2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 276Get this manual
Section 05 ENGINE MANAGEMENT (2-TEC) Subsection 01 (OVERVIEW)
EMS GENERAL FUNCTIONS
Automatic Power Shut-Down
The ECM is equipped with an automatic power shut-downThis feature prevents the battery from losing its charge if the tether cord cap is left on the post when the engine is not running for more then 30 secondsThe ECM will remain offline until the electric starter or the rewind starter is activatedThe ECM will shut down all outputs after seconds when the tether cord cap is removed
The memory of the ECM features two self-diagnostic modes for the DESS operationRefer to DIAGNOSTIC PROCEDURES section for more informationThe memory of the ECM is permanentIf the battery is disconnected, no information is lostNote that the DESS anti-drive circuitry is already activated on all new ECMs