1983 Ski-Doo Shop Manual, Page 228Get this manual
SECTION 04 ELECTRICAL SUB-SECTION 06 (TESTING PROCEDURE)
4-4P ignition type engine (464)
(Vehicle wiring)
(Test wire harness) B
Breakerless magneto Ignition coil Control unit (Test wire harness) A
NOTE: The harness supplied in the kit is only applicable to the Can-Am 504 engine typeFor complete 504 engine type testing procedure, refer to the appropriate Can -Am Shop ManualThe harness is also applicable to older engine types 354 and 454 equipped with Nippondenso COl system
a) Turn the power switch onThen one LED or two LEOs will light to indicate the checker is operatingReset the indication circuit by depressing the reset switch, then one LED will remain to indicate the checker is operatingNOTE: After every test when the LED level indicator holds its indication few minutes, reset the indication circuit by depressing the reset switch