2008 Yamaha WaveRunner FX SHO / FX Cruiser SHO Service Manual, Page 47Get this manual
GEN INFO Technical tips
Engine control
Technical tips
The ECM controls ignition timing and fuel injection with information received from the sensors and switches installed on the engine and on the basis of the 3D map saved in the ECMThe following sensors and switches are used for the engine controlAPS, steering sensor, cam position sensor, engine temperature sensor, TPS, pickup coil, intake air temperature sensor, intake air pressure sensor, knock sensor, thermo sensor, slant detection switch, thermoswitch, oil pressure switch, engine stop switch, engine start switch, "NO-WAKE MODE" switch, right handlebar switch ("SET," up, and down), and reverse sensor