Engine alarm? Where to begin?

Etzler

Seaman Apprentice
Joined
Jun 8, 2013
Messages
35
2008 350 mag tow sport in a Ski Centurion. Cruising at 3000-3300 rpm I get a solid alarm. It won't go away until I pull the power back to idle. Temps and pressures are all good. Will this set a code in the 555 ecm? Possible trouble shooting ideas? What sensors tie into the alarm?
 

Scott Danforth

Grumpy Vintage Moderator still playing with boats
Staff member
Joined
Jul 23, 2011
Messages
50,399
could be any of the following switches/sender that are alarm related:
water pressure sender
water temp switch
oil pressure switch
lube reservoir switch

post your serial number. that will help us help you.
 
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