2018 Nissan Altima Stereo Wiring Guide

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Make your car stereo install easy with our 2018 Nissan Altima car stereo wiring diagram. Use the 2018 Nissan Altima car radio wiring diagram below to complete your car stereo installation. Our car wiring diagram tells you what every wire in your car stereo wiring harness does.

The Modified Life staff has taken all its Nissan Altima car radio wiring diagrams, Nissan Altima car audio wiring diagrams, Nissan Altima car stereo wiring diagrams, Nissan Altima car radio wiring schematics, Nissan Altima car wiring diagrams and cataloged them online for use by our visitors for free. Our automotive wiring diagrams allow you to enjoy your new mobile electronics rather than spend countless hours trying to figure out which wires goes to which 2018 Nissan Altima part or component.

Feel free to use any Nissan Altima car stereo wiring diagram that is listed on Modified Life but keep in mind that all information here is provided “as is” without any warranty of any kind and most of the car audio wiring diagrams listed on our enthusiast website are submitted by the Modified Life community. Use of the Nissan Altima wiring information is at your own risk. Always verify all wires, wire colors and diagrams before applying any information found here to your 2018 Nissan Altima.

Questions

If you have any questions pertaining to the audio system in the 2018 Nissan Altima, please feel free to post it at the bottom of this page and either we’ll do our best to find you the information you need or hopefully someone in the Modified Life community will have the information you’re looking for.

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If you can’t find a particular car audio wire diagram on Modified Life, please feel free to post a car radio wiring diagram request at the bottom of this page and we’ll do our best to find you the diagram or schematic you need for your mobile audio installation.

Adding More Information

If you would like to help the Modified Life community by adding any missing information or adding a new car audio wire diagram to our resource, please feel free to post it at the bottom of this page.

2018 Nissan Altima Stereo Wiring Guide

ApplicationWire Color
Car Radio Battery Constant 12V+ WireYellow/Red
Car Radio Accessory Switched 12V+ WireViolet/Yellow
Car Radio Ground WireChassis
arrow Use a Car Radio Wire Harness and Car Radio Dash Kit for an Easy Install!
Car Radio Illumination WireRed/Blue
Car Radio Dimmer WireRed/Yellow
Car Radio Antenna Trigger WireBlack
Car Radio Amp Trigger WireBlack/Pink
Car Stereo Bose Amplifier LocationUnder the Rear Deck
arrow Use an Amp Integration Harness to Connect Your Factory Amplifier to an aftermarket radio.
Car Audio Front Tweeter Size2″ Tweeters
Car Audio Front Tweeter DepthN/A
Car Audio Front Tweeter LocationN/A
arrow Use a Speaker Wire Harness for easy Speaker Installation!
Front Speakers Size6 1/2″ Speakers
Front Speaker Depth4″
Front Speakers LocationDoors
Front Left Speaker Wire (+)White
Front Left Speaker Wire (-)Black
Front Right Speaker Wire (+)Green/White
Front Right Speaker Wire (-)Brown
arrow Use a Speaker Wire Harness for easy Speaker Installation!
Rear Speakers Size6 1/2″ Speakers
Rear Speaker Depth3″
Rear Speakers LocationN/A
Rear Left Speaker Wire (+)Orange/Black
Rear Left Speaker Wire (-)White/Red
Rear Right Speaker Wire (+)Blue
Rear Right Speaker Wire (-)Black/White
arrow Use a Steering Wheel Control Adapter to Keep Your Steering Wheel Controls.


All Nissan Altima Stereo Wiring Diagrams
2019 Nissan Altima
2018 Nissan Altima
2017 Nissan Altima
2016 Nissan Altima
2015 Nissan Altima
2014 Nissan Altima
2013 Nissan Altima
2012 Nissan Altima
2010 Nissan Altima with HID
2009 Nissan Altima
2008 Nissan Altima
2007 Nissan Altima
2006 Nissan Altima
2005 Nissan Altima
2004 Nissan Altima
2004 Nissan Altima with HID
2003 Nissan Altima
2003 Nissan Altima with HID
2002 Nissan Altima
2001 Nissan Altima
2000 Nissan Altima
1999 Nissan Altima
1998 Nissan Altima
1997 Nissan Altima
1996 Nissan Altima
1995 Nissan Altima
1994 Nissan Altima
1993 Nissan Altima

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