2003 Kawasaki 1100 STX D.I. Jet Ski Factory Service Manual, Page 276Get this manual

2003 Kawasaki 1100 STX D.I. Jet Ski Factory Service Manual, Page 276

APPENDIX 16-3 Troubleshooting
Engine misfires, does not run smoothly
Fuel System Fuel mixture too lean Obstruction in fuel passage or outlet Injector (PDS) malfunction EMM malfunction Poor fuel supply (fuel pump screens, fuel filter, hoses, or vent line clogged) Faulty fuel pump

Fuel mixture too rich Injector (PDS) malfunction EMM malfunction Flame arrester clogged