2006-2010 Suzuki DF150 / DF175 4-Stroke Outboards Service Manual, Page 135Get this manual
ENGINE CONTROL SYSTEM
CHART 16: SELF-DIAGNOSTIC CODE "4-1" Model discrimination
START Ignition switch "ON" Check CMP sensor #1, #2 signalIs result OK? (See page 3-57 YES Possible cause: No13 terminal wiring harnessconnector open circuit(DF150) No13 terminal connector short circuit (DF175) NO CMP sensor failure Wire continuityconnection failure
CHART 17: SELF-DIAGNOSTIC CODE "6-2" OCV