2004 Ski-Doo REV Series Factory Service Manual, Page 222Get this manual
Section 05 2TEC ENGINE MANAGEMENT Subsection 02 (COMPONENT INSPECTION AND ADJUSTMENT)
ENGINE STARTRER BUTTON VERIFICATION
A quick operation test can be done using the vehicle communication kit (VCK) with the B.U.D.Ssoftware, using the Monitoring sectionPress the STARTRER button and look at the STARTRER button LEDIt should turn on, indicating the starting system is working on the input side of the starting system (STARTRER button, ECM and wiring)You know now the problem is on the output side of the starting system (ECM output signal to starting solenoid, wiring harness going to the solenoid and starter motorRefer to STARTING SYSTEM for testing procedures)Otherwise, check the input side as followsDisconnect the two connectors of the steering harnessMeasure the resistance of the two wires on the small connectorBEIGE and BLACK) for Depress start button and the reading should change from to infinitely highRelease the start button and measure the resistance between pin (BEIGE wire) of the small connector and pin (REDBROWN wire) on the big connector for infinitely high resistance to while the start button is depressed