1998 Johnson Evinrude "EC" 2 thru 8 Service Manual, P/N 520202, Page 126Get this manual
STEPSENSOR COIL TEST Output Test 1Set peak-reading voltmeter to "POS" and "5", "SEN" and "5" on Stevens CD-77 meter2Separate the blue lead between sensor coil and power pack
3Attach meter black lead to clean engine groundAttach meter red lead to sensor coil blue lead terminal
4Crank engine and observe meter If meter shows volt or higher, go to STEPCHARGE COIL TEST If meter shows less than volt, check condition of wiring and connectors If wiring and connector condition is good, go to Ohmmeter TestOhmmeter Test