2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 297Get this manual
Control system
E 4Check the oil pressure switch continuityNOTE: Use commercially available vacuumpressure pump gauge and meter
Oil pressure switch continuity: Pressure Below 128166 kPa (1.281.66 kgfcm2, 18.223.6 psi) Above 128166 kPa (1.281.66 kgfcm2, 18.223.6 psi) Terminal thread Body Continuity