Motorcycle Questions? Ask a Mechanic.
Hi Mary, I’m Louie. Sorry you had to wait awhile but I’ll do my best to help.Initially and if have not been tried; inspect the battery, its ground lines and/or check/clean the battery cables + terminals, connectors and wiring as a preliminary consideration. Have the battery externally charged and then LOAD TESTed (even if new/charged and just for the purpose of eliminating it as a suspect).
Still, check (or better yet, replace) the main (40A) fuse between the red/white wire from the battery's + terminal and a red wire. Check also the other red/white wire from the starter relay. To locate the starter relay, follow the big cable from the + terminal of the battery as it always ends up tied to 1 of the 2 big terminals of the starter relay. Secondary tries: