Posted by dave alcott on October 11, 1999 at 21:25:28:
In Reply to: Help! Turns Signals vs. Running Lights posted by Don Peters on October 10, 1999 at 05:03:16:
It doesn't surprise me that the lights only have two wires. It sounds like the manf. was relying on the bike having a negative ground.
So the light would make contact with the negative simply by making contact with the bike.
so it will work as long as there is some metal to metal contact.