1995 Johnson Evinrude "EO" 9.9 thru 30, 2-Cylinder Service Manual, P/N 503146, Page 122Get this manual

1995 Johnson Evinrude "EO" 9.9 thru 30, 2-Cylinder Service Manual, P/N 503146, Page 122

Function TestsS.L.DWThe 20 thru 30 HP ignition system incorporates the 5.L.0W TM warning system, which gradually limits engine
tan lead to clean engine ground If engine slows to approximately 2000 RPM, test temperature switchRefer to Temperature Switch
Test, Section If engine does not slow to approximately 2000 RPM, check wiring or replace ignition moduleRefer to Ignition
Plate ServicingBlocking DiodeRemote Electric Models Jfthe 5.L.0W TM warning system is activated when the key switch is turned
to the ON position, test engine harness blocking diode1Disconnect engine harness red connector2Disconnect temperature switch
tan lead3Calibrate ohmmeter on appropriate scaleConnect between engine harness tan lead and engine harness tan pin Note reading4Reverse
meter connections or press "polarity" buttonNote reading very high reading00in one direction and low reading in the other