08-01-2012, 07:00 PM
Try running the speakers out of the boxes and see if the sound changes over a period f time.
If not, it could be a faulty HU. the HU still has to amplify the signal up to a 4v signal so if it's not working properly (e.g got a blown capacitor) it could quite happily cause sound issues.
If not, it could be a faulty HU. the HU still has to amplify the signal up to a 4v signal so if it's not working properly (e.g got a blown capacitor) it could quite happily cause sound issues.
Team Eaton
1999 China Blue 306 GTi6 - Eaton Supercharged - 214.5bhp 181lbft
1999 China Blue 306 GTi6 - Eaton Supercharged - 214.5bhp 181lbft