Why is my amp going in and out?

There are several different reasons that an amplifier will get hot and shut down. Four of the most common are: Blown/grounded speaker(s), poor power and/or ground connections, too low an impedance (load), or Gain/Punch Bass control settings too high.

What does a blown amp sound like?

The most common aural indication of a blown speaker is an unpleasant buzzing or scratching sound, by itself or roughly at the pitch of the note the speaker is attempting to reproduce. Or there could be no sound at all.

How do you test a bad amp?

One of the quickest ways is to simply touch the power wire from the amp to the positive post of the battery and the ground wire to the negative battery post. If the power light comes on, it can be ascertained that the amplifier has a good circuit board.

How do you tell if your amp is fried?

How do you Figure Out that your Car Amplifier is not Working Properly?

There is a noticeable distortion in the sound.
There is no sound even if you have already turned on your audio system.
Your stereo system starts making bizarre sounds such as farting sounds.

Are there any amp specific errors or warnings?

In addition to standard AMP-specific errors, the report can expose the following additional issues (errors and warnings). The canonical web page has an embedded video that is missing in the AMP version.

Can a bad AMP cause the radio to?

It was a bad amp, I had it repaired at United Radio in NY. Lexus did a real smart thing installing the radio amp in the trunk/wheel well of the car where it can get damp/wet. Lexus should recall all the models that have this type of installation.

Can a bad AMP cause the Lexus IS 250 to not work?

4 people found this helpful. My 2014 IS 250 Lexus had the same problem with the radio working but no sound. It was a bad amp, I had it repaired at United Radio in NY. Lexus did a real smart thing installing the radio amp in the trunk/wheel well of the car where it can get damp/wet.

What to do if your amp page is not indexed?

Confirm that your AMP or canonical pages are not roboted or noindexed, or protected by auth or login requirements. Check for the presence of your AMP and canonical pages in the index by searching Google for the URL of the canonical page. If it is not listed, it’s not indexed.