2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 42Get this manual
GEN INFO Electrical system
Feature and benefit
Yamaha diagnostic system (YDIS) This model is equipped with the Yamaha Diagnostic System (YDIS)By connecting computer to the ECM, quick detection of malfunctions and parts that are difficult to check such as the fuel injectors and fuel pump module can be checked easily
1 ECM Personal computer (CD-ROM Ver1.30)