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 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.
Black for negative and red for positive.
Red to positive, black to negative
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 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.
http://www.installdr.com/
The negative wire is grounded.AnswerThe negative wire is grounded.
The red wire and terminal on a 2008 Honda Civic are the positive wires for the battery. The black wires and terminal is the negative battery cable.
The red wire is the positive wire. The black wire is the ground wire. The green wire is the speaker wire. The white wire is the auxiliary wire.