1974 Johnson 40 HP Outboard Motors Service Repair manual P/N JM-7407, Page 37Get this manual

1974 Johnson 40 HP Outboard Motors Service Repair manual P/N JM-7407, Page 37

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cLeakage testIgnition coil and high tension leads may be tested for leakage or insulation failures using the ignition testerLeakage is caused by mOisture, cracks in the coil housing or carbon pathsCon

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