2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 305Get this manual
Section 05 ENGINE MANAGEMENT (2-TEC) Subsection 03 (COMPONENT INSPECTION AND ADJUSTMENT)
AIR TEMPERATURE SENSOR (ATS)
R1503motr182A
Using multimeter, recheck resistance value between terminals and 19If resistance value is correct, try new ECMRefer to ECM REPLACEMENT procedures elsewhere in this sectionIf resistance value is incorrect, repair the connectors or replace the wiring harness between ECM connector and the CPS
A32CA3A
1Air temperature sensor (ATS)
Replacement
Disconnect connectors and remove the rewind starter, then the magneto flywheelRefer to MAGNETO SYSTEMRemove CPS1