Good day and welcome to Just Answer. My name is XXXXX XXX I'd be happy to help you with your problem today.
Do you have a battery charger & a multi meter?
please fully charge the battery.
then connect the meter leads to it, set the meter to check dc voltage, & please take these readings for me;
Key off =
key on =
Key on, clutch in, start button depressed =
we'll start there..
no problem, reply when you can.