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4 ch pioneer amp cutting off

Printed From: the12volt.com
Forum Name: Car Audio
Forum Discription: Car Stereos, Amplifiers, Crossovers, Processors, Speakers, Subwoofers, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=141414
Printed Date: April 29, 2024 at 7:06 AM


Topic: 4 ch pioneer amp cutting off

Posted By: luism21
Subject: 4 ch pioneer amp cutting off
Date Posted: June 20, 2016 at 7:42 PM

I have a 4 channel pioneer amp that keeps cutting off on the customer. I ran all ne wiring to the speakers running on 4ohms 6x8 and 6 1/2. Any suggestion on what it could be?



Replies:

Posted By: i am an idiot
Date Posted: June 20, 2016 at 8:08 PM
1 speaker per channel? Or did you bridge the amplifier?

When it shuts off is it so hot you can not keep your hand on it?

Have you used a volt meter to verify it is getting adequate power when under a load?




Posted By: luism21
Date Posted: June 20, 2016 at 8:13 PM
Yea i did one speaker per channel bc bridged the amp is not 2 ohm stable. I checked voltage under load at about 50 percent and gave me a little over 13 volts. The amp does get hot but not unbearable




Posted By: i am an idiot
Date Posted: June 20, 2016 at 9:35 PM
When does it cut out? At high volumes? When they hit a bump?




Posted By: luism21
Date Posted: June 20, 2016 at 10:02 PM
Yes at high volume.




Posted By: i am an idiot
Date Posted: June 20, 2016 at 10:19 PM
Balance to left and see if it still shuts off. Then balance right and see if it shuts off. If it shuts off on one or the other, fade that channel front to rear and see if it is a speaker or a problem with a channel of the amp. Once you figure out which channel has the problem, move that speaker to one of the other channels. See if that speaker is shutting it off. If not, connect another speaker to the channel in question and see if it still cuts out.




Posted By: luism21
Date Posted: June 20, 2016 at 10:38 PM
So you think its only the speakers? Bc i have been messing with this car 3 times already. I really dont want it to come back. Its the first time this has happened to me




Posted By: rs specialist
Date Posted: June 21, 2016 at 12:45 PM
you could be running the amp to hard and the speaker or speakers may be clipping and showing a short at the lamp causing the amp to go into protect. try turning the gain down a bit and see if that helps.




Posted By: luism21
Date Posted: June 21, 2016 at 12:48 PM
Ok ill try that hopefully it helps. Thank you.





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