Bombardier SeaDoo 1996 factory shop manual, Page 165Get this manual
Section 08 ELECTRICAL SYSTEM Sub-Section 02 (IGNITION SYSTEM)
10Press to choose SaveQuit (even if item no8 is not visible on the display, it is active when you select it)11Press Enter to confirm yes you want to save modifications to the MPEM12You must see Operation successful This confirms that the new timing has been stored in the MPEM13Unplug communication cable from safety lanyard switch on craft14.Press Off to close the programmerAt this point, you can install the watercraft safety lanyard and start the engine to check the effect of the correction on the ignition timingIf further adjustment is required, repeat the procedureNOTEThe MPEM module features permanent (non-volatile) memory and keeps the ignition timing programmed even when the watercraft battery is disconnected