2003 Lexus SC430 Stereo Wiring Information
Radio Battery Constant 12v+ Wire: White/Red
Radio Accessory Switched 12v+ Wire: Gray
Radio Ground Wire: White/Black
Radio Illumination Wire: Green
Stereo Amp Trigger Wire: Pink/Blue
Left Front Speaker Positive Wire (+): Brown
Left Front Speaker Negative Wire (-): Green
Right Front Speaker Positive Wire (+): Blue/Black
Right Front Speaker Negative Wire (-): Blue/Red
Left Rear Speaker Positive Wire (+): Black
Left Rear Speaker Negative Wire (-): Yellow
Right Rear Speaker Positive Wire (+): Red
Right Rear Speaker Negative Wire (-): White
The following information is currently not available:
Stereo Dimmer Wire
Audio Front Speakers Size
Audio Rear Speakers Size
*If you know any of the above or any other missing information please use the comment box below to notify us.