1992 Johnson/Evinrude EN 2.3 thru 8 outboards Service Manual, Page 134Get this manual
IGNITION OUTPUT TESTSCD II ill plugs installed and torqued in the cylinder headIf necesI:AAll cranking output tests must be performed with spark sary to remove the spark plugs, be sure to keep the spark tester away from open spark plug holes The following series of steps will systematically isolate problem area in the ignition systemTo reduce your troubleshooting time and to avoid incomplete results, perform these steps in the order written
STEPTOTAL OUTPUT TEST
1Twist and remove the leads from both spark plugs
12l 2Adjust the gap on the spark tester to 12 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
i or spark tester during cranking tests