1978 Ski-Doo Shop Manual, Page 278Get this manual
SECTION 05 SUB-SECTION 03, (ELECTRICAL TESTS)
TWO CYLINDER ELECTRONIC IGNITION ENGINE
7GENERATOR COIL OUTPUT
1Disconnect wire connector from C.D.Ielectronic box2Using one (1) harness adaptor, connect tester test lead to red wire of connector removed from C.D.Ielectronic boxConnect test lead to ground (engine); do not use brown wire as ground
8TRIGGER COIL OUTPUT
1Disconnect electronic box connectorMagneto side: Connect tester lead to white wireP.T.Oside: Connect tester lead to whitered wire
Connect tester lead to good engine ground2Set tester switch and dial as follows:
3Set tester switch and dial as follows: Engine type
Switch position HIGH'