1997 Ski-Doo Factory Shop Manual Volume Two, Page 51Get this manual
Section 02 TROUBLESHOOTING Sub-Section 05 (ELECTRICAL SYSTEM)
CONDITION TestInspection
RIDING IN DEEP AND THICK SNOW 1Perform all verifications outlined under "Engine does not startno spark at spark plug"2Verify spark plug(s)Proceed with spark plug analysis in order to identify source of problema.Defective andor worn spark plug(s) andor cable(s) andor cap(s)Replace defective part(s)Proceed with ignition system testing proceduresPerform engine analysis
SYMPTOM CONDITION TestInspection