2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 320Get this manual
Section 06 ENGINE MANAGEMENT (4-TEC) Subsection 01 (OVERVIEW)
Sensor failures will not lead to limp home mode, warning will follow through the EMS pilot lamp and the buzzerWhen minor fault occurs, the fault and messagebuzzer disappear automatically when the condition no longer existsReleasing throttle and letting the engine returning at idle speed may allow normal operation to come backIf it does not work, try removing and reinstalling the tether cord cap on its postThese performance-reduced modes allow the rider to go back home which would not be possible without this advanced systemRefer to the DIAGNOSTIC PROCEDURES for complete chart
Shutdown Mode
ECM will shut down all outputs seconds after the tether cord cap is removedIf the tether cord cap is still on DESS post but the engine is turned off using engine cut-out switch, the ECM will shut down all outputs after 15 seconds