2004 Ski-Doo REV Series Factory Service Manual, Page 92Get this manual
Section 03 TROUBLESHOOTING Subsection 04 (ELECTRICAL SYSTEM)
IGNITION SYSTEM DIAGNOSTIC FLOW CHART
TO NO START AND NO SPAR
Check for spark at spark plug
No spark
Fault is in the tether cord switchInspect and retest
Disconnect the 6-HC connector that has the BLAC WHITE, WHITEGRAY, and the BLAC GREEN wires to the tether cord switchPlace jumper wire between the BLAC WHITE and the BLAC GREEN wires and retest for sparkNo spark
Spark returns
One of the switches was left in the off position
Spark returns
Check that tether DESS cord switch, ignition switch and engine cut-out switch are in place and in the run positionNo spark
Disconnect the 6-HG connector that has the BLAC YELLOW and the BLAC wires and retest for sparkNo spark Fault is on the motor side of ignition systemContinue with the followingNo spark
Spark returns
Fault is in the engine cut-out switchInspect and retest