1991 Volvo 244 Keyswitch Connector Pinout

Viewed clockwise, from the rear of the connector:

pin    wire color   connection

 P     (empty)       none
 30    (empty)       none
(15)a  yellow-blue   fuse box
(15)b  blue-red      -?-
 30    red           battery
 R     blue          -?-
 S     white-red     -?-
 50    pink          starter
 Xa    yellow-black  -?-
 Xb    yellow        -?-