Bombardier SeaDoo 1990 factory shop manual, Page 126Get this manual
Section 07 EILECTRICAL (CDICHARGIING SYSTEMS)
TROUBLESHOOTING CHARTNIPIPONDENSO CDI SYSTEM
SIPARK TEST (Ignition module must halve been chlecked first)
5 mm, (3116"1 SPARK
TAKES PLACE
5 mrn (316 "1 SPARK DOES NOT TAKE PLACE
IGNITION COIIL AND HIIGH TENSION WIRE ARE GOOD