The following is the colour used in the stock stereo wiring harness:
| Car Radio Constant 12v+ | White/Red |
| Car Radio Switched 12v+ | Blue/Black |
| Car Radio Ground | White/Black |
| Front Left Speaker Positive (+) | Grey/Red |
| Front Right Speaker Positive (+) | Grey/Black |
| Front Speaker Common Negative (-) | Purple/White |
| Rear Left Speaker Positive (+) | Grey/Blue |
| Rear Right Speaker Positive (+) | Grey/Green |
| Rear Speaker Common Negative (-) | Purple/Green |