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have a 2006 sea ray sun dancer 300 with twin 350 mercruiser mpi horizons. Starboard engine goes into guardian mode whether on plane or not. It doesn’t do this continually but it happens each time we take the boat out. It is showing TPS fault. Out on the boat the other day the starboard continued...

have a 2006 sea ray sun dancer 300 with twin 350 mercruiser mpi horizons. Starboard engine goes into guardian mode whether on plane or not. It doesn’t do this continually but it happens each time we take the boat out. It is showing TPS fault. Out on the boat the other day the starboard continued...