1994 Johnson/Evinrude Outboards 40 thru 55 Service Manual, Page 117Get this manual

1994 Johnson/Evinrude Outboards 40 thru 55 Service Manual, Page 117

Ignition Coil Tests A wide variety of ignition testers are available from various manufacturersIn addition, some automotive
coil is still mounted to the powerhead1Twist and remove the spark plug and primary leads from the ignition coilDR4081 rv
black lead to ohmmeter on appropriate scaleis not mounted 2Calibrate Connect meter clean engine groundIfthe coil on the engine,
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 r:;J 3Calibrate ohmmeter on appropriate scaleConnect meter red lead to coil primary terminalConnect meter black lead
to coil spark plug terminal Meter must show 275 50 ohmsf31 4Test spark plug leads for continuityCalibrate ohmmeter on low
ohms scaleAttach one ohmmeter lead to each spring terminalWhile wiggling both spark plug covers and entire length of the
spark plug lead, the resistance should remain near zeroReplace spark plug lead if your test results vary& Safety Related