1999 Ski-Doo Factory Shop Manual Volume One, Page 280Get this manual
Section 06 ELECTRICAL Subsection 06 (TESTING PROCEDURE)
6HIGH VOLTAGE COIL VOLTAGE TESTING
1Disconnect spark plug cap from spark plug2Fasten alligator clip to spark plug cable, near the spark plug3Connect other multimeter wire to high voltagecoil screw, then place selector switch to and scale to 0.00VAC4Activate the manual starter and check values indicated by the multimeter5Repeat operation times
LIGHTING GENERATOR COIL VOLTAGE TESTING
NOTE: The lighting generator coil is not part of the ignition systemIt is self-contained system used to supply current to the lighting system and to other devices working on alternating currentHowever, this system can be tested using multimeter1Disconnect housing from engine (YELLOW and YELLOWBLACK wires)2Connect multimeter wires, then place selectorswitch to and scale to 0.00VAC3Activate the manual starter and check values indicated by the multimeter4Repeat operation times