2006-2010 Suzuki DF150 / DF175 4-Stroke Outboards Service Manual, Page 150Get this manual
ENGINE ELECTRICAL
TROUBLESHOOTING
NOTE: Before troubleshooting the electric starter system, make sure of the following: Battery is fully charged All cableswires are securely connected Shift is in "NEUTRAL" position Emergency stop switch lock plate is set in place& If any abnormality is found, immediately disconnect battery cables from batteryEngine does not start
Does engine turn over with continued cranking?
Does starter motor rotate? NO Check battery for charging condition Check battery terminals for connections and corrosion Check main (60 A) andor starter relay (30 A) fuse(See page 4-4 to 4-6 YES YES Check for starter relay "Click" sound when turning ignition switch to "START"Is there "Click" sound?
Check ECM-No1 terminal voltage(See page 3-48 YES Check sub-battery cable circuit Check function of neutral switch(See page 4-15 Check emergency stop switch function(See page 4-16 Check ignition switch function(See page 4-14 Check starter relay(See page 4-14 Check wiring system and connections between starter relay and ignition switch Check the brush and brush holder(See page 4-22 Check the armature coil(See page 4-21