1985 Ski-Doo snowmobile Service Manual, Page 374Get this manual
Section 04 ELECTRICAL Sub-section 06 (TESTING PROCEDURE)
cl Disconnect the connectors of magneto and control unit
CAUTION: Never pull the wire harness to disconnect
NOTE: The harness "A" supplied in the kit is applicable to the 84's 462 engine type equipped with 4-4P ignition type (140 WIIt is also applicable to order engines type 354 and 454 equipped with Nippondenso COl systemIS
The harness "C" engine type
only applicable to the Can-Am 504
al Turn the power switch onThen one LED or two LED's will light to indicate the checker is operatingReset the indication circuit by depressing the reset switch, the one LED will remain to indicate the checker is operatingAOOO004022
dl Securely connect the connectors of test wire harness according to the connectors letters on the following figures
NOTE: After every test when the LED level indicator holds its indication few minutes, reset the indication circuit by depressing the reset switchb Set the selector to the desired position