2005 Ski-Doo REV Series Shop Manual, Page 245Get this manual
Section 05 ENGINE MANAGEMENT (POWER TEK) Subsection 03 (COMPONENT INSPECTION, REPLACEMENT AND ADJUSTMENT)
DESS Post Verification Tether Cord Cap Removed
Connect test probes to switch BLACKGREEN and BLACKWHITE wiresMeasure resistance, there should be NO continuity (open circuit)Connect one test probe to the WHITEGREY wire and the other test probe to the switch top terminalMeasure resistance, it must be close to ohmConnect one test probe to the BLACKGREEN wire and the other test probe to the switch ringMeasure resistance, it must be close to ohm