1996 Ski-Doo Shop Manual, Volume 1, Page 265Get this manual

Se ion ELECT RI CAL Sub-Section 06 (TESTING PROCEDURE)
INSPECTION OF AC CIRCUIT ISOLATION
All Electric Start Models
If AC circuit is not isolated from frame, headlamp beam will weaken

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives