1990 Johnson Evinrude "ES" Colt/Junior thru 8 Service Manual, P/N 507870, Page 102Get this manual
Stop Circuit
f31 The stop buttonemergency ignition cutoff switch is conf31 The
steering handle contains combination stop switch emergency ignition cutoff device
nected to the ignition module through the engine wiring harnessWhen activated, the switch directs the ignition module output to ground, stopping the ignition system
When the clip and lanyard is removed, the emergency ignition cutoff device is in the STOP position When the clip and lanyard is installed, the emergency ignition cutoff device is in the RUN position To STOP the engine when the clip and lanyard is in place, press inward on the assembly until the engine stopsIgnition Coil