1994 Johnson Evinrude "ER" 90 LV 120 thru 140, 185 thru 225, 250, 300 Service Manual P/N 500612, Page 141Get this manual

1994 Johnson Evinrude "ER" 90 LV 120 thru 140, 185 thru 225, 250, 300 Service Manual P/N 500612, Page 141

Indexing Flywheel, Erratic Ignition Internal power pack problems or shorted isolation diodes (if equipped) could cause power
across from the timing pointerLabel this mark "No2 4Repeat Steps and for each of the remaining cylinders, labeling the marks
with the correct cylinder number 5Install the spark plugs and spark plug leadsStart the engine in test tank and run the engine
at the RPM where the problem exists 6Carefully hook an induction timing light to each cylinder, alternately The timing light
should indicate that cylinder's number only, and the number should only appear near the timing pointer If another cylinder's