1992 Johnson Evinrude "EN" 9.9 thru 30 Service Manual, P/N 508142, Page 313Get this manual
AC Lighting Coil Resistance Check f611Calibrate an ohmmeter on appropriate scaleConnect it between yellowgrey and yellow leads Meter must show 0.86 0.05
f712Connect meter between yellowgrey and yellowblue leads Meter must show 1.21 0.02
f813Calibrate ohmmeter on appropriate scaleConnect one lead to clean engine ground Probe each of the connector pins with the other ohmmeter jumper wire The ohmmeter should show high reading If the ohmmeter reading is low, repair the grounded coil lead or replace the stator assemblyRefer to Section for ignition plate servicing-DR4160