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e30 1991 325iC Premium Stereo Wiring Diagram
| RADIO to
AMP |
| Wire Function |
Wire Color |
| Accessory 12 Volt |
VT/GY |
| Constant 12 Volt |
RD/WT |
| Chassis Ground |
BN |
| Power Antenna & Remote
Amp Turn On |
WT |
| Illumination |
GY/RD |
| LF(+) Radio to Amp |
YW/RD |
| LF(-) Radio to Amp |
BN/OG |
| RF(+) Radio to Amp |
BU/RD |
| RF(-) Radio to Amp |
BN/OG |
| LR(+) Radio to Amp |
YW/BK |
| LR(+) Radio to Amp |
BN/OG |
| RR(+) Radio to Amp |
BU/BK |
| RR(+) Radio to Amp |
BN/OG |
| AMP to
SPEAKERS |
| Wire Function |
Wire Color |
| LF (+) |
YW/RD (low); YW/WT (high) |
| LF (Common -) |
YW/BN |
| RF (+) |
BU/RD (low); BU/WT (high) |
| RF (Common -) |
BU/BN |
| LR (+) |
YW/BK |
| LR (-) |
YW/GY |
| RR (+) |
BU/VT |
| RR (-) |
BU/GY |
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