1994 Johnson/Evinrude "ER" CV 85 thru 115 outboards Service Manual, Page 102Get this manual
Sensor Coil
is located on the timer base assemblyIt consists of many windings of wire wrapped around metal laminationOnce the flywheel exceeds minimum cranking RPM, the flywheel's magnetic lines of force cut through the sensor coil windings to produce voltageThis voltage is supplied to the power pack to control small electronic switches (SCR's) which, ih turndirect power pack output to the correct ignition coil primary The timer base has four sensor coils; one per cylinder
f2l The sensor coil
Power Pack The power pack
has three