IF POSSIBLE ground to chassis with as short a wire as possible. The blue wire is what turns the amp “on”. It is supposed to be wired to the blue turn on wire output from your source. (deck or whatever) or the power antenna lead.

Where does the blue wire go on my amp?

One thing to note, most head unit wiring harnesses also have a solid blue wire. This wire is typically for power antenna or factory amplifier turn on, do not get this wire confused with the remote turn on wire with the blue/white stripe.

Where does the blue wire go on a subwoofer?

I have a blue wire coming from the head unit of the car stereo Mark subwoofer RCA jack, where does it connect to or what is it for? Most often the blue wire from the head unit (stereo) is to connect to the REM (remote) line on an amp. It turns the amp on/off with the car.

Where do I put the remote wire for my amp?

The turn-on wire (also called the remote wire) is located behind the stereo. On aftermarket stereos, its usually a blue and white wire. The remote wire will tell your amplifier to turn on whenever the stereo is powered up (usually, whenever the vehicle is turned on).

How do I tap into my fuse box for power?

1:2411:26HOW TO SAFELY TAP INTO THE CAR FUSEBOX - YouTubeYouTube