Anyone have the radio wiring diagram for a 2002 SC430? I am looking to install an aftermarket unit in place of the factory Mark Levinson headunit and use the factory amps. Thanks in advance.
| +12V DC Battery(Constant) | WHITE/ red | | Radio 1 | 30 Amp | Relay box on right side of engine |
| Switched Accessory | Gray | | Radio 2 | 10 Amp | Junction box behind right kick panel |
| Mute | Blue/white | |
| Left Front + | Red | Line level output |
| Left Front - | Green | Line level output |
| Right Front + | Black | Line level output |
| Right Front - | White | Line level output |
AMPLIFIER OUTPUTS | |
| Wire Function | Color | Note | Fuse # | Size | Location |
| 12V DC Battery | WHITE/ red | | Radio 1 | 30 Amp | Relay box on right side of engine |
| Remote Turn On (input) | Gray | With accessory radio 2 fuse, as above. |
| Left Front Mid + | Brown | Or blue/orange (w/navigation) to pin 1 of nav. ECU & out at pin 2 as brown. |
| Left Front Mid - | Green | Or YELLOW /GREEN (w/navigation) to pin 10 of nav. ECU & out at pin 11 as green. |
| Right Front Mid + | Blue/black | Right door speaker (mid & tweeter) |
| Right Front Mid - | Blue/red | Right door speaker (mid & tweeter) |
| Left Rear Mid + | Black | This line passes thru telephone computer at center rear of luggage compartment, if equipped with cellular phone. |
| Left Rear Mid - | Yellow | Thru telephone computer if applicable. |
| Right Rear Mid + | Red | |
| Right Rear Mid - | White | |
| Subwoofer 1 + | Pink | Left front woofer (see notes for rear woofer) |
| Subwoofer 1 - | Violet | Left front woofer |
| Subwoofer 2 + | Light green | Right front woofer |
| Subwoofer 2 - | Blue | Right front woofer |
Available Notes | |
| Rear woofer outputs are blue/red wire (+) for pin 2, RED / blue (+) for pin 1, RED / black (-) for pin 3 & blue/black (-) for pin 4. |
This is all I could come up with !!!
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