Suzuki 2003-2007 DF60 DF70 Outboard Motors Service Manual, Page 96Get this manual
ENGINE CONTROL SYSTEM
CHART 9: SELF-DIAGNOSTIC CODE "1-1"
Individual checkCheck rectifierregulator resistance[NOTE1] Is result OK? YESEngine runningCheck "30" terminal voltage at idle speed(See page 3-38 Is result 16 or over? NO Possible cause: ECM failure Wire continuityconnection failure YES NO Rectifierregulator failure