The primary and maybe most evident trick you’ll be able to attempt to diagnose your audio system is to pay attention rigorously to them. Find all the major audio system in your automobile’s sound system, play some consistently-toned music, and pay attention rigorously to what comes out. When a speaker is working correctly, you must hear the music popping out clearly at any quantity.
When the speaker is partially blown, you should still be capable to hear the music on a decrease quantity, however as you enhance the amount, it’s going to progressively turn out to be muffled and distorted. If the speaker is totally blown out, then you definitely’ll both hear completely nothing, or simply some gentle noises like buzzing, ringing, or hissing.
In the event you’re unsure in regards to the high quality of the sound you are listening to, strive holding a microphone with an equalizer as much as the speaker with the degrees zeroed and the steadiness within the center. If it picks up any apparent distortions, you must see them mirrored within the equalizer ranges.