1999 Ski-Doo Factory Shop Manual Volume Two, Page 82Get this manual
Section 03 TROUBLESHOOTING Subsection 05 (ELECTRICAL SYSTEM)
SYMPTOM CONDITION TestInspection
ENGINE IS MISFIRING ERRATIC SPARK AT SPARK PLUGRIDING ON WET SNOW1Verify if spark plug wires andor spark plug cap seals are sealing out moistureaDefective wires andor sealsReplace defective part2Verify if ignition system wiring harness connectors are in good condition andor are sealing out moistureaLoose connectors, corroded terminals or defective partsClean terminals and apply silicone dielectric greaseReplace defective parts
CONDITION TestInspection