2000 225 promax ot069289 running down the lake it just shut down no alarms about 10 min started right back up. ran two more times no problem then done it again and would not start back acted like battery was dead. jumped of trolling battery started right . went to dock shut it off and unhooked jumper it cranked three times no problems. i just put new fuel line and buld on it. any advice ? help don?