2006 SD Johnson 4 Stroke 9.9-15HP Outboards Service Manual, Page 72Get this manual

2006 SD Johnson 4 Stroke 9.9-15HP Outboards Service Manual, Page 72

ELECTRICAL BATTERY CHARGING SYSTEM
Inspection
Battery Charge Coil Output
Disconnect battery charge coil wires from rectifierConnect Peak Reading Voltmeter to battery charge coil lead wires as shownTester probe connection

Battery Charge Coil Resistance
Disconnect battery charge coil wires from rectifierConnect Ohmmeter test probes to battery charge coil lead wires as shownTester probe connection