- Fiesta ST Battery Constant 12V+ Wire: Yellow/Red
- Fiesta ST Accessory Switched 12V+ Wire: Run a primary wire to your steering column and use the violet/green wire in the ignition switch harness. This violet/green wire will provide you with a switched power source.
- Fiesta ST Ground Wire: Black/Blue
- Fiesta ST Illumination Wire: Blue
- Fiesta ST Left Front Speaker Positive Wire (+): White
- Fiesta ST Left Front Speaker Negative Wire (-): White/Brown
- Fiesta ST Right Front Speaker Positive Wire (+): White/Violet
- Fiesta ST Right Front Speaker Negative Wire (-): White/Orange
- Fiesta ST Left Rear Speaker Positive Wire (+): White/Green
- Fiesta ST Left Rear Speaker Negative Wire (-): Brown/Yellow
- Fiesta ST Right Rear Speaker Positive Wire (+): Brown/White
- Fiesta ST Right Rear Speaker Negative Wire (-): Brown/Blue