2001 Ski-Doo Factory Shop Manual Volume One, Page 174Get this manual
Subsection 10
Section 04 ENGINE (CARBURETOR AND FUEL PUMP)
If tool tip does not seat under choke plunger no15, adjust as follows: Make sure choke lever is at fully open positionLift up protector cap and loosen choke cable lock nut, as shown in the next photo
Tighten choke cable lock nut and reinstall protector capSet choke lever to close and open positions and ensure that tool properly seats under plunger only when lever is set to fully open positionSet choke lever to close position and, by pulling and pushing choke lever, make sure there is no tension on cable (free play)