2003 Nissan Altima

2003 Nissan Altima Stereo Wiring Information

Radio Constant 12V+ Wire: Yellow/Green
Radio Ignition Switched 12V+ Wire: Purple
Radio Ground Wire: Chassis
Radio Illumination Dimmer Wire: Red/Blue
Radio Antenna Trigger Wire: Green
Radio Amplifier Trigger Wire: Green/White
Left Front Speaker Wire (+): Blue/White
Left Front Speaker Wire (-): Blue/Red
Right Front Speaker Wire (+): White/Black
Right Front Speaker Wire (-): Blue/Black
Left Rear Speaker Wire (+): Green/Yellow
Left Rear Speaker Wire (-): Black/Yellow
Right Rear Speaker Wire (+): Blue
Right Rear Speaker Wire (-): Red

The following information is currently not available:
Front Speakers Size
Rear Speakers Size

*If you know any of the above or any other missing information please use the comment box below to notify us.

1 thought on “2003 Nissan Altima”

  1. 03 altIma 4cyl. radio display not illuminated. Audio works. Checked red and blue wire for pwr-none at plug. Any suggestions greatly appreciated. Thank you


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