Some of our auto electricians may find these references handy. Thanks to Country Bumpkin for the heads up.
http://www.partsexpress.com/pdf/500-001.pdf Bosch wiring diagrams
http://members.tripod.com/alarmtek/RELAYORIGINAL.html Relay diagrams
http://www.partsexpress.com/pdf/500-001.pdf Bosch wiring diagrams
http://members.tripod.com/alarmtek/RELAYORIGINAL.html Relay diagrams