2003 Volkswagen Beetle Stereo Wiring Information
Radio Constant 12v+ Wire: Red/White
Radio Switched 12v+ Wire: Yellow/Red
Radio Ground Wire: Brown
Radio Illumination Wire: Gray/Blue
Left Front Speaker Positive Wire (+): Blue/White
Left Front Speaker Negative Wire (-): Brown/White
Right Front Speaker Positive Wire (+): Red
Right Front Speaker Negative Wire (-): Brown/Red
Left Rear Speaker Positive Wire (+): Red/Green
Left Rear Speaker Negative Wire (-): Brown/Green
Right Rear Speaker Positive Wire (+): Light Blue
Right Rear Speaker Negative Wire (-): Brown/Light Blue
The following information is currently not available:
Stereo Dimmer Wire
Stereo Amp Trigger Wire
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.