Boat problems..need help

[meaux fishing]

Originally Posted by squatcher101

hey man take the bolt out of the neg wire hook up on the starter an take it out an use a sand paper or end ggrinder with flappin wheel to shine up around the bolt were the wire hooks up it mite not be getn good contact .happened to me like to drove me crazy

Tried that today. Nothing. I also tested the wire going to the key switch that goes to the ECM it's running 12.8. Tested the perko switch, 12.8v on all posts too