I RECENTLY SNAPPED MY CLAVICLE NIGHT RIDING 5 WEEKS AGO...HAVENT WANTED TO START MY BIKE SINCE...NOW WHEN I GO TO START IT I HAVE TO HOLD THE START BUTTON DOWN IN ORDER FOR IT TO STAY RUNNING. WHEN I LET IT GO IT TURNS OFF AS IF CUTTING POWER TO THE BIIKE...ANY ONE KNOW WHAT MIGHT THE PROBLEM??? PLEASE HELP...WANT TO RIDE...