1987 Johnson/Evinrude CU Outboards 35A thru 55 Service Manual, Page 143Get this manual
3 Step 2Stop Circuit Tests
Stop ButtonKey Switch Elimination Test
ASeparate the five-wire connector between the power pack and he armature plate
BInsert jumper wires between the "A,"B,"C," and" terminals of the five-wire connectorTo avoid possible shock hazards, do not handle ignition coil or tester leads during the test