Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Welcome to JUST ANSWER small engines, let me try to help you !! I don't know it all, but maybe together we can get you a satisfactory answer!
Find no mention of this .. Is it part of the wire harness? If so, it is the ground wire, and would attach to the handle , using switch mounting screw, to ground handle o the engine harness. Can you attach picture?