2006-2008 Polaris Snowmobiles FS/FST Service Manual., Page 69Get this manual
EFIIgnition Systems Bosch M7.4.4 System Specifications M7.4.4 Specifications (FSFST Models)
COMPONENT
Fuel InjectionIgnition Type FS Throttle Body Type FS Throttle Body Marking FS Throttle Body Bore Size FS TPS Voltage Idle FS TPS Baseline Voltage FST Throttle Body Type FST Throttle Body Marking FST Throttle Body Bore Size FST TPS Voltage Idle FST TPS Baseline Voltage Spark PlugGap Fuel Requirement FST Maximum Performance FST Reduced Performance (FS Recommended) Idle Speed (Engine Warm) FS FST FST Operational (Target) Boost Pressure Fuel Rail Pressure FS FST Ignition Coil Type Primary Resistance Secondary Resistance Fuel Injector Type Resistance Throttle Position Sensor (TPS) Resistance Wastegate Solenoid Pulse Valve Resistance (FST Models) Air Temperature Circuit (Pins2) Pressure Circuit (Pins4) Pressure Circuit (Pins4) FSTAmbient Pressure, Intake Temp Pressure, and Boost Pressure Sensors FSIntake Temp Pressure Sensor Engine Speed Sensor (CPS) Resistance (Pins2) AC Voltage: (Pins2) AC Voltage: (Pins3) AC Voltage: (Pins3) Gap Cam Phase SensorGap Coolant Temperature Sensor Resistance Knock Sensor Resistance (FST Models) Lambda (O2) SensorHeater Coil Resistance (Pins &4)Resistance between any pin and sensor housing- Resistance between Pin and housing 530 temperature Idle (Stepper) Air Control Roll Over Sensor Bosch Sequential Motronic M7.4.4 Mikuni 1253520-01 46mm 0.56 vDC 0.5 vDC Mikuni 1253519-01 39mm 0.585 vDC 0.5 vDC Champion RC7PYCBX0.030 (.75mm) 91, 92, 93 Octane (Pump Octane Number) 87 non-oxygenated (Pump Octane Number) 1450 1550 200 RPM 200 RPM