2001 Polaris SLX, PRO 1200, Virage TX, Genesis, Virage TXi, Genesis i Personal Watercraft Service Manual, Page 331Get this manual
Fueiinjection System DFI1M Additional Troubleshooting Tips
1Be sure primary connection of coil is ok and not broken by contact from loose reverse motor mounting (severe water conditions)Pay attention to proper wire routingCan be checked with timing light for consistent operationTemperature of injectors must remain equalInjectors can be checked with timing light for consistent operationIMPORTANT: The two pin connectors used for injectors and water temp sensor are similar and will plug into each otherPlease note that you wire colors are going to their correct locationsInjectors must have 18 volts minimum at cranking speedAlways check the injectors individually and at timeDamaged throttle position sensors may not exhibit code or check engine light if engine is running poorlyBe sure you are working with known good componentsDO NOT place any-gel dielectric grease in TPS can it be intern dy age TPSNote: Crank sensors only set en!ne is running' The default RPM 1200 Rf'I"'M wateUiraft is 1t50 PM outOf the waterIf the unit idle above this, disconnect the TPSIf the idle drops back, replace the TPSwith timing light.nntt"'n '" '' ,