1995 Johnson Evinrude "EO" 60 LV 90, 115, 150, 150C, 175 Service Manual, P/N 503151, Page 128Get this manual

1995 Johnson Evinrude "EO" 60 LV 90, 115, 150, 150C, 175 Service Manual, P/N 503151, Page 128

Function TestsS.L.OIN This ignition system incorporates the S.L.oWTM warning system, which gradually limits engine speed
and repeat Steps and using starboard engine harness tan lead Engine speed must gradually slow to approximately 2500 RPM If
Steps and are normal, test temperature switchesRefer to Temperature Switch Test, Section If one of the tests is normal, check
engine harness and connectors If neither test is normal, verify condition of wires and connectorsReplace power packBlocking
Diode If S.L.OW is activated when warning horn receives no-oil, low-oil, or fuel vacuum signal, test engine harness blocking
diode1Disconnect engine harness red connector2Disconnect port and starboard temperature switch tan leads 3Calibrate ohmmeter
on appropriate scaleConnect between either tan lead and engine harness tan pin Note reading4Reverse meter connections or
press "polarity" buttonNote reading high reading in one direction and low reading in the other direction indicates diode