2004-2005 Kawasaki STX-15F Jet Ski Factory Service Manual., Page 424Get this manual
APPENDIX 16-35 Troubleshooting Guide
Oil pressure switch damaged Wiring faulty O-ring at the oil passage in the crankcase damaged
Cooling water temperature gets high Weeds or debris in jet pump Cooling water line clogged Low oil pressure Low oil evel Improper engine oil quality Water temperature sensors malfunction, wiring open or short Vehicle-down sensor malfunction, wiring open or short te Low oil evel Oil pump malfunction Relief valve alfunction Weeds or debris in jet pump Cooling water line clogged Oil temperature sensor malfunction, wiring open or short
Battery Trouble