1991 Johnson/Evinrude EI Outboards 2.3 thru 8 Service Manual, Page 101Get this manual
2.3,3.3 r:;] 5Calibrate ohmmeter on appropriate scaleConnect meter black lead to clean engine groundIf the coil is not mounted on the engine, connect meter black lead to ground bushing on the coilConnect meter red lead to coil primary terminal
Meter must show 1.4 0.14 ohmf51 6Connect meter red lead to coil primary terminalConnect meter black lead to coil spark plug terminal Meter must show 5240 750 ohmsPower TestAll Models Do not exceed the coil's maximum specified amperage when testing the coilf612.3, 3.3Connect the black lead of the tester to the ground lead of the coilConnect the red lead of the tester to the coil's breaker point lead Connect the high tension lead of the tester to the coil's secondary terminalA steady spark in the tester at or before maximum specified amperage indicates good coilRefer to Ignition Coil SpecificationsrJl3 thruThe ignition coil is tester with "normal" polarity connectionsConnect tester red lead to the primary terminal of the coil and the tester black lead to the ground tab Connect the high tension lead of the tester to the coil spark plug lead steady spark in the tester at or before maximum specified amperage indicates good coilRefer to Ignition Coil Specifications