2008 Nissan Altima Car Stereo Wiring Diagram


Make your car stereo install easy with our 2008 Nissan Altima car stereo wiring diagram. Use the 2008 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.

One of the most time consuming tasks with installing an after market car stereo, car radio, satellite radio, xm radio, car speakers, tweeters, car subwoofer, crossovers, audio equalizer, car amplifier, mobile amp, car amplifier, mp3 player, ipod or any car audio electronics is identifying the correct color car audio wires for your 2008 Nissan Altima headlight bulb size you need for your low beam or high beam and save time. Also, find your other car light bulb sizes including your fog light, reverse light, turn signal, brake light and more. It’s that easy!


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 2008 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 2008 Nissan Altima.

Questions

If you have any questions pertaining to the audio system in the 2008 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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2008 Nissan Altima Car Stereo Wiring Diagram

Application Wire Color
Car Radio Battery Constant 12V+ Wire Yellow/Red
Car Radio Accessory Switched 12V+ Wire Violet/Yellow
Car Radio Ground Wire Chassis
arrow Use a Car Radio Wire Harness and Car Radio Dash Kit for an Easy Car Radio Install!
Car Radio Illumination Wire Red/Blue
Car Radio Dimmer Wire Red/Yellow
Car Radio Antenna Trigger Wire Black
Car Radio Amp Trigger Wire Black/Pink
Car Stereo Amplifier Location Under the Rear Deck
arrow Use an Amp Integration Harness to Connect Your Factory Amplifier to an aftermarket radio.
Front Tweeter Size 1″ Tweeters
Front Tweeter Depth N/A
Front Tweeter Location N/A
arrow Use a Speaker Wire Harness for Easy Speaker Installation!
Front Speakers Size 6 1/2″ Speakers
Front Speaker Depth 4″
Front Speakers Location Doors
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 Size 6″ x 9″ Speakers
Rear Speaker Depth 4″
Rear Speakers Location N/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

23 Responses

  1. I have a 2008 Nissan Altima 2.5S. As far as I know it does not have any kind of upgraded stereo system. My question is do these have any kind of a crossover with the factory stereo system? I ask because I want to use a signal converter and really don’t want to do any summing. Thanks

  2. Bob, you will need replace the aux input on your 2008 Nissan Altima at your local Nissan dealer or install an automotive aux input adapter. This adapter will allow you to input any Apple iPod, portable music player, aux input or mp3 player into your factory car stereo. This is the easiest and most cost effective way to add an audio input into your factory car stereo. Here is the adapter you will need:

    Auxililary Input Adapter for 2008 Nissan Altima

    If you’ve never installed car audio before, we advise you to take your car to an experienced mobile audio installer. Hope this helps. Good luck with your 2008 Nissan Altima aux input adapter installation.

  3. William, it would be more cost effective to replace your 2008 Nissan Altima bose radio with an aftermarket car stereo. We suggest you purchase the following installation parts to make your install easy:

    2008 Nissan Altima Amplified Stereo Wiring Harness
    Aftermarket Car Stereo for 2008 Nissan Altima

    If you’ve never installed car audio before, we advise you to take your car to an experienced mobile audio installer. Hope this helps. Good luck with your for 2008 Nissan Altima radio installation.

  4. Ivan, technically you could connect your 2008 Nissan Altima amplifier turn on wire to the radio switched 12v+ wire. That way your amplifier is on whenever your 2008 Nissan Altima is on and off whenever your 2008 Nissan Altima is off. Just make sure to run an in-line fuse holder with a 1-amp fuse on the amplifier turn on wire. Hope this helps. Good luck with your 2008 Nissan Altima stereo install.

  5. i have a nissan altima coupe 2008, is the Car Stereo Antenna Trigger Wire: Black, the wire i want to use to hook my remote wire for my amp to? if not, which one do i use?

  6. Ryan, its sounds like your 2008 Nissan Altima radio may be in safe mode or anti-theft mode. Your radio goes into safe mode or anti-theft mode when it loses power. You will need a unlock code to get your radio working again. Radio security codes are usually written in your car manual or given to you when you purchase the vehicle. If you do not have the radio security code, you would have to obtain it from the local Nissan dealer. Hope this helps. Good luck with unlocking your 2008 Nissan Altima radio.

  7. I have 4 buttons on the radio of my 2008 Nissan Altima and they will not work all this sudden. It is the DISP, AUX, CD, and RADIO in which do not work ,which now I can’t turn my satelite radio on and off. I just replaced the battery this morning and nothing has really changed except the DISP button now works? Any suggestions? I checked all fuses as well and they are fine.

  8. Bruce, take a look at your battery terminals wires. Sometimes when the battery terminal wires are not in full contact with battery terminals because of corrosion, your radio could cut in and out. Try removing your battery terminal wires from the battery, clean them with a wire brush and re-install. Hope this helps. Good luck with your 2008 Nissan Altima radio troubleshooting.

  9. I have a Nissan Altima Coupe with standard cd/player. The display on my cd/radio player flickers and dims constantly. When I manually turn on my lights, the display steady.

  10. Does anyone know of the wiring diagram for the steering wheel controls for a 2008 altima? I would like to know the pinout of both the Bose and non-Bose systems for a reference. Any help is appreciated.

  11. Can anyone tell me the wiring of the antenna connector on a 2009 Nissan altima. I need to convert to a standard antenna plug for my HD radio. Thank you, Lou

  12. Sean, the 2008 Nissan Altima vehicle speed sensor wire is the blue/yellow and located at your instrument cluster. Hope this helps. Good luck with your 2008 Nissan Altima radio installation.

  13. If you have the factory amplifier in your trunk, look for a wiring harness under the rear deck speakers…if you have it you can get the 12 volt supply to turn the amp on and off…see nissan dealer to get diagram…take the car in to show them…they wont know what it is until they see it.

  14. Jose, technically you could connect your amplifier turn on wire to the radio switched 12v+ wire. That way your amplifier is on whenever the car is on and off whenever your car is off. Just make sure to run an in-line fuse holder with a 1-amp fuse on the amplifier turn on wire. Hope this helps. Good Luck.

  15. im tryin to install a amp on my 2008 nissan altima and i cant seem to find the trigger wire to connect to the amp can anyone please help me

  16. I went to 2 different dealers and the 2nd one printed a diagram of the plug. It is a plug to install and upgraded satilte radio even though the car already has one factory installed. Just an FYI for anyone with the same question.

  17. I have a 2008 nissan altima 3.5 se with navigation and the bose premium sound. In my trunk there is an amplifier…there is also what looks to be a harness with a female plug on it. I believe it is coming from the amp. Does anyone know if this plug can be utilized to get signal or power to another amplifier for installing sub woofers?

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