2005 Kawasaki STx-12F Jet Ski Factory Service Manual., Page 343Get this manual
ELECTRICAL SYSTEM 14-31 Charging System
Magneto Output Voltage
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Air Filter with Duct (see Fuel System chapter) Disconnect the 3-pin stator coil leads connector [A]
t dee ec ma putWrich itt)he chandintgstto rth[A] folhlowkngheable gwiehtothoeutenginie ci cor running at approximately 000 rpm
WARNING
To avoid electrical shock, do not perform this test with the watercraft in the water