2005 Kawasaki STx-12F Jet Ski Factory Service Manual., Page 58Get this manual
3-10 FUEL SYSTEM (DFI) Specifications
Item Digital Fuel Injection System Idle Speed Throttle Assy: Type Bore ECU (Electronic Control Unit): Make Type ra Fuel Pressure (High Pressure Line): Engine Idling Fuel Pump: Type Discharge Throttle Sensor: Input Voltage Output Voltage Resistance Inlet ir Pressure Sensor: Input Voltage Output Voltage Inlet Air Temperature Sensor: Output Voltage at ECU Resistance Standard 300 100 rmin (rpm)-both in and out of water ty 54 mm (2.13 in Mitsubishi Electric Digital memory type, with built in IC igniter, sealed with resin Engine speed range 100 100 rmin (rpm) (3,Impeller type 67 mL or more for seconds 4.75 5.25 DC between and BKW leads 1.08 1.18 DC between GW and BKW leads (at idle throttle opening) 4.75 5.25 DC between and BKW leads 3.75 4.25 DC between GR and BKW leads at standard atmospheric ressure (65.4 6.6 at 0C (32F) (60.29 0.39 at 80C (176F) see Electrical System chapter about 20C (68F) Magnetic flux detection method more than 110 130 for each bank with sensor tilted 110 130 or more: 0.65 1.35 with sensor arrow mark pointed up: 3.55 4.45 INP-281 One spray type with holes about 11.7 12.3 at 20C (68F) same to water temperature sensor about 20C (68F) about mm (0.08 in