2004 Polaris Freedom, Virage, Genesis and MSX-140 Service Manual., Page 158Get this manual
FUELEXHAUST SYSTEMS NOTE: It is unlawful to tamper with any system or function of Polaris DIt model personal watercraftDo not modify any part of the watercraftDoing so may result in fine andor imprisonment
Fuel Injection SystemComponents Main Components
EMM (Houses Engine Control Unit and Switching Regulator Board Fuel Injectors Capacitor Flywheel Stator (Magneto) Ignition Coils
Internal EMM Sensors
Barometric Pressure Sensor EMM Temperature Sensor 45 Volt Circuit Sensor RPM Limiter ROM Verification
External EMM Sensors
Air Temperature Sensor Water Temperature Sensor TPS (Throttle Position Sensor) CPS (Crankshaft Position Sensor)
S.L.O.W.t Warning System (Speed Limiting Overheat Warning)
The EMM will go into S.L.O.W.t mode to prevent serious engine and or EMM damage in the following instances: