2009-2010 Ski-Doo REV-XP/XR 2 Stroke and REV-XR 1200 4-TEC Service Manual, Page 285Get this manual
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Section 04 FUEL SYSTEM Subsection 04
Closed Throttle Reset Procedure (TPS)
Check if master zero pos iti on screw contacts throttle plate stopper
ADJUSTMENT
IDLE SPEED