1993 Johnson Evinrude "ET" 40 thru 55 Service Manual, P/N 508283, Page 121Get this manual
Ignition Component Replacement UFI, CD IIAmp i twist and remove all spark plug leads'" 1To avoid accidental starting of engine while servicing,
f612Remove the screws retaining the ignition component that is being replaced1713UFI- If the charge coil or ignition module is being replaced,
separate the bullet connectors underneath the ignition module
[!] 4Remove the wire clamp from the ignition plate'115Loosen the five ignition plate screwsLift the ignition plate from the powerhead
[!] 6Remove the plate from bottom of the ignition plate7Remove the leads from the spiral wrap and from the ignition component8Apply OMC Ultra Lock to the threads of the component retaining screwsLoosely install the new ignition component on the ignition plateConnect bullet connectors if necessary
Route leads and install clamp