1985 Ski-Doo snowmobile Service Manual, Page 372Get this manual
Section 04 Sub-section 06
ELECTRICAL
(TESTING PROCEDURE)
Test items
CODE NUMBER IGNITION TYPE ENGINE TYPE TEST ITEM
4-5P (Harness B)
253,377.447.462 467,503,532,537
Generator coil Control unit diode Control unit spark test
This checker tests the following items:
APPLICABLE TEST CHECK POINT CODE NOIGNITION TYPE