In a DC circuit Red is positive and Black is negative. In AC systems White is neutral and Ground is green or green-yellow stripe.
The standard speaker wire colors for positive and negative terminals are typically red for positive and black for negative.
The positive speaker wire is a solid color, your negative wire should have a stripe on it.
The positive speaker wire is red while the negative speaker wire is black on a 2008 pathfinder.
Red to positive, black to negative
Black for negative and red for positive.
i'm not to sure about what colors they are but you have a power, ground, ignition, power antenna(if available), right front positive and negative, left front positive and negative, right rear positive and negative, left rear positive and negative, illumination, memory and that's about it to find out colors you'll need to go on directwire.com and they will tell you what colors do what
On the car battery, the positive wire is red and the negative wire is black. If the body of the car is metal or conducts electricity, then the body of the car serves as the negative wire. The metal in the engine serves as the negative wire.
The positive speaker wire is usually red or marked with a "" sign, while the negative speaker wire is usually black or marked with a "-" sign.
The left rear speaker wire positive is -Yellow/Blue negative is - Black/Blue The right rear speaker wire positive is - Yellow/Red negative is - Gray/Red
Check the wires with a multimeter.
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The negative wire is grounded.AnswerThe negative wire is grounded.