Car Audio Only One Rca Works

amp only works with 1 rca plug? | DiyMobileAudio.com Car ...

https://www.diymobileaudio.com/threads/amp-only-works-with-1-rca-plug.97204/

I have a Eclipse XA1000 in a friends car and I installed everything correctly but it seems to only output power to the sub when 1 of the rca plugs are in. I am using a LOC on the OEM headunit. I tested each RCA and both work; just not together. I even hooked the rca to my headphones so I know it is playing correctly.

Amp problem: 1 RCA plugged in sounding louder ... - car audio

https://www.caraudio.com/threads/amp-problem-1-rca-plugged-in-sounding-louder-than-both-of-them-plugged-in.494028/

As in, turning it ALL the way up and all the way down made NO difference in the sound. The only one that did anything was marked "L" Turning it up and down had an effect on the level of the subs. Taking it one step further, I discovered that the "red" female RCA at the LOC is essentially dead.

SOLVED: no sound from rca ports on my car stereo - jvc …

https://www.ifixit.com/Answers/View/289147/no+sound+from+rca+ports+on+my+car+stereo

why is my amp 3x as loud when only one of the RCA is input ...

https://www.stevemeadedesigns.com/board/topic/140530-why-is-my-amp-3x-as-loud-when-only-one-of-the-rca-is-input/

why is my amp 3x as loud when only one of the RCA is input.. why is my amp 3x as loud when only one of the RCA is input.. ... I've had one that was $5 and it didnt work then I get a nicer one and everything worked fine. ... A Car Audio …

Audio Troubleshooting - Basic Car Audio Electronics

http://www.bcae1.com/audiots.htm

There should be less than 1 ohm between the RCA output shields (the shiny outside part of the connector) and the case of the head unit. If the resistance is more than a few ohms, you may want to have a QUALIFIED technician check it out. This is only for a head unit with UNbalanced preamp outputs. If you find that the shield connection is defective, it was likely damaged when a 12 volt …