20 Most Recent Jl Audio E4300 Car Audio Amplifier Questions & Answers

what set are you referring to

If it keep on going into the (Protection) Mode, Minimiun $150 end up to have it (Repaired)

Specs say it depends on the impedance of the speakers. https://www.jlaudio.com/products/jd250-1-car-audio-amplifiers-98360 https://www.google.com/search?q=jl+250%2F1+amp.+Wiring+diagram ..

sounds like the amps not rated for the resistance tha subs have it running at....are they a dual 2 or dual 4 ohm?is the amp rated for 1ohm? sounds like amps going into protect mode

Sounds like you either shorted something out or overloaded the amp. Is there any odor coming from it? If so It will need to be repaired or replaced. What did you have connected to it and how was it wired?

You will need to open it up to see if anything damaged. That does not look good at all from the outside.

In your world, what does best results mean to you. how are the hifonics mounted? open air, closed box, vented box (optimized to what freq)? trunk or inside vehicle? all these variations weigh heavily on your configuration. As does what 'best results" means to you.

Check your ground to make sure it is properly grounded

Disconnect all the speakers one at a time and see if it stops doing that, if it does you have a shorted speaker or wiring

Amps that big are usually fused on the feed wire, under the hood of the car, near the battery.