1996 Johnson Evinrude "ED" 9.9 thru 30 2-Cylinder Service Manual, P/N 507122, Page 122Get this manual
IGNITION OUTPUT TESTSCD II
ill plugs installed and torqued in the cylinder headIf necessary to remove the spark plugs, be sure to keep the spark tester away from open spark plug holes
All cranking output tests must be performed with spark
The following series of steps will systematically isolate problem area in the ignition systemTo reduce your trou bleshooting time and to avoid incomplete results, perform these steps in the order written
STEPTOTAL OUTPUT TEST
[!] 1Twist and remove the leads from both spark plugsr:;l 2Adjust the gap on the spark tester to 112 in(12 mm)Connect tester leads to the spark plug leadsSecure tester clip to clean engine groundTo prevent possible arcing of high voltage, route tester leads at least in(51 mm) from any metal surface
'" To avoid possible shock hazard, do not handle ignition coils or spark tester during cranking tests