1995 Johnson Evinrude "EO" 60 LV 90, 115, 150, 150C, 175 Service Manual, P/N 503151, Page 106Get this manual
Ignition Coil Tests Many ignition testers are available from various manufacturersIn addition, some automotive testers having the proper specifications can be usedDetailed instructions for the use of any tester are provided with the unit, therefore, only general information is given hereRefer to the manual of the ignition tester you are using for coil specificationsSpecifications will vary among testersIgnition coils must be removed from the powerhead for power and leakage testingDR4037
i coil tests on wooden (or insulated) bench topIgnition Coil Specifications
Primary Resistance Magneto C.DCoil PIN 583740 Secondary Resistance Operating Amps (Max)
Mere-O-Tronie 1.5 amps Stevens 1.1 amps
"" To avoid personal injury from electrical shock, perform all
Analyzer Polarity
Ohmmeter Tests Resistance tests may be performed while the ignition coil is still mounted on the powerhead1Twist and remove the spark plug and primary leads from the ignition coilf1l 2Calibrate ohmmeter on appropriate scaleConnect meter black lead to clean engine groundIf the coil is not mounted on the engi'ne, connect meter black lead to ground tab on the coilConnect meter red lead to coil primary terminal Meter must show 0.1 0.05 ohm