CDI 531-0118B M.E.D.S. Diagnostic System - BRP M.E.D.S., Marine Engine Diagnostic System, is an easy-to-use advanced software package specifically developed for troubleshooting marine engines. Benefits from M.E.D.S. Reduce Debug Time Improve Accuracy Run Print M.E.D.S. check report. Features Johnson Evinrude Marine Engine Diagnostic System Compatible with Johnson Evinrude FICHT air cooled and water cooled and E-TEC engines BRP Version Replaces 519-TS77 California Residents WARNING Cancer and