2001 Ski-Doo Factory Shop Manual Volume Two, Page 186Get this manual
Section 06 ELECTRICAL Subsection 02 (IGNITION TIMING)
Now the display shows the engine timing correction factor that is programmed in the MPEMIn the following example timing correction factor is 4
TIMING1-8:5
TIMING1-8:4
A30E2HA
P YIGNITION CORRECTION FACTOR
A30E21A
Press any keySelect YES using the key
CORRECTION FACTOR PROGRAMMED IN MPEM
IGNITION TIMING CORRECTION 4
MODIFY? YES NO