Bombardier SeaDoo 1999 factory shop manual, Page 309Get this manual
Section 08 ELECTRICAL SYSTEM Subsection 06 (DIGITALLY ENCODED SECURITY SYSTEM)
Basic Self-Diagnostic Mode
It is self-activated when the safety lanyard cap is being installed on the watercraft switchIt gives immediate monitoringSome codes may occur only when pressing the startstop buttonRefer to the following chartSIGNAL short beeps (while installing safety lanyard on watercraft switch) long beep (while installing safety lanyard on watercraft switch or when pressing startstop button) CAUSE Safety lanyard is recognized by the MPEM Good contact between safety lanyard cap and DESS post Bad connection between safety lanyard cap and switch Unprogrammed or defective safety lanyardREMEDY Ignition is authorized, engine can be started normally