2012 Honda Civic Si Coupe Stereo Wiring Information
Radio Battery Constant 12V+ Wire: White
Radio Accessory Switched 12V+ Wire: Violet
Radio Ground Wire: Black
Radio Illumination Wire: Gray
Radio Dimmer Wire: Red
Radio Antenna Trigger Wire: Black
Left Front Speaker Positive Wire (+): Light Green
Left Front Speaker Negative Wire (-): Pink
Right Front Speaker Positive Wire (+): Gray
Right Front Speaker Negative Wire (-): Brown
Left Rear Speaker Positive Wire (+): Yellow
Left Rear Speaker Negative Wire (-): Brown
Right Rear Speaker Positive Wire (+): Blue
Right Rear Speaker Negative Wire (-): Orange
2012 Honda Civic Si Coupe Speaker Sizes
Audio Front Speakers Size: 6 1/2″ Speakers
Audio Rear Speakers Size: 6 1/2″ Speakers
The following information is currently not available:
Radio Amp Trigger Wire
Audio Front Tweeter Size
Audio Front Tweeter Depth
Subwoofer Speaker Positive Wire (+)
Subwoofer Speaker Negative Wire (-)
Subwoofer Speaker Size
Subwoofer Speaker Depth
*If you know any of the above or any other missing information please use the comment box below to notify us.