1978 Evinrude Outboards 9.9/15HP Service Manual, Page 37Get this manual
123456 Jumper wires Stop button Terminal "A" Terminal "B" Terminal "C" Rope odel armature plate
Figure 4-16stop Button Elimination Test
fReconnect the three wire connector and continue troubleshooting procedure
OHMMETER TESTS
Ohmmeter tests are necessary to determine if the sensor coil or charge coil have failed in manner which could cause ignition failure
IltJIEI NOTE
Resistance readings should be checked when the motor has completely cooled to ambient air temperatureThe higher temperature, caused by running the motorwill increase the resistance reading and may result in unnecessary parts replacement1Four wire connector 2Three wire connector