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The Daily Insight

Why did my back speakers stop working?

Author

David Ramirez

Published Mar 24, 2026

Why did my back speakers stop working?

When all of the speakers in a car audio system all stop working at once, the problem is usually in the head unit, in the amp, or in the wiring. In some cases, an issue with the wiring between the head unit and a single speaker can even cause all of the speakers in an entire car audio system to cut out at once.

Why wont my rear speakers work in my car?

The rear speakers might not be connected from the back of the car stereo. Also check the connections from the rear to see that they are not lose or have come of due to poor soldering and tape connections. Make sure they are connected to their appropriate outputs on the car stereo and into the inputs on the car amp.

Why is there no sound coming from my car subwoofer?

If your car amp has power, but there is no sound coming from the subwoofer the sub won’t play any bass. Sometimes this can get turned off or set really low causing the sub to not play when the amp is on. Check your settings and make sure its turned on and the DB levels are set more than 0. 2) Check the speaker wire.

How to fix no subwoofer output for two channel sources?

1. Configure the bass management of your AV receiver by setting each speaker group (ie. main front L/R channels, center, rears) to either large or small depending on their output capabilities. We recommend reading Bass Management Settings Made Simple for more information on this topic.

What to do if there is no sound from the subwoofer?

Turn on the subwoofer. Ensure the subwoofer has not been muted. Increase the volume level on the subwoofer. Ensure the speaker settings on the stereo system or TV have been configured properly to use the subwoofer. IMPORTANT: Certain speaker settings may disable the subwoofer. Trying a different speaker setting may resolve the issue.

How to fix no sound from rear speakers?

This can be fixed with a firmware update. To perform a firmware update, you’ll need to reconnect the speakers, update the soundbar and then update the subwoofer and rear speakers. 1 Disconnect all power leads from the soundbar, subwoofer and rear speakers.

How do I connect my Yamaha subwoofer to my stereo?

Yamaha R-N402 Sound Network Reciever front and back showing Speaker A + Speaker B buttons and Speaker A + Speaker B outputs. On your powered subwoofer, instead of just the RCA low-level inputs, you will need to have high-level inputs to connect the left and right speaker wires.

How to connect a subwoofer to a receiver without a speaker?

Example of a powered subwoofer with 2 types of signal inputs (speaker level and RCA jacks) along with sound controls. Note: Not all subwoofers have speaker level inputs, which makes it a problem connecting them to a receiver without a subwoofer output.

1. Configure the bass management of your AV receiver by setting each speaker group (ie. main front L/R channels, center, rears) to either large or small depending on their output capabilities. We recommend reading Bass Management Settings Made Simple for more information on this topic.

How to troubleshoot no sound coming from an Active Subwoofer?

A separate article about the difference between an active subwoofer and a passive subwoofer is available. Select Settings. Select Speaker. Select Speaker SP. Make sure that the Speaker pattern ends in either a .1 or .2. NOTE: If a pattern that ends in .0 is selected, the subwoofer will not work.

Why is there no sound from my Denon subwoofer?

Still open to other suggestions. Look for the input button on your Denon receiver. It should cycle through three functions:”automatic”, “PCM”, and “DTS”. It should work fine on either “automatic” or “PCM”. However, with the input button set to “DTS”, there will be no sound unless your source is “DTS”.