everything is connected properly. Earlier this week my amp was working perfectly. I was blasting music and all. Then one time yesterday I started my car and i noticed that there was no bass. I checked my sub and the amp wasnt on. Everything is still connected where its supposed to be.

Can a power antenna turn on an amp?

Also nothing is coming from my sub when it is on through this connection. Everything is connected correctly. Yeah, you hooked up your amp turn-on to your power antenna wire (solid blue) on the head unit (thus it only turns on when you are listening to AM/FM).

What happens when you use a remote turn on wire?

If you switch to Aux input, CD, satellite radio, etc… the power antenna wire will stop receiving power and your amplifier will power down as a result. Understanding what a remote turn on wire does and installing it correctly will ensure there is no unwanted current draw on the vehicle’s battery when the audio system should be off.

Im not too sure about the amp. Its a kenwood. 4/3/2 channel amp. But i bridged it from 2 channels to 1. There is nothing wrong with your remote wire. You’ve blown the fuse under the hood, and remember, fuses fail without burning the metal in half.

What to do when your amp won’t turn on?

Now the scary part: unplug the power cables (yellow and orange) going from the huge inductor/transformer to each of the amplifier boards, and then plug power into the amp and turn it on. Use extreme caution, there is live 120V leads in areas that you can touch with your hand!

Why does my Kenwood car stereo not turn on?

Kenwood car stereo won’t turn on – Answered by a verified Car Electronics Technician We use cookies to give you the best possible experience on our website. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policyunless you have disabled them.

What kind of Kenwood car stereo do I Need?

Hi, I just bought a new in the box Kenwood KDC-HD548U car stereo for my 2005 Chevy Silverado (no Onstar). I also bought a GMRC-02 Harness kit. All the wires from the harness kit to the stereo wires are matched wire to wire and soldered and heat shrinked.