2004 Poalaris MSX110, MSX150 PWC Original Service Manual, Page 167Get this manual

2004 Poalaris MSX110, MSX150 PWC Original Service Manual, Page 167

FUEL INJECTIONIGNITIONEXHAUST SYSTEMS TroubleshootingEngine Lacks PerformanceRPM LimitsContinued Indicated Problem Air Intake
system of blockageInspect system for exhaust leaks Electrical Wiring Harness PPU and ETB Operation Exhaust System Fuel Delivery
System Inspect fuel level and fuel qualityVerify fuel pressure meets specificationInspect all fuel and vent hose connections
and routingsInspect for leaks ECUEngine Management System - Inspect all sensors for proper operation and correct data values
using Digital Wrench diagnostic softwareVerify correct spark plug is use with correct gapCheck cylinder compressionVerify
impeller is not wornCheck for driveline obstruction or wornbroken parts Mechanical Condition of Engine Propulsion System