1989 Johnson Evinrude "CE" Colt/Junior thru 8 Service Manual, P/N 507753, Page 116Get this manual
Stop Circuit
f3l The stop buttonemergency ignition cutoff switch f3l The
is connected to the ignition module through the engine wiring harnessWhen activated, the switch directs the ignition module output to ground, stopping the ignition systemsteering handle contains combination stop switch emergency ignition cutoff device 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 stops7768A