2005 Ski-Doo RT Series Shop Manual, Page 142Get this manual
Section 04 ENGINE MANAGEMENT (SDI) Subsection 02 (DIAGNOSTIC PROCEDURE)
TROUBLESHOOTING
The following chart is provided to help in diagnosing the probable source of simple troubles
Monitoring Beeper Coded Signals
CODED SIGNALS POSSIBLE CAUSE REMEDY
2 short beeps (when engine is started)DESSRER pilot lamp also blinks1 short beep every 1.5 seconds (when engine is started)DESSRER pilot lamp also blinksEngine cannot reach pulley engagement speedVehicle cannot be driven1 long beep per second3 short beeps per secondDESSRER pilot lamp also blinksEngine cannot reach pulley engagement speedVehicle cannot be driven3 short beeps per secondEngine overheating pilot lamp also blinks1 long beep (2 seconds) every 15 minutes4 short beeps every minutesOil pilot lamp also lights up
Confirms that proper tether cord cap is installedEngine can rev above clutch engagementBad DESS system connectionDefective tether cord capDirt or snow in tether cord capDefective DESS postReverse is selectedWrong tether cord cap is installed