1978 Evinrude Outboards 9.9/15HP Service Manual, Page 39Get this manual
dTo test for shorts to ground, calibrate the ohmmeter to high ohm scaleConnect the black meter lead (-) to the armature plate (ground)Attach the red meter lead (+) to the "A" terminal jumper wire in the connectorSee Figure 4-20Any needle movement indicates the charge coil or leads are shorted to groundA shorted charge coil must be
replaced, or the grounded lead repaired to remove the shorted conditionOn electric models, if charge coil is shorted, stator must be replacedeDo not remove the jumper wires from the connector, and continue the troubleshooting procedure
IGNITION SYSTEM TESTS USING NEON TESTER
CHARGE COIL OUTPUT TEST aInsert jumper wire to terminal "A" and terminal "D" in the armature plate end, of the four wire connectorSee Figure 4-21bConnect the neon tester leads to the jumper wires as shownSee Figure 4-21cSet neon tester switch to pOSition number 21High ohm scale 2Black meter lead 3Armature plate 4Red meter lead 5Jumper wire