1988 Johnson/Evinrude "CC" 40 thru 55 Models Service Manual, Page 129Get this manual
Ignition Coil TestsAll Models A wide variety of 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 between testersIgnition coil must be removed from powerhead for power and leakage testing
To avoid possible shock hazards and to prevent leakage, perform all tests to the coil on wooden or insulated bench
Ignition Coil Specifications
Primary Resistance Secondary Resistance Operating Amps (Max Merea Tronie 1.5 amps 0.1 0.05 275 50 Stevens 1.1 amps
Analyzer Polarity
Magneto C.DCoil PIN 582508
Reversed
Ignition Coil Ohmmeter Test Resistance tests may be performed while the ignition coil is still mounted to the powerhead1Twist and remove the high tension and primary leads from the ignition coilIcl Calibrate ohmmeter on low ohms scale Connect the black meter lead (-)to clean engine groundIf the coil is not mounted on the engine, connect the black meter lead to ground tab on the coilConnect the red meter lead (+) to primary terminal on the coil