2003 Ski-Doo REV Series Factory Shop Manual, Page 204Get this manual
Section 06 ELECTRICAL Subsection 02 (IGNITION TIMING)
MPEM Programmer Timing can also be changed using the MPEM programmer (PN 529 035 878)Connect 9-volt adaptor (PN 529 035 675) to supply cable (PN 529 035 869) and supply cable to diagnostic connector, located on right side of the vehicle529 035 869
Select no4ENGINE PARAMETER
A30E1ZA
CUSTOMER NAME AT VEHSERIAL# PA M
Select no1 TIMING ADJUSTMENT
1TIMING ADJUST 2ENGINE SERIAL# AT N
A30E2GA
A33E0LA
529 035 675
Connect MPEM programmer to DESS postTurn on programmer then enter passwordFrom main menu select no3INFO VEHICLE
Press ENTERNow the display shows the engine timing correction factor that is programmed in the MPEMIn the following example timing correction factor is no4