Original author unknown, sent to me by Mark Millard,
I hope that this color diagram is useful. The early /2 is
almost exactly the same.
The /5 BMW motorcycle schematic
This is the very best schematic for the /5 that I recall
seeing, bar none. We all owe Jack a big thank you for taking the
time to do this up on one of those special programs. I kept it full
size for better definition. You could save it and size it as you