Here are the pinouts for the connector.
1 (LG-VT) 18 Voltage supplied at all times (overload protected)
1 (YE) 18 Voltage supplied at all times (overload protected)
2 (GY-YE) 18 Accessory relay, switched power, output
3 (LG-RD) 22 Switch illumination, feed
4 (BK) 20 Ground
5 (YE-BK) 20 Power antenna module, switch, feed
6 * * not used
7 * * not used
8 (OG-LG) 18 Speaker, left front +
9 (GY-LB) 18 Speaker, left rear +
9 (GY-LB) 18 Speaker, left rear +
10 (OG-RD) 18 Speaker, right rear +
10 (OG-RD) 18 Speaker, right rear +
11 (WH-LG) 18 Speake