1978 Ski-Doo Shop Manual, Page 283Get this manual

SECTION 05 SUB-SECTION 03, (MERC-O-TRONIC TEST)
ANALYSER TEST

PROBE TEST METER SET SCALE 4-6

e DISTRIBUTOR RESISTANCE COIL CONTINUITY

COIL POWER TEST

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