I OWN A 50HP 4STROKE YAMAHA THAT HAS NEVER GIVEN ME TROUBLE. YESTERDAY AFTER A A DAY OF BOATING, (STARTING ENGINE WITH EASE SEVERAL TIMES) I TURNED THE KEY AND GOT NO RESPONSE. WHEN I TRIED TO ENGAGE THE POWER TILT/TRIM....NOTHING I COULDN'T UNDERSTAND IT, BUT I FIGURED THE BATTERY WAS DEAD. I...
