1994 Johnson/Evinrude Outboards 40 thru 55 Service Manual, Page 133Get this manual

1994 Johnson/Evinrude Outboards 40 thru 55 Service Manual, Page 133

IGNITION OUTPUT TESTSCD II ill plugs installed and torqued in the cylinder headIf neces1 All cranking output tests must be
any metal surface i or spark tester during cranking tests '" To avoid possible shock hazard, do not handle ignition coils
3If equipped, install the emergency stop switch clip and lanyard assemblyCrank the engineSpark should jump each tester gap
alternately: If tester shows good output on both cylinders, go to STEPRUNNING OUTPUT TEST If tester shows good output on
one cylinder: Rope or Amp, go to STEPPOWER PACK OUTPUT TEST 12 Amp, go to STEPSENSOR COIL TEST If tester shows no output,
go to STEPSTOP CIRCUIT TESTIt is possible for the ignition system to have problem but still produce good outputIf the engine
"pops" or "backfires" during starting, the ignition may be out of timeCheck the following: Coil primary wire routing Spark